module huawei-mplstpoam {

    yang-version 1;

    namespace
      "urn:huawei:yang:huawei-mplstpoam";

    prefix mplstpoam;

    import huawei-ifm {
      prefix ifm;
    }
    import huawei-l2vpn {
      prefix l2vpn;
    }
    import huawei-tunnel-management {
      prefix tnlm;
    }
    import huawei-mpls-te {
      prefix mpls-te;
    }
    import ietf-inet-types {
      prefix inet;
    }
    import huawei-extension {
      prefix ext;
    }
    import huawei-mpls {
      prefix mpls;
    }
    import huawei-mpls-te-cr-static {
      prefix mpls-te-cr-static;
    }

    organization
      "Huawei Technologies Co., Ltd.";

    contact
      "Huawei Industrial Base
     Bantian, Longgang
     Shenzhen 518129
     People's Republic of China
     Website: http://www.huawei.com
     Email: support@huawei.com";

    description
      "Multiprotocol Label Switching-Transport Profile (MPLS-TP), operations, administration and maintenance (OAM), mainly provides functions: fault management, performance monitoring, and protection switching.";

    revision "2021-01-13" {
      description "Solve some errors.";
      reference
        "Huawei private.";

    }

    revision "2020-03-14" {
      description "Modify description.";
      reference
        "Huawei private.";

    }

    revision "2019-12-27" {
      description "Solve some errors.";
      reference
        "Huawei private.";

    }

    revision "2019-04-18" {
      description "Initial revision.";
      reference
        "Huawei private.";

    }

    ext:task-name "tpoam";

    typedef standard-type {
      type enumeration {
        enum "y1711" {
          value 0;
          description "Protocol is Y.1711.";
        }
        enum "y1731" {
          value 1;
          description "Protocol is Y.1731.";
        }
      }
      description "Standard type.";
    }

    typedef channel-type {
      type enumeration {
        enum "0x7ffa" {
          value 0;
          description "ACH is 0x7FFA.";
        }
        enum "0x8902" {
          value 1;
          description "ACH is 0x8902.";
        }
      }
      description "Channel type.";
    }

    typedef pw-mode {
      type enumeration {
        enum "standard" {
          value 0;
          description
            "The MPLS-TP PW mode is standard.";
        }
        enum "private" {
          value 1;
          description
            "The MPLS-TP PW mode is private.";
        }
      }
      description "PW mode.";
    }

    typedef ccm-interval {
      type enumeration {
        enum "3.3ms" {
          value 1;
          description
            "CCM interval of 3.3ms.";
        }
        enum "10ms" {
          value 2;
          description
            "CCM interval of 10ms.";
        }
        enum "100ms" {
          value 3;
          description
            "CCM interval of 100ms.";
        }
        enum "1000ms" {
          value 4;
          description "CCM interval of 1s.";
        }
        enum "10000ms" {
          value 5;
          description
            "CCM interval of 10000ms.";
        }
        enum "60000ms" {
          value 6;
          description
            "CCM interval of 60000ms.";
        }
        enum "600000ms" {
          value 7;
          description
            "CCM interval of 600000ms.";
        }
      }
      description "CCM interval.";
    }

    typedef me-direction {
      type enumeration {
        enum "none" {
          value 0;
          description
            "The ME direction is none.";
        }
        enum "ingress" {
          value 1;
          description
            "The ME direction is ingress.";
        }
        enum "egress" {
          value 2;
          description
            "The ME direction is egress.";
        }
        enum "dual" {
          value 3;
          description
            "The ME direction is dual.";
        }
      }
      description "ME direction.";
    }

    typedef me-state {
      type enumeration {
        enum "init" {
          value 0;
          description
            "The ME status is init.";
        }
        enum "up" {
          value 1;
          description "The ME status is up.";
        }
        enum "down" {
          value 2;
          description
            "The ME status is down.";
        }
      }
      description "ME state.";
    }

    typedef dm-interval {
      type enumeration {
        enum "1000ms" {
          value 4;
          description "DM interval of 1s.";
        }
        enum "10000ms" {
          value 5;
          description "DM interval of 10s.";
        }
      }
      description "DM interval.";
    }

    typedef slm-interval {
      type enumeration {
        enum "1000ms" {
          value 4;
          description
            "Single-ended loss measurement interval of 1s.";
        }
        enum "10000ms" {
          value 5;
          description
            "Single-ended loss measurement interval of 10s.";
        }
      }
      description
        "Single-ended loss measurement interval.";
    }

    typedef measure-mode {
      type enumeration {
        enum "on-demand" {
          value 0;
          description
            "The measurement mode is on-demand.";
        }
        enum "proactive" {
          value 1;
          description
            "The measurement mode is proactive.";
        }
      }
      description "Measure mode.";
    }

    typedef vc-type {
      type enumeration {
        enum "fr" {
          value 1;
          description "The VC type is FR.";
        }
        enum "atm-aal5-sdu" {
          value 2;
          description
            "The VC type is ATM-AAL5-SDU.";
        }
        enum "atm-trans-cell" {
          value 3;
          description
            "The VC type is ATM-TRANS-CELL.";
        }
        enum "vlan" {
          value 4;
          description "The VC type is VLAN.";
        }
        enum "ethernet" {
          value 5;
          description
            "The VC type is ethernet.";
        }
        enum "hdlc" {
          value 6;
          description "The VC type is HDLC.";
        }
        enum "ppp" {
          value 7;
          description "The VC type is PPP.";
        }
        enum "cem" {
          value 8;
          description "The VC type is CEM.";
        }
        enum "atm-nto1-vcc" {
          value 9;
          description
            "The VC type is ATM-Nto1-VCC.";
        }
        enum "atm-nto1-vpc" {
          value 10;
          description
            "The VC type is ATM-Nto1-VPC.";
        }
        enum "ip-layer2" {
          value 11;
          description
            "The VC type is IP-Layer2.";
        }
        enum "atm-1to1-vcc" {
          value 12;
          description
            "The VC type is ATM-1to1-VCC.";
        }
        enum "atm-1to1-vpc" {
          value 13;
          description
            "The VC type is ATM-1to1-VPC.";
        }
        enum "atm-aal5-pdu" {
          value 14;
          description
            "The VC type is ATM-AAL5-PDU.";
        }
        enum "fr-port-mode" {
          value 15;
          description
            "The VC type is FR-PORT-MODE.";
        }
        enum "cep" {
          value 16;
          description "The VC type is CEP.";
        }
        enum "satop-e1" {
          value 17;
          description
            "The VC type is SAToP-E1.";
        }
        enum "satop-t1" {
          value 18;
          description
            "The VC type is SAToP-T1.";
        }
        enum "satop-e3" {
          value 19;
          description
            "The VC type is SAToP-E3.";
        }
        enum "satop-t3" {
          value 20;
          description
            "The VC type is SAToP-T3.";
        }
        enum "cesopsn-basic" {
          value 21;
          description
            "The VC type is CESoPSN-BASIC.";
        }
        enum "tdmoip-aal1" {
          value 22;
          description
            "The VC type is TDMoIP-AAL1.";
        }
        enum "cesopsn-tdm" {
          value 23;
          description
            "The VC type is CESoPSN-TDM.";
        }
        enum "tdmoip-aal2" {
          value 24;
          description
            "The VC type is TDMoIP-AAL2.";
        }
        enum "fr-dlci" {
          value 25;
          description
            "The VC type is FR-DLCI.";
        }
        enum "ip-interworking" {
          value 64;
          description
            "The VC type is IP interworking.";
        }
        enum "unsupport" {
          value 255;
          description
            "This VC type is unsupport.";
        }
      }
      description "VC type.";
    }

    typedef node-type {
      type enumeration {
        enum "mep" {
          value 1;
          description
            "Node type of LB is MEP.";
        }
        enum "mip" {
          value 2;
          description
            "Node type of LB is MIP.";
        }
      }
      description "Node type.";
    }

    typedef statistics-status {
      type enumeration {
        enum "finished" {
          value 1;
          description
            "The statistics is finished.";
        }
        enum "working" {
          value 2;
          description
            "The statistics is working.";
        }
      }
      description "Statistics status.";
    }

    typedef error-info {
      type enumeration {
        enum "valid" {
          value 0;
          description "The data is valid.";
        }
        enum "invalid-loss" {
          value 1;
          description
            "The packet loss is invalid.";
        }
        enum "invalid-delay" {
          value 2;
          description
            "The delay is invalid.";
        }
      }
      description "Error info.";
    }

    typedef meg-mode {
      type enumeration {
        enum "ipbase" {
          value 0;
          description
            "The detect mode is IP-based.";
        }
        enum "custom" {
          value 1;
          description
            "The detect mode is customer-based.";
        }
        enum "icc" {
          value 2;
          description
            "The detect mode is ICC.";
        }
      }
      description "MEG mode.";
    }

    typedef loss-measure-mode {
      type enumeration {
        enum "standard" {
          value 0;
          description
            "The type of loss measure is on-demand.";
        }
        enum "private" {
          value 1;
          description
            "The type of loss measure is proactive.";
        }
      }
      description "Loss measure mode.";
    }

    typedef single-lm-mode {
      type enumeration {
        enum "standard" {
          value 0;
          description
            "The type of single-ended lost measure is standard.";
        }
        enum "private" {
          value 1;
          description
            "The type of single-ended lost measure is private.";
        }
      }
      description
        "Single loss measure mode.";
    }

    typedef state {
      type enumeration {
        enum "near-end-available" {
          value 0;
          description
            "The local or remote status is near-end available.";
        }
        enum "near-end-defect-unavailable" {
          value 1;
          description
            "The local or remote state is near-end defect-unavailable.";
        }
        enum "far-end-available" {
          value 2;
          description
            "The local or remote state is far-end available.";
        }
        enum "far-end-defect-unavailable" {
          value 3;
          description
            "The local or remote state is far-end defect-unavailable.";
        }
        enum "error-state" {
          value 4;
          description
            "The local or remote state is error state.";
        }
      }
      description "State.";
    }

    typedef detect-mode {
      type enumeration {
        enum "manu" {
          value 0;
          description
            "The detect mode is manual.";
        }
        enum "auto" {
          value 1;
          description
            "The detect mode is adaptive.";
        }
      }
      description "Detect mode.";
    }

    typedef ping-status-type {
      type enumeration {
        enum "testing" {
          value 0;
          description "The test is testing.";
        }
        enum "finished" {
          value 1;
          description
            "The test is finished.";
        }
        enum "stopped" {
          value 2;
          description "The test is stopped.";
        }
      }
      description "Ping status type.";
    }

    typedef ping-error-type {
      type enumeration {
        enum "ok" {
          value 0;
          description "The test is success.";
        }
      }
      description "Ping error type.";
    }

    typedef ping-result-type {
      type enumeration {
        enum "ok" {
          value 0;
          description
            "The test packets are successfully received.";
        }
        enum "timeout" {
          value 1;
          description
            "The receiving of test packets times out.";
        }
      }
      description "Ping result type.";
    }

    typedef gal-pw {
      type enumeration {
        enum "label-13" {
          value 1;
          description "The Gal is 13.";
        }
        enum "label-14" {
          value 2;
          description "The Gal is 14.";
        }
        enum "disable" {
          value 3;
          description
            "The GAL type is disable.";
        }
        enum "route-mode" {
          value 4;
          description
            "The GAL type is route-mode.";
        }
        enum "ptn-mode" {
          value 5;
          description
            "The GAL type is ptn-mode.";
        }
      }
      description "Gal PW type.";
    }

    typedef detail-result-type {
      type enumeration {
        enum "success" {
          value 0;
          description
            "The test packets are successfully received.";
        }
        enum "timeout" {
          value 1;
          description
            "The receiving of test packets times out.";
        }
        enum "failed" {
          value 2;
          description
            "The receiving of test packets failed.";
        }
      }
      description "Detail result type.";
    }

    typedef protocol-state-type {
      type enumeration {
        enum "no-config" {
          value 0;
          description
            "No OAM is configured.";
        }
        enum "y1711" {
          value 1;
          description
            "Only configure Y.1711.";
        }
        enum "y1731" {
          value 2;
          description
            "Only configure Y.1731.";
        }
        enum "y1711-y1731" {
          value 3;
          description
            "Mixed mode is configured.";
        }
      }
      description "Protocol state type.";
    }

    typedef statistics-type {
      type enumeration {
        enum "dual-ended-lm" {
          value 1;
          description
            "Lost measure dual-ended.";
        }
        enum "single-ended-lm" {
          value 2;
          description
            "Lost measure single-ended.";
        }
        enum "one-way-dm" {
          value 3;
          description
            "One way delay measure.";
        }
        enum "two-way-dm" {
          value 4;
          description
            "Two way delay measure.";
        }
      }
      description "Statistics type.";
    }

    typedef tunnel-type {
      type enumeration {
        enum "ingress" {
          value 0;
          description
            "The tunnel type is ingress.";
        }
        enum "egress" {
          value 1;
          description
            "The tunnel type is egress.";
        }
        enum "bidirectional" {
          value 2;
          description
            "The tunnel type is bidirectional.";
        }
      }
      description "Tunnel type.";
    }

    typedef tunnel-direction {
      type enumeration {
        enum "undirectional" {
          value 0;
          description
            "The tunnel direction is undirectional.";
        }
        enum "bidirectional" {
          value 1;
          description
            "The tunnel direction is bidirectional.";
        }
      }
      description "Tunnel direction.";
    }

    typedef pw-role {
      type enumeration {
        enum "primary" {
          value 1;
          description
            "Vpws PW role is primary.";
        }
        enum "backup" {
          value 2;
          description
            "Vpws PW role is backup.";
        }
        enum "bypass" {
          value 3;
          description
            "Vpws PW role is bypass.";
        }
        enum "left-primary" {
          value 4;
          description
            "Vpws PW role is left-primary.";
        }
        enum "right-primary" {
          value 5;
          description
            "Vpws PW role is right-primary.";
        }
        enum "right-backup" {
          value 6;
          description
            "Vpws PW role is right-backup.";
        }
        enum "ac-bypass" {
          value 7;
          description
            "Vpws PW role is ac-bypass.";
        }
        enum "pw-bypass" {
          value 8;
          description
            "Vpws PW role is pw-bypass.";
        }
      }
      description "Vpws PW role type.";
    }

    container mplstpoam {
      description "MPLStpoam.";
      container global {
        description
          "Configure global MPLS-TP OAM attribute.";
        leaf oam-standard {
          type standard-type;
          default "y1711";
          description
            "Default OAM standard protocol.";
        }

        leaf icc-string {
          type string {
            length "1..6";
          }
          description "MPLS-TP OAM ICC ID.";
        }

        leaf ais-enable {
          type boolean;
          default "false";
          description
            "Enable/disable MPLS-TP OAM AIS.";
        }

        leaf channel-type {
          type channel-type;
          default "0x7ffa";
          description
            "0x7ffa identifies MPLS-TP OAM packets in compliance with Y.1731. 0x8902 identifies MPLS-TP OAM packets in compliance with relevant standards.";
        }

        leaf csf-enable {
          type boolean;
          default "false";
          description
            "Enable/disable MPLS-TP OAM CSF.";
        }

        leaf mpls-tp-mode {
          type pw-mode;
          default "standard";
          description
            "PW mode of MPLS-TP OAM.";
        }

        leaf gal-mode {
          type gal-pw;
          default "ptn-mode";
          description
            "PW GAL mode of MPLS-TP OAM.";
        }

        leaf protocol-status {
          type protocol-state-type;
          default "no-config";
          config false;
          description "OAM status.";
        }

        leaf oam-num {
          type uint32;
          config false;
          description
            "Total number of OAM instances, including MPLS OAM and MPLS-TP OAM instances.";
        }
      }  // container global

      container megs {
        description
          "List of the configuration of all MEGs.";
        list meg {
          key "name";
          unique "co-route-tunnel/tunnel-name";
          unique "vll-mip/l2vpn-name";
          unique "te-mip/lsp-name";
          unique "pw/pw-vll/l2vpn-name pw/pw-vll/l2vpn-type pw/pw-vll/l2vpn-role";
          unique "pw/pw-vpls/vpls-peer-ip pw/pw-vpls/vpls-vc-id pw/pw-vpls/vpls-vc-type";
          description "Configure a MEG.";
          leaf name {
            type string {
              length "1..14";
            }
            description
              "Configure a MEG resource ID.";
          }

          leaf id {
            ext:operation-exclude "delete";
            type string {
              length "1..96";
            }
            description
              "Configure the ID of a MEG. In ICC mode, the ID is a string of 1 to 13 characters. In CUSTOMER mode, the ID is a 96-byte hexadecimal number.";
          }

          container pw {
            description
              "Configure an ME to monitor a PW.";
            container pw-vll {
              must
                "not(../../vll-mip/l2vpn-name) and not(../../te-mip/lsp-name) and not(../../co-route-tunnel/tunnel-name) and not(../pw-vpls/vpls-peer-ip)";
              presence
                "pw-vll presence container";
              description
                "Configure an ME to monitor a Vll PW.";
              leaf l2vpn-name {
                ext:operation-exclude "update";
                type leafref {
                  path "/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance/l2vpn:name";
                }
                mandatory true;
                description
                  "Configure L2VPN name of MPLS OAM binded static PW.";
              }

              leaf l2vpn-type {
                ext:operation-exclude "update";
                type leafref {
                  path "/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance[l2vpn:name=current()/../l2vpn-name]/l2vpn:type";
                }
                mandatory true;
                description
                  "Configure L2VPN type of MPLS OAM binded static PW.";
              }

              leaf l2vpn-role {
                ext:operation-exclude "update";
                type pw-role;
                must
                  "(/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance[l2vpn:name=current()/../l2vpn-name][l2vpn:type=current()/../l2vpn-type]/l2vpn:vpws-ldp/l2vpn:pws/l2vpn:pw[l2vpn:role=current()]/l2vpn:role) or (/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance[l2vpn:name=current()/../l2vpn-name][l2vpn:type=current()/../l2vpn-type]/l2vpn:vpws-switch/l2vpn:pws/l2vpn:pw[l2vpn:role=current()]/l2vpn:role)";
                mandatory true;
                description
                  "Configure PW role of MPLS OAM binded static PW.";
              }

              leaf remote-peer-ip {
                ext:operation-exclude "update";
                ext:dynamic-default {
                  ext:default-value "/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance[l2vpn:name=current()/../l2vpn-name][l2vpn:type=current()/../l2vpn-type]/l2vpn:vpws-ldp/l2vpn:pws/l2vpn:pw[l2vpn:role=current()/../l2vpn-role]/l2vpn:peer-ip" {
                    when "/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance[l2vpn:name=current()/../l2vpn-name][l2vpn:type=current()/../l2vpn-type]/l2vpn:vpws-ldp/l2vpn:pws/l2vpn:pw[l2vpn:role=current()/../l2vpn-role]/l2vpn:peer-ip";
                    description "The default value is pw peer ip when L2VPN pw peer ip is configured.";
                  }
                  ext:default-value "/l2vpn:l2vpn/l2vpn:common/l2vpn:pw-templates/l2vpn:pw-template[l2vpn:name=/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance[l2vpn:name=current()/../l2vpn-name][l2vpn:type=current()/../l2vpn-type]/l2vpn:vpws-ldp/l2vpn:pws/l2vpn:pw[l2vpn:role=current()/../l2vpn-role]/l2vpn:pw-template]/l2vpn:peer-address" {
                    when "not(/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance[l2vpn:name=current()/../l2vpn-name][l2vpn:type=current()/../l2vpn-type]/l2vpn:vpws-ldp/l2vpn:pws/l2vpn:pw[l2vpn:role=current()/../l2vpn-role]/l2vpn:peer-ip) and /l2vpn:l2vpn/l2vpn:instances/l2vpn:instance[l2vpn:name=current()/../l2vpn-name][l2vpn:type=current()/../l2vpn-type]/l2vpn:vpws-ldp/l2vpn:pws/l2vpn:pw[l2vpn:role=current()/../l2vpn-role]/l2vpn:pw-template";
                    description "The default value is template peer address when L2VPN pw-template is configured.";
                  }
                  ext:default-value "/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance[l2vpn:name=current()/../l2vpn-name][l2vpn:type=current()/../l2vpn-type]/l2vpn:vpws-switch/l2vpn:pws/l2vpn:pw[l2vpn:role=current()/../l2vpn-role]/l2vpn:peer-ip" {
                    when "/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance[l2vpn:name=current()/../l2vpn-name][l2vpn:type=current()/../l2vpn-type]/l2vpn:vpws-switch/l2vpn:pws/l2vpn:pw[l2vpn:role=current()/../l2vpn-role]/l2vpn:peer-ip";
                    description "The default value is template peer address when L2VPN pw-template is configured.";
                  }
                }
                type inet:ipv4-address-no-zone;
                description
                  "Configure the remote peer IP of an ME bound to a static PW.";
              }

              leaf remote-vc-id {
                type uint32 {
                  range "0..4294967295";
                }
                description
                  "Configure the remote VC ID of an ME bound to a static PW.";
              }

              leaf remote-vc-type {
                type vc-type;
                description
                  "Configure the remote VC type of an ME bound to a static PW.";
              }

              leaf mep-id {
                ext:operation-exclude "update";
                type uint32 {
                  range "1..8191";
                }
                mandatory true;
                description
                  "Configure the MEP ID of an ME bound to a static PW.";
              }

              leaf remote-mep-id {
                ext:operation-exclude "update";
                type uint32 {
                  range "1..8191";
                }
                mandatory true;
                description
                  "Configure the remote MEP ID of an ME bound to a static PW.";
              }

              leaf ttl {
                ext:operation-exclude "update";
                type uint8 {
                  range "1..255";
                }
                must
                  "(../ttl=255) or (not(../ttl=255) and ((/l2vpn:l2vpn/l2vpn:common/l2vpn:pw-templates/l2vpn:pw-template[l2vpn:name=/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance[l2vpn:name=current()/../l2vpn-name][l2vpn:type=current()/../l2vpn-type]/l2vpn:vpws-ldp/l2vpn:pws/l2vpn:pw[l2vpn:role=current()/../l2vpn-role]/l2vpn:pw-template]/l2vpn:peer-address=../remote-peer-ip) or (/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance[l2vpn:name=current()/../l2vpn-name][l2vpn:type=current()/../l2vpn-type]/l2vpn:vpws-ldp/l2vpn:pws/l2vpn:pw[l2vpn:role=current()/../l2vpn-role]/l2vpn:peer-ip=../remote-peer-ip) or (/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance[l2vpn:name=current()/../l2vpn-name][l2vpn:type=current()/../l2vpn-type]/l2vpn:vpws-switch/l2vpn:pws/l2vpn:pw[l2vpn:role=current()/../l2vpn-role]/l2vpn:peer-ip=../remote-peer-ip)))";
                default "255";
                description
                  "Configure the TTL of an ME bound to a static PW.";
              }

              leaf gal-mode {
                ext:operation-exclude "update|delete";
                type gal-pw;
                default "disable";
                description
                  "Whether GAL is enabled.";
              }

              leaf lm-mode {
                type loss-measure-mode;
                default "standard";
                description
                  "Lost measure packet mode.";
              }

              leaf rdi-enable {
                type boolean;
                default "true";
                description
                  "Enable/disable RDI.";
              }

              leaf slm-mode {
                type single-lm-mode;
                default "standard";
                description
                  "Single-ended lost measure packet mode.";
              }

              leaf me-index {
                type uint32;
                config false;
                description "ME index.";
              }

              leaf me-direction {
                type me-direction;
                config false;
                description "ME direction.";
              }

              leaf select-board-slot {
                type string {
                  length "1..19";
                }
                config false;
                description
                  "Board where the state machine resides.";
              }

              leaf me-status {
                type me-state;
                config false;
                description "ME status.";
              }

              leaf local-status {
                type state;
                config false;
                description
                  "Local ME status.";
              }

              leaf remote-status {
                type state;
                config false;
                description
                  "Remote ME status.";
              }

              leaf alarm-indicate {
                type string {
                  length "1..26";
                }
                config false;
                description
                  "Warning indication of a ME.";
              }

              leaf hardware-resource {
                type string {
                  length "1..16";
                }
                config false;
                description
                  "Hardware resource of a ME.";
              }

              leaf hardware-error {
                type string {
                  length "1..128";
                }
                config false;
                description
                  "Hardware error of a ME.";
              }
            }  // container pw-vll

            container pw-vpls {
              must
                "not(../../vll-mip/l2vpn-name) and not(../../te-mip/lsp-name) and not(../../co-route-tunnel/tunnel-name) and not(../pw-vll/l2vpn-name)";
              presence
                "pw-vpls presence container";
              description
                "Configure an ME to monitor a VPLS PW.";
              leaf vpls-peer-ip {
                ext:operation-exclude "update";
                type leafref {
                  path "/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance/l2vpn:vpls/l2vpn:ldp-signaling/l2vpn:pws/l2vpn:pw/l2vpn:peer-ip";
                }
                mandatory true;
                description
                  "Configure the peer IP of an ME bound to a static PW.";
              }

              leaf vpls-vc-id {
                ext:operation-exclude "update";
                type leafref {
                  path "/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance/l2vpn:vpls/l2vpn:ldp-signaling/l2vpn:pws/l2vpn:pw[l2vpn:peer-ip=current()/../vpls-peer-ip]/l2vpn:negotiation-vc-id";
                }
                mandatory true;
                description
                  "Configure the VC ID of an ME bound to a static PW.";
              }

              leaf vpls-vc-type {
                ext:operation-exclude "update";
                type leafref {
                  path "/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance/l2vpn:vpls/l2vpn:ldp-signaling/l2vpn:pws/l2vpn:pw[l2vpn:peer-ip=current()/../vpls-peer-ip][l2vpn:negotiation-vc-id=current()/../vpls-vc-id]/l2vpn:encapsulation-type";
                }
                must
                  "not(../vpls-vc-type='unsupport')";
                mandatory true;
                description
                  "Configure the VC type of an ME bound to a static PW.";
              }

              leaf remote-peer-ip {
                ext:operation-exclude "update";
                ext:dynamic-default {
                  ext:default-value "../vpls-peer-ip";
                }
                type inet:ipv4-address-no-zone;
                description
                  "Configure the remote peer IP of an ME bound to a static PW.";
              }

              leaf remote-vc-id {
                type uint32 {
                  range "0..4294967295";
                }
                description
                  "Configure the remote VC ID of an ME bound to a static PW.";
              }

              leaf remote-vc-type {
                type vc-type;
                description
                  "Configure the remote VC type of an ME bound to a static PW.";
              }

              leaf mep-id {
                ext:operation-exclude "update";
                type uint32 {
                  range "1..8191";
                }
                mandatory true;
                description
                  "Configure the MEP ID of an ME bound to a static PW.";
              }

              leaf remote-mep-id {
                ext:operation-exclude "update";
                type uint32 {
                  range "1..8191";
                }
                mandatory true;
                description
                  "Configure the remote MEP ID of an ME bound to a static PW.";
              }

              leaf ttl {
                ext:operation-exclude "update";
                type uint8 {
                  range "1..255";
                }
                must
                  "(../ttl=255) or (not(../ttl=255) and (../vpls-peer-ip=../remote-peer-ip))";
                default "255";
                description
                  "Configure the TTL of an ME bound to a static PW.";
              }

              leaf gal-mode {
                ext:operation-exclude "update|delete";
                type gal-pw;
                default "disable";
                description
                  "Whether GAL is enabled.";
              }

              leaf lm-mode {
                type loss-measure-mode;
                default "standard";
                description
                  "Lost measure packet mode.";
              }

              leaf rdi-enable {
                type boolean;
                default "true";
                description
                  "Enable/disable RDI.";
              }

              leaf slm-mode {
                type single-lm-mode;
                default "standard";
                description
                  "Single-ended lost measure packet mode.";
              }

              leaf me-index {
                type uint32;
                config false;
                description "ME index.";
              }

              leaf me-direction {
                type me-direction;
                config false;
                description "ME direction.";
              }

              leaf select-board-slot {
                type string {
                  length "1..19";
                }
                config false;
                description
                  "Board where the state machine resides.";
              }

              leaf me-status {
                type me-state;
                config false;
                description "ME status.";
              }

              leaf local-status {
                type state;
                config false;
                description
                  "Local ME status.";
              }

              leaf remote-status {
                type state;
                config false;
                description
                  "Remote ME status.";
              }

              leaf alarm-indicate {
                type string {
                  length "1..26";
                }
                config false;
                description
                  "Warning indication of a ME.";
              }

              leaf hardware-resource {
                type string {
                  length "1..16";
                }
                config false;
                description
                  "Hardware resource of a ME.";
              }

              leaf hardware-error {
                type string {
                  length "1..128";
                }
                config false;
                description
                  "Hardware error of a ME.";
              }
            }  // container pw-vpls
          }  // container pw

          container co-route-tunnel {
            must
              "not(../vll-mip/l2vpn-name) and not(../te-mip/lsp-name) and not(../pw/pw-vll/l2vpn-name) and not(../pw/pw-vpls/vpls-peer-ip)";
            presence
              "co-route-tunnel presence container";
            description
              "Configure an ME to monitor a co-route tunnel.";
            leaf tunnel-name {
              ext:operation-exclude "update";
              type leafref {
                path "/ifm:ifm/ifm:interfaces/ifm:interface/ifm:name";
              }
              must
                "/ifm:ifm/ifm:interfaces/ifm:interface[ifm:name = current()]/tnlm:tunnel-protocol/mpls-te:te-tunnel/mpls-te:common-attributes/mpls-te:signal-protocol='cr-static'";
              must
                "/ifm:ifm/ifm:interfaces/ifm:interface[ifm:name = current()]/tnlm:tunnel-protocol/mpls-te:te-tunnel/mpls-te-cr-static:cr-static/mpls-te-cr-static:direction";
              mandatory true;
              description
                "Name of a static tunnel.";
            }

            leaf mep-id {
              ext:operation-exclude "update";
              type uint32 {
                range "1..8191";
              }
              mandatory true;
              description
                "Configure the MEP ID of an ME.";
            }

            leaf remote-mep-id {
              ext:operation-exclude "update";
              type uint32 {
                range "1..8191";
              }
              mandatory true;
              description
                "Configure the remote MEP ID of an ME.";
            }

            leaf lm-mode {
              type loss-measure-mode;
              default "standard";
              description
                "Lost measure packet mode.";
            }

            leaf rdi-enable {
              type boolean;
              default "true";
              description
                "Enable/disable RDI.";
            }

            leaf slm-mode {
              type single-lm-mode;
              default "standard";
              description
                "Single-ended lost measure packet mode.";
            }

            leaf tunnel-description {
              type string {
                length "1..32";
              }
              config false;
              description
                "Description of a tunnel.";
            }

            leaf tunnel-type {
              type tunnel-type;
              config false;
              description
                "Type of a tunnel.";
            }

            leaf tunnel-direction {
              type tunnel-direction;
              config false;
              description
                "Direction of a tunnel.";
            }

            leaf me-index {
              type uint32;
              config false;
              description "ME index.";
            }

            leaf me-direction {
              type me-direction;
              config false;
              description "ME direction.";
            }

            leaf select-board-slot {
              type string {
                length "1..19";
              }
              config false;
              description
                "Board where the state machine resides.";
            }

            leaf me-status {
              type me-state;
              config false;
              description "ME status.";
            }

            leaf local-status {
              type state;
              config false;
              description "Local ME status.";
            }

            leaf remote-status {
              type state;
              config false;
              description
                "Remote ME status.";
            }

            leaf alarm-indicate {
              type string {
                length "1..26";
              }
              config false;
              description
                "Warning indication of a ME.";
            }

            leaf hardware-resource {
              type string {
                length "1..16";
              }
              config false;
              description
                "Hardware resource of a ME.";
            }

            leaf hardware-error {
              type string {
                length "1..128";
              }
              config false;
              description
                "Hardware error of a ME.";
            }
          }  // container co-route-tunnel

          container vll-mip {
            must
              "not(../co-route-tunnel/tunnel-name) and not(../te-mip/lsp-name) and not(../pw/pw-vll/l2vpn-name) and not(../pw/pw-vpls/vpls-peer-ip)";
            presence
              "vll-mip presence container";
            description
              "Configure an ME to monitor a static switch L2VC PW.";
            leaf l2vpn-name {
              ext:operation-exclude "update";
              type leafref {
                path "/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance/l2vpn:name";
              }
              must
                "/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance[l2vpn:name = current()]/l2vpn:vpws-switch/l2vpn:pws/l2vpn:pw/l2vpn:pw-id";
              mandatory true;
              description
                "Configure L2VPN name of MPLS OAM binded static PW.";
            }

            leaf mip-id {
              ext:operation-exclude "update";
              type uint32 {
                range "1..8191";
              }
              description
                "Configure the MIP ID of an ME.";
            }

            leaf me-index {
              type uint32;
              config false;
              description "ME index.";
            }

            leaf me-direction {
              type me-direction;
              config false;
              description "ME direction.";
            }

            leaf select-board-slot {
              type string {
                length "1..19";
              }
              config false;
              description
                "Board where the state machine resides.";
            }

            leaf me-status {
              type me-state;
              config false;
              description
                "The status of an ME.";
            }
          }  // container vll-mip

          container te-mip {
            must
              "not(../co-route-tunnel/tunnel-name) and not(../vll-mip/l2vpn-name) and not(../pw/pw-vll/l2vpn-name) and not(../pw/pw-vpls/vpls-peer-ip)";
            presence
              "te-mip presence container";
            description
              "Configure an ME to monitor a static bidirectional co-routed transit LSP.";
            leaf lsp-name {
              ext:operation-exclude "update";
              type leafref {
                path "/mpls:mpls/mpls-te:te/mpls-te-cr-static:bidirection-static-cr-lsps/mpls-te-cr-static:bidirection-static-cr-lsp/mpls-te-cr-static:lsp-name";
              }
              must
                "/mpls:mpls/mpls-te:te/mpls-te-cr-static:bidirection-static-cr-lsps/mpls-te-cr-static:bidirection-static-cr-lsp[mpls-te-cr-static:lsp-name = current()]/mpls-te-cr-static:transit";
              mandatory true;
              description
                "Configure the LSP name of an ME bound to a static bidirectional co-routed transit LSP.";
            }

            leaf mip-id {
              ext:operation-exclude "update";
              type uint32 {
                range "1..8191";
              }
              description
                "Configure the MIP ID of an ME.";
            }

            leaf me-index {
              type uint32;
              config false;
              description "ME index.";
            }

            leaf me-direction {
              type me-direction;
              config false;
              description "ME direction.";
            }

            leaf select-board-slot {
              type string {
                length "1..19";
              }
              config false;
              description
                "Board where the state machine resides.";
            }

            leaf me-status {
              type me-state;
              config false;
              description
                "The status of an ME.";
            }
          }  // container te-mip

          container cc {
            when
              "(../co-route-tunnel/tunnel-name) or (../pw/pw-vll/l2vpn-name) or (../pw/pw-vpls/vpls-peer-ip)";
            description
              "Configure the CC function.";
            leaf exp {
              type uint8 {
                range "0..7";
              }
              default "7";
              description
                "Configure the CCM exp.";
            }

            leaf interval {
              type ccm-interval;
              units "ms";
              must
                "(not (../interval='3.3ms') and not (../interval='10ms') and ../../test-instance/dual-lm/dlm-enable='true') or (../../test-instance/dual-lm/dlm-enable='false')";
              must
                "(../interval='600000ms' and ../detect-mode='manu') or not (../interval='600000ms')";
              default "1000ms";
              description
                "Configure the CCM interval.";
            }

            leaf send-enable {
              type boolean;
              default "false";
              description
                "Enable/disable to configure the CC send enable flag.";
            }

            leaf receive-enable {
              type boolean;
              default "false";
              description
                "Enable/disable to configure the CC receive enable flag.";
            }

            leaf detect-mode {
              type detect-mode;
              must
                "(../detect-mode='auto' and ../receive-enable='true' and not (../interval='600000ms')) or ../detect-mode='manu'";
              default "manu";
              description
                "Configure the detect mode of CC.";
            }
          }  // container cc

          container oam-lm {
            when
              "../co-route-tunnel/tunnel-name or ../pw/pw-vll/l2vpn-name or ../pw/pw-vpls/vpls-peer-ip";
            must "sd<=sf";
            description
              "Configure the OAM loss measurement function.";
            leaf sd {
              type uint32 {
                range "0..100";
              }
              default "0";
              description
                "Configure the SD threshold of loss measurement.";
            }

            leaf sf {
              type uint32 {
                range "0..100";
              }
              default "0";
              description
                "Configure the SF threshold of loss Measurement.";
            }
          }  // container oam-lm

          container test-instance {
            when
              "(../co-route-tunnel/tunnel-name) or (../pw/pw-vll/l2vpn-name) or (../pw/pw-vpls/vpls-peer-ip)";
            description
              "Configure test instances.";
            container one-way-dm-send {
              presence
                "Enable one-way delay measurement send";
              description
                "Configure a one-way delay measurement send instance.";
              leaf one-dm-interval {
                ext:operation-exclude "update|delete";
                type dm-interval;
                units "ms";
                default "1000ms";
                description
                  "Configure the interval of proactive one-way delay measurement.";
              }

              leaf one-dm-exp {
                ext:operation-exclude "update|delete";
                type uint8 {
                  range "0..7";
                }
                default "7";
                description
                  "Configure the exp value of proactive one-way delay measurement.";
              }
            }  // container one-way-dm-send

            container one-way-dm-rcv {
              description
                "Configure a one-way delay measurement receive instance.";
              leaf one-dm-rcv-enable {
                type boolean;
                default "false";
                description
                  "Enable/disable one-way delay measurement receive instance.";
              }
            }  // container one-way-dm-rcv

            container two-way-dm-send {
              presence
                "Enable two-way delay measurement receive";
              description
                "Configure a two-way delay measurement send instance.";
              leaf two-dm-interval {
                ext:operation-exclude "update|delete";
                type dm-interval;
                units "ms";
                default "1000ms";
                description
                  "Configure the interval of proactive two-way delay measurement.";
              }

              leaf two-dm-exp {
                ext:operation-exclude "update|delete";
                type uint8 {
                  range "0..7";
                }
                default "7";
                description
                  "Configure the exp value of proactive two-way delay measurement.";
              }

              leaf two-dm-timestamp {
                ext:operation-exclude "update|delete";
                type boolean;
                default "false";
                description
                  "Enable/disable to configure the two times stamp of proactive two-way delay measurement.";
              }
            }  // container two-way-dm-send

            container single-lm-send {
              when
                "../dual-lm/dlm-enable='false'";
              presence
                "Enable single-end loss measurement";
              description
                "Configure a single-ended loss measurement send instance.";
              leaf slm-interval {
                ext:operation-exclude "update|delete";
                type slm-interval;
                units "ms";
                default "1000ms";
                description
                  "Configure a message transmit interval for proactive single-ended frame loss measurement.";
              }

              leaf slm-exp {
                ext:operation-exclude "update|delete";
                type uint8 {
                  range "0..7";
                }
                default "7";
                description
                  "Configure the priority value of proactive single-end loss measurement.";
              }
            }  // container single-lm-send

            container single-lm-rcv {
              description
                "Configure a single-ended loss measurement send instance.";
              leaf slm-rcv-enable {
                type boolean;
                must
                  "(../slm-rcv-enable='true' and ../../dual-lm/dlm-enable='false') or ../slm-rcv-enable='false'";
                default "false";
                description
                  "Enable/disable to configure proactive single-end loss measurement.";
              }
            }  // container single-lm-rcv

            container dual-lm {
              description
                "Configure a dual-ended loss measurement send instance.";
              leaf dlm-enable {
                type boolean;
                must
                  "(../dlm-enable='true' and not(../../single-lm-send/slm-interval) and (../../single-lm-rcv/slm-rcv-enable='false') and not(../../../cc/interval='3.3ms') and not(../../../cc/interval='10ms')) or (../dlm-enable='false')";
                default "false";
                description
                  "Enable/disable to configure dual-end loss measurement.";
              }
            }  // container dual-lm

            container one-way-dm-result {
              config false;
              description
                "Statistics of one-way delay measurement.";
              leaf send-pkt-num {
                type uint32;
                description
                  "Total number of sent packets.";
              }

              leaf recv-pkt-num {
                type uint32;
                description
                  "Total number of received packets.";
              }

              leaf delay-min {
                type uint32;
                units "ms";
                description
                  "Minimum RTT value of all test packets. RTT is the round trip time of test packets.";
              }

              leaf delay-max {
                type uint32;
                units "ms";
                description
                  "Maximum RTT value of all test packets. RTT is the round trip time of test packets.";
              }

              leaf delay-avg {
                type uint32;
                units "ms";
                description
                  "Average RTT value of all test packets. RTT is the round trip time of test packets.";
              }

              leaf jitter-min {
                type uint32;
                description
                  "Minimum jitter value of all test packets.";
              }

              leaf jitter-max {
                type uint32;
                description
                  "Maximum jitter value of all test packets.";
              }

              leaf jitter-avg {
                type uint32;
                description
                  "Average jitter value of all test packets.";
              }

              container one-way-dm-datas {
                description
                  "List of one-way delay measurement.";
                list one-way-dm-data {
                  key "index";
                  description
                    "Statistics of data instance of one-way delay measurement.";
                  leaf index {
                    type uint32;
                    description
                      "Index of one-way delay measurement.";
                  }

                  leaf one-delay {
                    type uint32;
                    description
                      "Result of one-way delay.";
                  }

                  leaf one-delay-var {
                    type uint32;
                    description
                      "Result of one-way variation.";
                  }

                  leaf error-info {
                    type error-info;
                    description
                      "Error code of one-way delay measurement.";
                  }
                }  // list one-way-dm-data
              }  // container one-way-dm-datas
            }  // container one-way-dm-result

            container one-way-send-result {
              config false;
              description
                "Statistics of one-way delay measurement send.";
              leaf measure-mode {
                type measure-mode;
                description
                  "The measure mode of one-way delay.";
              }

              leaf status {
                type statistics-status;
                description
                  "The status of one-way delay.";
              }
            }  // container one-way-send-result

            container two-way-dm-result {
              config false;
              description
                "Statistics of two-way delay measurement.";
              leaf measure-mode {
                type measure-mode;
                default "on-demand";
                description
                  "The measure mode of two-way delay.";
              }

              leaf status {
                type statistics-status;
                default "finished";
                description
                  "The status of two-way delay.";
              }

              leaf send-pkt-num {
                type uint32;
                description
                  "Total number of sent packets.";
              }

              leaf recv-pkt-num {
                type uint32;
                description
                  "Total number of received packets.";
              }

              leaf delay-min {
                type uint32;
                units "ms";
                description
                  "Minimum RTT value of all test packets. RTT is the round trip time of test packets.";
              }

              leaf delay-max {
                type uint32;
                units "ms";
                description
                  "Maximum RTT value of all test packets. RTT is the round trip time of test packets.";
              }

              leaf delay-avg {
                type uint32;
                units "ms";
                description
                  "Average RTT value of all test packets. RTT is the round trip time of test packets.";
              }

              leaf jitter-min {
                type uint32;
                description
                  "Minimum jitter value of all test packets.";
              }

              leaf jitter-max {
                type uint32;
                description
                  "Maximum jitter value of all test packets.";
              }

              leaf jitter-avg {
                type uint32;
                description
                  "Average jitter value of all test packets.";
              }

              container two-way-dm-datas {
                description
                  "List of two-way delay measurement.";
                list two-way-dm-data {
                  key "index";
                  description
                    "Statistics of data instance of two-way delay measurement.";
                  leaf index {
                    type uint32;
                    description
                      "Index of two-way delay measurement.";
                  }

                  leaf two-delay {
                    type uint32;
                    description
                      "Result of two-way delay.";
                  }

                  leaf two-delay-var {
                    type uint32;
                    description
                      "Result of two-way variation.";
                  }

                  leaf error-code {
                    type error-info;
                    description
                      "Error code of two-way delay measurement.";
                  }
                }  // list two-way-dm-data
              }  // container two-way-dm-datas
            }  // container two-way-dm-result

            container single-lm-result {
              config false;
              description
                "Statistics of single-ended loss measurement.";
              leaf measure-mode {
                type measure-mode;
                default "on-demand";
                description
                  "The measure mode of single-end loss measurement.";
              }

              leaf status {
                type statistics-status;
                default "finished";
                description
                  "The status of single-end loss measurement.";
              }

              leaf send-pkt-num {
                type uint32;
                description
                  "Total number of sent packets.";
              }

              leaf recv-pkt-num {
                type uint32;
                description
                  "Total number of received packets.";
              }

              leaf remote-loss-ratio-min {
                type uint32;
                description
                  "Minimum remote loss ratio value of all test packets.";
              }

              leaf remote-loss-ratio-max {
                type uint32;
                description
                  "Maximum remote loss ratio value of all test packets.";
              }

              leaf remote-loss-ratio-avg {
                type uint32;
                description
                  "Average remote loss ratio value of all test packets.";
              }

              leaf remote-loss-count-min {
                type uint32;
                description
                  "Minimum remote loss count of all test packets.";
              }

              leaf remote-loss-count-max {
                type uint32;
                description
                  "Maximum remote loss count of all test packets.";
              }

              leaf remote-loss-count-avg {
                type uint32;
                description
                  "Average remote loss count of all test packets.";
              }

              leaf local-loss-ratio-min {
                type uint32;
                description
                  "Minimum local loss ratio value of all test packets.";
              }

              leaf local-loss-ratio-max {
                type uint32;
                description
                  "Maximum local loss ratio value of all test packets.";
              }

              leaf local-loss-ratio-avg {
                type uint32;
                description
                  "Average local loss ratio value of all test packets.";
              }

              leaf local-loss-count-min {
                type uint32;
                description
                  "Minimum local loss count of all test packets.";
              }

              leaf local-loss-count-max {
                type uint32;
                description
                  "Maximum local loss count of all test packets.";
              }

              leaf local-loss-count-avg {
                type uint32;
                description
                  "Average local loss count of all test packets.";
              }

              container single-ended-loss-datas {
                description
                  "List of single-ended loss measurement.";
                list single-ended-loss-data {
                  key "index";
                  description
                    "Statistics of data instance of single-ended loss measurement.";
                  leaf index {
                    type uint32;
                    description
                      "Index of single-ended loss measurement statistics.";
                  }

                  leaf loss-local-num {
                    type uint32;
                    description
                      "Result of single-ended local loss packet number.";
                  }

                  leaf loss-local-ratio {
                    type string {
                      length "1..24";
                    }
                    description
                      "Result of single-ended local loss ratio.";
                  }

                  leaf loss-remote-num {
                    type uint32;
                    description
                      "Result of single-ended remote loss packet number.";
                  }

                  leaf loss-remote-ratio {
                    type string {
                      length "1..24";
                    }
                    description
                      "Result of single-ended remote loss ratio.";
                  }

                  leaf error-code {
                    type error-info;
                    description
                      "Error code of single-ended loss measurement.";
                  }
                }  // list single-ended-loss-data
              }  // container single-ended-loss-datas
            }  // container single-lm-result

            container dual-lm-datas {
              config false;
              description
                "List of dual-ended loss measurement.";
              list dual-lm-data {
                key "index";
                description
                  "Statistics of data instance of dual-ended loss measurement.";
                leaf index {
                  type uint64;
                  description
                    "Index of dual-ended loss measurement statistics.";
                }

                leaf dlm-loss-local {
                  type uint32;
                  description
                    "Result of dual ended local loss packet number.";
                }

                leaf dlm-loss-local-rat {
                  type string {
                    length "1..24";
                  }
                  description
                    "Result of dual ended local loss ratio.";
                }

                leaf dlm-loss-remote {
                  type uint32;
                  description
                    "Result of dual ended remote loss packet number.";
                }

                leaf dlm-loss-remote-rat {
                  type string {
                    length "1..24";
                  }
                  description
                    "Result of dual ended remote loss ratio.";
                }

                leaf error-info {
                  type error-info;
                  description
                    "Error info of dual-ended loss measurement.";
                }
              }  // list dual-lm-data
            }  // container dual-lm-datas
          }  // container test-instance

          container lb-result {
            config false;
            description
              "Statistics of LB test result.";
            leaf send-pkt-num {
              type uint32;
              description
                "Total number of sent packets.";
            }

            leaf recv-pkt-num {
              type uint32;
              description
                "Total number of received packets.";
            }

            leaf packet-loss-ratio {
              type string {
                length "0..6";
              }
              description
                "Packet loss ratio of a test.";
            }

            leaf delay-min {
              type uint32;
              units "ms";
              description
                "Minimum RTT value of all test packets. RTT is the round trip time of test packets.";
            }

            leaf delay-max {
              type uint32;
              units "ms";
              description
                "Maximum RTT value of all test packets. RTT is the round trip time of test packets.";
            }

            leaf delay-avg {
              type uint32;
              units "ms";
              description
                "Average RTT value of all test packets. RTT is the round trip time of test packets.";
            }

            leaf status {
              type ping-status-type;
              description
                "Test result status.";
            }

            leaf error-type {
              type ping-error-type;
              description
                "Test result error type.";
            }

            container lb-datas {
              description
                "List of detail result.";
              list lb-data {
                key "index";
                description
                  "Statistics of result of a single packet in a test.";
                leaf index {
                  type uint32;
                  description
                    "Number of test packets.";
                }

                leaf bytes {
                  type uint32;
                  description
                    "Number of bytes of received response packets.";
                }

                leaf rtt {
                  type uint32;
                  description
                    "Round trip time of the packet.";
                }

                leaf ttl {
                  type uint8 {
                    range "1..255";
                  }
                  description
                    "TTL value of received response packets.";
                }

                leaf sub-code {
                  type uint32;
                  description
                    "Subcode in packets.";
                }

                leaf return-code {
                  type ping-result-type;
                  description
                    "Return code of the packet.";
                }

                leaf is-delete {
                  type boolean;
                  description
                    "Flag indicating whether it is deleted.";
                }

                leaf result-type {
                  type detail-result-type;
                  description
                    "Result of packet sending, which is either successful or timed out.";
                }
              }  // list lb-data
            }  // container lb-datas
          }  // container lb-result
        }  // list meg
      }  // container megs
    }  // container mplstpoam

    rpc one-way-dm {
      ext:node-ref "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:test-instance";
      description
        "Configure an on-demand one-way delay measurement send instance.";
      input {
        leaf meg-name {
          type leafref {
            path "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:name";
          }
          mandatory true;
          description
            "Configure a MEG resource ID.";
        }

        leaf one-dm-count {
          type uint32 {
            range "1..60";
          }
          default "5";
          description
            "Configure the count of on-demand one-way delay measurement.";
        }

        leaf one-dm-interval {
          type dm-interval;
          units "ms";
          default "1000ms";
          description
            "Configure interval of on-demand one-way delay measurement packet.";
        }

        leaf one-dm-exp {
          type uint32 {
            range "0..7";
          }
          default "7";
          description
            "Configure the exp value of on-demand one-way delay measurement.";
        }
      }
    }  // rpc one-way-dm

    rpc two-way-dm {
      ext:node-ref "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:test-instance";
      description
        "Configure an on-demand two-way delay measurement send instance.";
      input {
        leaf meg-name {
          type leafref {
            path "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:name";
          }
          mandatory true;
          description
            "Configure a MEG resource ID.";
        }

        leaf two-dm-count {
          type uint32 {
            range "1..60";
          }
          default "5";
          description
            "Configure the count of sent packets in on-demand two-way delay measurement.";
        }

        leaf two-dm-interval {
          type dm-interval;
          units "ms";
          default "1000ms";
          description
            "Configure Interval of on-demand two-way delay measurement packet.";
        }

        leaf two-dm-exp {
          type uint32 {
            range "0..7";
          }
          default "7";
          description
            "Configure the exp value of sent packets in on-demand one-way delay measurement.";
        }

        leaf two-dm-timestamp {
          type boolean;
          default "false";
          description
            "Configure the time stamp of on-demand two-way delay measurement.";
        }
      }
    }  // rpc two-way-dm

    rpc reset-statistics {
      ext:node-ref "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:test-instance";
      description "Reset statistics.";
      input {
        leaf meg-name {
          type leafref {
            path "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:name";
          }
          mandatory true;
          description
            "Configure a MEG resource ID.";
        }

        leaf statistics-type {
          type statistics-type;
          description
            "Configure a MEG statistics type.";
        }
      }
    }  // rpc reset-statistics

    rpc single-lm {
      ext:node-ref "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:test-instance";
      description
        "Configure an on-demand single-ended loss measurement send instance.";
      input {
        leaf meg-name {
          type leafref {
            path "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:name";
          }
          mandatory true;
          description
            "Configure a MEG resource ID.";
        }

        leaf count {
          type uint32 {
            range "1..60";
          }
          default "5";
          description
            "Configure the count of sent packets on-demand single-end loss measurement.";
        }

        leaf interval {
          type slm-interval;
          default "1000ms";
          description
            "Configure the interval at which packets are sent for on-demand single-end loss measurement.";
        }

        leaf exp {
          type uint32 {
            range "0..7";
          }
          default "7";
          description
            "Configure the exp value of sent packets in on-demand single-end loss measurement.";
        }
      }
    }  // rpc single-lm

    rpc start-lb {
      ext:node-ref "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:lb-result";
      description "Create LB test instance.";
      input {
        leaf meg-name {
          type leafref {
            path "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:name";
          }
          mandatory true;
          description
            "Configure a MEG resource ID.";
        }

        leaf node-type {
          type node-type;
          mandatory true;
          description
            "Configure the node type of LB.";
        }

        leaf count {
          type uint32 {
            range "1..65535";
          }
          default "3";
          description
            "Specify the number of sent LB packets.";
        }

        leaf timeout {
          type uint32 {
            range "1..65535";
          }
          default "5000";
          description
            "Specify the timeout of sent LB packets.";
        }

        leaf node-id {
          type inet:ipv4-address-no-zone;
          description
            "Configure the node ID of LB.";
        }

        leaf mip-id {
          type uint32 {
            range "1..8191";
          }
          description
            "Configure the MIP ID of LB.";
        }

        leaf if-number {
          type uint32;
          description
            "Configure the If Number of LB.";
        }

        leaf ttl {
          type uint32 {
            range "1..255";
          }
          default "255";
          description
            "Configure the TTL of LB.";
        }

        leaf packet-size {
          type uint32 {
            range "128..1450";
          }
          default "128";
          description
            "Specify the number of bytes of the sent LB packets.";
        }

        leaf is-request-tlv {
          type boolean;
          default "false";
          description
            "Configure the flag of LB with request-TLV.";
        }
      }
    }  // rpc start-lb

    rpc stop-lb-lt {
      ext:node-ref "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:lb-result";
      description "Delete LB test instance.";
      input {
        leaf meg-name {
          type leafref {
            path "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:name";
          }
          mandatory true;
          description
            "Configure a MEG resource ID.";
        }
      }
    }  // rpc stop-lb-lt

    rpc clear-lb {
      ext:node-ref "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:lb-result";
      description "Clear LB test instance.";
      input {
        leaf meg-name {
          type leafref {
            path "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:name";
          }
          mandatory true;
          description
            "Configure a MEG resource ID.";
        }
      }
    }  // rpc clear-lb

    rpc clear-lt {
      ext:node-ref "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:lb-result";
      description "Clear LT test instance.";
      input {
        leaf meg-name {
          type leafref {
            path "/mplstpoam:mplstpoam/mplstpoam:megs/mplstpoam:meg/mplstpoam:name";
          }
          mandatory true;
          description
            "Configure a MEG resource ID.";
        }
      }
    }  // rpc clear-lt
  }  // module huawei-mplstpoam