submodule Cisco-IOS-XR-ip-rib-ipv6-oper-sub2 {

    yang-version 1;

    belongs-to
      Cisco-IOS-XR-ip-rib-ipv6-oper {
        prefix
          Cisco-IOS-XR-ip-rib-ipv6-oper;
    }

    import ietf-inet-types {
      prefix inet;
    }
    import Cisco-IOS-XR-types {
      prefix xr;
    }
    import cisco-semver {
      prefix semver;
    }

    include Cisco-IOS-XR-ip-rib-ipv6-oper-sub1 {
      revision-date "2020-12-11";
    }

    organization "Cisco Systems, Inc.";

    contact
      "Cisco Systems, Inc.
     Customer Service
     
     Postal: 170 West Tasman Drive
     San Jose, CA 95134
     
     Tel: +1 800 553-NETS
     
     E-mail: cs-yang@cisco.com";

    description
      "This submodule contains a collection of YANG definitions
     for Cisco IOS-XR ip-rib-ipv6 package operational data.
     
     Copyright (c) 2013-2020 by Cisco Systems, Inc.
     All rights reserved.";

    revision "2020-12-11" {
      description
        "Add forwarding sidlist
       2020-09-30
         Nexthop notification model now includes client specific registration flags
       2020-09-24
         Changes to SRv6 uSID platform capabilities
       2020-07-24
         SRv6 uSID context extended for evpn";
    }

    revision "2020-05-29" {
      description
        "Updated the max number of elements for opaque stats to 16 Extended rib edm path to include IID info and SID Format type
       2020-04-30
       Updated sidmgr oper to add contexts for F1 SID: DT6, DX6
       2020-04-02
       Increased path_num size in redist hist route bag to 16 bits
       2019-12-05
       Extended SidMgr info to include uSID platform capabilities
       2019-11-21
       Extended SidMgr info to include flag string and anycast flag";
    }

    revision "2019-11-05" {
      description
        "Extended Nexthop and NexhopPrefix paths to include all by NH flags
       2019-10-22
       Extended rib_edm_client_stats_summary to include client stats on bcdl ugs Extended rib_edm_local_label to support AIB prefer Added EDM support for large SID stack Extended rib_edm_path to include recursion length field Extended rib_edm_path to include metric field Extended iidmgr_summary to include oor summary info Extended rib_edm_route to include l3 route type field";
    }

    revision "2019-06-28" {
      description "Fixed NexthopPrefix path";
    }

    revision "2019-06-15" {
      description
        "Fixed IPv6 Address format for Nexthops";
    }

    revision "2019-06-08" {
      description "Added RPF list and NHIDs";
    }

    revision "2019-05-30" {
      description
        "Fixed adverts and backup paths";
    }

    revision "2019-05-17" {
      description
        "Added Nexthops Summary, Nexthop Route, Longer Routes, Redist Clients and Client Stasts";
    }

    revision "2019-04-25" {
      description
        "Updated yang schema to extend Native Yang model for the data exposed via CLI";
    }

    revision "2019-04-05" {
      description
        "Establish semantic version baseline.";
    }

    revision "2019-02-21" {
      description
        "Yang evaluator: updates to schema descriptions and ranges";
    }

    revision "2019-01-11" {
      description
        "Route lookup key is limited to Prefix and Prefix Length";
    }

    revision "2018-11-20" {
      description
        "Add keys for route lookup via restconf.";
    }

    revision "2018-11-06" {
      description
        "Support Algorithm Label List per route";
    }

    revision "2017-09-07" {
      description
        "Fixed type translation error.";
    }

    revision "2015-11-09" {
      description "IOS XR 6.0 revision.";
    }

    semver:module-version "4.0.0";
    semver:module-version "3.0.0";
    semver:module-version "2.0.0";
    semver:module-version "1.0.0";

    typedef Internal-id-state {
      type enumeration {
        enum "unknown" {
          value 0;
          description
            "InternalID state is Unknown";
        }
        enum "in-use" {
          value 1;
          description
            "InternalID state is In_Use";
        }
        enum "stale" {
          value 2;
          description
            "InternalID state is Stale";
        }
      }
      description "InternalID state";
    }

    typedef Internal-id-context {
      type enumeration {
        enum "none" {
          value 0;
          description
            "No InternalID context";
        }
        enum "evpn-vpws" {
          value 1;
          description
            "InternalID context type for EVPN-VPWS";
        }
        enum "large-sid-stack" {
          value 2;
          description
            "InternalID context type for Large SID Stack";
        }
        enum "invalid" {
          value 255;
          description
            "Invalid InternalID context type";
        }
      }
      description "InternalID context type";
    }

    typedef Internal-id-out-of-resource-state {
      type enumeration {
        enum "oor-green" {
          value 0;
          description "Resources Available";
        }
        enum "oor-yellow" {
          value 1;
          description
            "Resources Warning. Minor threshold exceeded";
        }
        enum "oor-red" {
          value 2;
          description
            "Out of Resources. Major threshold exceeded";
        }
      }
      description
        "InternalID Out of Resource State";
    }

    grouping IIDMGR-TIMESTAMP {
      description "iidmgr generic timestamp";
      leaf time-in-nano-seconds {
        type uint64;
        units "nanosecond";
        description
          "Time in nano seconds elapsed since 1970-01-01 00
         :00:00 +0000 (UTC)";
      }

      leaf age-in-nano-seconds {
        type uint64;
        units "nanosecond";
        description
          "Age in nano seconds relative to current system
         time";
      }
    }  // grouping IIDMGR-TIMESTAMP

    grouping IID-OWNER {
      description "InternalID Owner";
      leaf owner {
        type string;
        description "Owner";
      }
    }  // grouping IID-OWNER

    grouping IID-EDM-SRV6-SID {
      description
        "Information for Large SID stack context used in
       IID";
      leaf sid {
        type inet:ipv6-address;
        description
          "Segment Identifier Attribute";
      }
    }  // grouping IID-EDM-SRV6-SID

    grouping MGMT-RIB-IID-LSS-CTX {
      description
        "InternalID context for Large SID Stack";
      leaf path-interface-name {
        type xr:Interface-name;
        description "Path NH interface";
      }

      leaf nexthop-prefix {
        type inet:ipv6-address;
        description "Path NH Prefix";
      }

      leaf headend-oper-type {
        type Mgmt-srv6-headend;
        description "SRv6 Headend Oper type";
      }

      leaf num-sids {
        type uint32;
        description "Number of SID's";
      }

      leaf srv6sid-format {
        type Mgmt-srv6-sid-fmt;
        description
          "Format of the SRv6 InternalID uSID";
      }

      list sid {
        description "SID list";
        uses IID-EDM-SRV6-SID;
      }  // list sid
    }  // grouping MGMT-RIB-IID-LSS-CTX

    grouping MGMT-RIB-IID-EVPN-VPWS-CTX {
      description
        "InternalID context for EVPN_VPWS";
      leaf evi {
        type uint32;
        description "EVPN Instance";
      }

      leaf eth-tag {
        type uint32;
        description "Ethernet Tag";
      }

      leaf type {
        type uint32;
        description "Type";
      }
    }  // grouping MGMT-RIB-IID-EVPN-VPWS-CTX

    grouping MGMT-RIB-IID-CTX-KEY {
      description "MGMT RIB IID CTX KEY";
      container evpn-vpws {
        when
          "../internal-id-context-type = 'evpn-vpws'" {
          description
            "../InternalIDContextType = 'EVPN_VPWS'";
        }
        description
          "InternalID context for EVPN_VPWS";
        uses MGMT-RIB-IID-EVPN-VPWS-CTX;
      }  // container evpn-vpws

      container large-sid-stack {
        when
          "../internal-id-context-type = 'large-sid-stack'" {
          description
            "../InternalIDContextType = 'LargeSIDStack'";
        }
        description
          "InternalID context for LSS";
        uses MGMT-RIB-IID-LSS-CTX;
      }  // container large-sid-stack

      leaf internal-id-context-type {
        type Internal-id-context;
        description "InternalIDContextType";
      }
    }  // grouping MGMT-RIB-IID-CTX-KEY

    grouping MGMT-IID-CTX {
      description "InternalID context";
      container key {
        description "InternalID Context";
        uses MGMT-RIB-IID-CTX-KEY;
      }  // container key
    }  // grouping MGMT-IID-CTX

    grouping IIDMGR-IID-INFO {
      description "InternalID info";
      container internal-id-context {
        description "InternalID Context";
        uses MGMT-IID-CTX;
      }  // container internal-id-context

      container create-timestamp {
        description "Creation timestamp";
        uses IIDMGR-TIMESTAMP;
      }  // container create-timestamp

      leaf internal-id {
        type uint32;
        description "InternalID Value";
      }

      leaf internal-id-table-id {
        type uint32;
        description "InternalID Table ID";
      }

      leaf internal-id-prod-id {
        type uint8;
        description "InternalID Producer ID";
      }

      leaf state {
        type Internal-id-state;
        description "InternalID State";
      }

      leaf has-forwarding {
        type boolean;
        description "Rewrite done or not";
      }

      leaf iid-usid-block {
        type inet:ipv6-address;
        description
          "Block where InternalID uSID is allocated";
      }

      list owner {
        description "InternalID Owner";
        uses IID-OWNER;
      }  // list owner
    }  // grouping IIDMGR-IID-INFO

    grouping IIDMGR-PLATFORM-CAPABILITY {
      description
        "Platform Capabilities for InternalID manager";
      leaf internal-id-holdtime-mins {
        type uint32;
        units "minute";
        description
          "Default InternalID Holdtime in mins";
      }
    }  // grouping IIDMGR-PLATFORM-CAPABILITY

    grouping IIDMGR-PARAMS {
      description
        "InternalID Manager runtime and configured
       parameters";
      leaf is-internal-id-holdtime-configured {
        type boolean;
        description
          "Is InternalID Holdtime configured?";
      }

      leaf internal-id-holdtime-mins-configured {
        type uint32;
        units "minute";
        description
          "Configured InternalID Holdtime in mins";
      }
    }  // grouping IIDMGR-PARAMS

    grouping IID-OOR-SUMMARY {
      description
        "InternalID Manager Out of Resource Summary";
      leaf out-of-resources-state {
        type Internal-id-out-of-resource-state;
        description
          "Out of Resources State for InternalIDs";
      }

      leaf oor-yellow-free-internal-id-threshold {
        type uint32;
        description
          "Threshold for Number of Free InternalID below
         which OOR Yellow State is reached";
      }

      leaf oor-green-free-internal-id-threshold {
        type uint32;
        description
          "Threshold for Number of Free InternalID above
         which OOR Green State is restored";
      }

      leaf oor-green-count {
        type uint32;
        description
          "Number of times Resources Warning or Out of
         Resources state has been cleared";
      }

      leaf oor-yellow-count {
        type uint32;
        description
          "Number of times system went into Resources
         Warning state";
      }

      leaf oor-red-count {
        type uint32;
        description
          "Number of times system went into Out of
         Resources state";
      }
    }  // grouping IID-OOR-SUMMARY

    grouping IIDMGR-SUMMARY {
      description
        "InternalID Manager summary";
      container internal-ids-out-of-resource-summary {
        description
          "InternalIDs Out of Resource info";
        uses IID-OOR-SUMMARY;
      }  // container internal-ids-out-of-resource-summary

      leaf prod-id {
        type uint8;
        description
          "Producer ID of InternalIDs";
      }

      leaf prod-internal-id-count {
        type uint32;
        description
          "Active InternalIDs of Producer";
      }

      leaf prod-stale-internal-id-count {
        type uint32;
        description
          "Stale InternalIDs of Producer";
      }

      leaf prod-checkpoint-object-count {
        type uint32;
        description
          "Checkpoint object count of Producer";
      }
    }  // grouping IIDMGR-SUMMARY

    grouping IIDMGR-INFO {
      description "InternalID manager info";
      container internal-id-mgr-summary {
        description
          "InternalID Manager summary";
        uses IIDMGR-SUMMARY;
      }  // container internal-id-mgr-summary

      container internal-id-mgr-params {
        description
          "InternalID Manager runtime and configured
         parameters";
        uses IIDMGR-PARAMS;
      }  // container internal-id-mgr-params

      container platform-capabilities {
        description "Platform Capabilities";
        uses IIDMGR-PLATFORM-CAPABILITY;
      }  // container platform-capabilities
    }  // grouping IIDMGR-INFO
  }  // submodule Cisco-IOS-XR-ip-rib-ipv6-oper-sub2