module ieee802-dot1q-types {

    yang-version 1.1;

    namespace
      'urn:ieee:std:802.1Q:yang:ieee802-dot1q-types';

    prefix dot1q-types;

    import ietf-yang-types {
      prefix yang;
    }

    organization "IEEE 802.1 Working Group";

    contact
      "WG-URL: http://ieee802.org/1/
    WG-EMail: stds-802-1-l@ieee.org
    
    Contact: IEEE 802.1 Working Group Chair
    Postal: C/O IEEE 802.1 Working Group
    IEEE Standards Association
    445 Hoes Lane
    Piscataway, NJ 08854
    USA
    
    E-mail: stds-802-1-chairs@ieee.org";

    description
      "Common types used within dot1Q-bridge modules.
    
    Copyright (C) IEEE (2023).
    
    This version of this YANG module is part of IEEE Std 802.1Q; see the
    standard itself for full legal notices.";

    revision "2023-10-26" {
      description
        "Published as part of IEEE Std 802.1Qcj-2023.  This revision adds
      the isid-type.
      
      The following reference statement identifies each referenced IEEE
      Standard as updated by applicable amendments.";
      reference
        "IEEE Std 802.1Q Bridges and Bridged Networks:
        IEEE Std 802.1Q-2022, IEEE Std 802.1Qcz-2023, IEEE Std 802.1Qcw-2023,
        IEEE Std 802.1Qcj-2023.
        IEEE Std 802 Overview and Architecture: IEEE Std 802-2014.";

    }

    revision "2023-10-22" {
      description
        "Published as part of IEEE Std 802.1Qcw-2023.
      
      The following reference statement identifies each referenced IEEE
      Standard as updated by applicable amendments.";
      reference
        "IEEE Std 802.1Q Bridges and Bridged Networks:
        IEEE Std 802.1Q-2022, IEEE Std 802.1Qcz-2023, IEEE Std 802.1Qcw-2023.
        IEEE Std 802 Overview and Architecture:
        IEEE Std 802-2014.";

    }

    revision "2023-07-03" {
      description
        "Published as part of IEEE Std 802.1Qcz-2023.";
      reference
        "IEEE Std 802.1Qcz-2023, Bridges and Bridged Networks - Congestion
        Isolation.";

    }

    revision "2022-10-29" {
      description
        "Published as part of IEEE Std 802.1Q-2022.";
      reference
        "IEEE Std 802.1Q-2022, Bridges and Bridged Networks.";

    }

    revision "2020-06-04" {
      description
        "Published as part of IEEE Std 802.1Qcx-2020.";
      reference
        "IEEE Std 802.1Qcx-2020, Bridges and Bridged Networks - YANG Data
        Model for Connectivity Fault Management.";

    }

    revision "2018-03-07" {
      description
        "Published as part of IEEE Std 802.1Q-2018.";
      reference
        "IEEE Std 802.1Q-2018, Bridges and Bridged Networks.";

    }


    identity dot1q-vlan-type {
      description
        "Base identity from which all 802.1Q VLAN tag types are derived.";
    }

    identity c-vlan {
      base dot1q-vlan-type;
      description
        "An 802.1Q Customer VLAN, using the 81-00 EtherType.";
      reference
        "5.5 of IEEE Std 802.1Q";

    }

    identity s-vlan {
      base dot1q-vlan-type;
      description
        "An 802.1Q Service VLAN, using the 88-A8 EtherType originally
      introduced in 802.1ad, and incorporated into 802.1Q (2011)";
      reference
        "5.6 of IEEE Std 802.1Q";

    }

    identity transmission-selection-algorithm {
      description
        "Specify the transmission selection algorithms of IEEE Std 802.1Q
      Table 8-6";
    }

    identity strict-priority {
      base transmission-selection-algorithm;
      description
        "Indicates the strict priority transmission selection algorithm.";
      reference
        "Table 8-6 of IEEE Std 802.1Q";

    }

    identity credit-based-shaper {
      base transmission-selection-algorithm;
      description
        "Indicates the credit-based shaper transmission selection algorithm.";
      reference
        "Table 8-6 of IEEE Std 802.1Q";

    }

    identity enhanced-transmission-selection {
      base transmission-selection-algorithm;
      description
        "Indicates the enhanced transmission selection algorithm.";
      reference
        "Table 8-6 of IEEE Std 802.1Q";

    }

    identity asynchronous-traffic-shaping {
      base transmission-selection-algorithm;
      description
        "Indicates the asynchronous transmission selection algorithm.";
      reference
        "Table 8-6 of IEEE Std 802.1Q";

    }

    identity vendor-specific {
      base transmission-selection-algorithm;
      description
        "Indicates a vendor specific transmission selection algorithm.";
      reference
        "Table 8-6 of IEEE Std 802.1Q";

    }

    identity type-of-operation {
      description
        "Represents the operation type (name).";
    }

    typedef name-type {
      type string {
        length "0..32";
      }
      description
        "A text string of up to 32 characters, of locally determined
      significance.";
    }

    typedef port-number-type {
      type uint32 {
        range "1..4095";
      }
      description
        "The port number of the Bridge port for which this entry contains
      Bridge management information.";
    }

    typedef priority-type {
      type uint8 {
        range "0..7";
      }
      description
        "A range of priorities from 0 to 7 (inclusive). The Priority Code
      Point (PCP) is a 3-bit field that refers to the class of service
      associated with an 802.1Q VLAN tagged frame. The field specifies a
      priority value between 0 and 7, these values can be used by quality of
      service (QoS) to prioritize different classes of traffic.";
    }

    typedef num-traffic-class-type {
      type uint8 {
        range "1..8";
      }
      description
        "The number of traffic classes supported or participating in a
      particular feature. There are between 1 and 8 supported traffic
      classes defined by IEEE Std 802.1Q.";
    }

    typedef vid-range-type {
      type string {
        pattern
          "([1-9]"
            + "[0-9]{0,3}"
            + "(-[1-9][0-9]{0,3})?"
            + "(,[1-9][0-9]{0,3}(-[1-9][0-9]{0,3})?)*)";
      }
      description
        "A list of VLAN IDs, or non overlapping VLAN ranges, in ascending
      order, between 1 and 4094.
      
      This type is used to match an ordered list of VLAN IDs, or contiguous
      ranges of VLAN IDs. Valid VLAN IDs must be in the range 1 to 4094, and
      included in the list in non overlapping ascending order.
      
      For example: 1,10-100,250,500-1000";
    }

    typedef vlanid {
      type uint16 {
        range "1..4094";
      }
      description
        "The vlanid type uniquely identifies a VLAN. This is the 12-bit
      VLAN-ID used in the VLAN Tag header. The range is defined by the
      referenced specification. This type is in the value set and its
      semantics equivalent to the VlanId textual convention of the SMIv2.";
    }

    typedef vlan-index-type {
      type uint32 {
        range "1..4094 | 4096..4294967295";
      }
      description
        "A value used to index per-VLAN tables. Values of 0 and 4095 are not
      permitted. The range of valid VLAN indices. If the value is greater
      than 4095, then it represents a VLAN with scope local to the
      particular agent, i.e., one without a global VLAN-ID assigned to it.
      Such VLANs are outside the scope of IEEE 802.1Q, but it is convenient
      to be able to manage them in the same way using this YANG module.";
      reference
        "9.6 of IEEE Std 802.1Q";

    }

    typedef mstid-type {
      type uint32 {
        range "1..4094";
      }
      description
        "In an MSTP Bridge, an MSTID, i.e., a value used to identify a
      spanning tree (or MST) instance";
      reference
        "13.8 of IEEE Std 802.1Q";

    }

    typedef pcp-selection-type {
      type enumeration {
        enum "8P0D" {
          value 0;
          description
            "8 priorities, 0 drop eligible";
        }
        enum "7P1D" {
          value 1;
          description
            "7 priorities, 1 drop eligible";
        }
        enum "6P2D" {
          value 2;
          description
            "6 priorities, 2 drop eligible";
        }
        enum "5P3D" {
          value 3;
          description
            "5 priorities, 3 drop eligible";
        }
      }
      description
        "Priority Code Point selection types.";
      reference
        "12.6.2.5.3, 6.9.3 of IEEE Std 802.1Q";

    }

    typedef protocol-frame-format-type {
      type enumeration {
        enum "Ethernet" {
          value 0;
          description
            "Ethernet frame format";
        }
        enum "rfc1042" {
          value 1;
          description
            "RFC 1042 frame format";
        }
        enum "snap8021H" {
          value 2;
          description
            "SNAP 802.1H frame format";
        }
        enum "snapOther" {
          value 3;
          description
            "Other SNAP frame format";
        }
        enum "llcOther" {
          value 4;
          description
            "Other LLC frame format";
        }
      }
      description
        "A value representing the frame format to be matched.";
      reference
        "12.10.1.7.1 of IEEE Std 802.1Q";

    }

    typedef ethertype-type {
      type string {
        pattern
          "[0-9a-fA-F]{2}-[0-9a-fA-F]{2}";
      }
      description
        "The EtherType value represented in the canonical order defined by
      IEEE 802. The canonical representation uses uppercase characters.";
      reference
        "9.2 of IEEE Std 802";

    }

    typedef dot1q-tag-type {
      type identityref {
        base dot1q-vlan-type;
      }
      description
        "Identifies a specific 802.1Q tag type";
      reference
        "9.5 IEEE Std 802.1Q";

    }

    typedef traffic-class-type {
      type uint8 {
        range "0..7";
      }
      description
        "This is the numerical value associated with a traffic class in a
      Bridge. Larger values are associated with higher priority traffic
      classes.";
      reference
        "3.273 of IEEE Std 802.1Q";

    }

    typedef isid-type {
      type uint32 {
        range "1|255..16777214";
      }
      description
        "The i-sid type represents a Backbone Service Instance Identifier
      (I-SID). This is the 24-bit I-SID field used in the I-TAG TCI of a
      Provider Backbone Bridging frame. The values 0, 2-254, and 16777215
      are reserved for future standardization. The value 255 is dedicated
      to use by the SPB protocol.";
      reference
        "3.108, 9.7 of IEEE Std 802.1Q-2022";

    }

    grouping dot1q-tag-classifier-grouping {
      description
        "A grouping which represents an 802.1Q VLAN, matching both the
      EtherType and a single VLAN ID.";
      leaf tag-type {
        type dot1q-tag-type;
        mandatory true;
        description "VLAN type";
      }

      leaf vlan-id {
        type vlanid;
        mandatory true;
        description "VLAN ID";
      }
    }  // grouping dot1q-tag-classifier-grouping

    grouping dot1q-tag-or-any-classifier-grouping {
      description
        "A grouping which represents an 802.1Q VLAN, matching both the
      EtherType and a single VLAN ID or 'any' to match on any VLAN ID.";
      leaf tag-type {
        type dot1q-tag-type;
        mandatory true;
        description "VLAN type";
      }

      leaf vlan-id {
        type union {
          type vlanid;
          type enumeration {
            enum "any" {
              value 4095;
              description
                "Matches 'any' VLAN in the range 1 to 4094 that is not matched
              by a more specific VLAN ID match";
            }
          }
        }
        mandatory true;
        description "VLAN ID or any";
      }
    }  // grouping dot1q-tag-or-any-classifier-grouping

    grouping dot1q-tag-ranges-classifier-grouping {
      description
        "A grouping which represents an 802.1Q VLAN that matches a range of
      VLAN IDs.";
      leaf tag-type {
        type dot1q-tag-type;
        mandatory true;
        description "VLAN type";
      }

      leaf vlan-ids {
        type vid-range-type;
        mandatory true;
        description "VLAN IDs";
      }
    }  // grouping dot1q-tag-ranges-classifier-grouping

    grouping dot1q-tag-ranges-or-any-classifier-grouping {
      description
        "A grouping which represents an 802.1Q VLAN, matching both the
      EtherType and a single VLAN ID, ordered list of ranges, or 'any' to
      match on any VLAN ID.";
      leaf tag-type {
        type dot1q-tag-type;
        mandatory true;
        description "VLAN type";
      }

      leaf vlan-id {
        type union {
          type vid-range-type;
          type enumeration {
            enum "any" {
              value 4095;
              description
                "Matches 'any' VLAN in the range 1 to 4094.";
            }
          }
        }
        mandatory true;
        description "VLAN IDs or any";
      }
    }  // grouping dot1q-tag-ranges-or-any-classifier-grouping

    grouping priority-regeneration-table-grouping {
      description
        "The priority regeneration table provides the ability to map incoming
      priority values on a per-Port basis, under management control.";
      reference
        "6.9.4 of IEEE Std 802.1Q";

      leaf priority0 {
        type priority-type;
        default "0";
        description "Priority 0";
        reference
          "12.6.2.3, 6.9.4 of IEEE Std 802.1Q";

      }

      leaf priority1 {
        type priority-type;
        default "1";
        description "Priority 1";
        reference
          "12.6.2.3, 6.9.4 of IEEE Std 802.1Q";

      }

      leaf priority2 {
        type priority-type;
        default "2";
        description "Priority 2";
        reference
          "12.6.2.3, 6.9.4 of IEEE Std 802.1Q";

      }

      leaf priority3 {
        type priority-type;
        default "3";
        description "Priority 3";
        reference
          "12.6.2.3, 6.9.4 of IEEE Std 802.1Q";

      }

      leaf priority4 {
        type priority-type;
        default "4";
        description "Priority 4";
        reference
          "12.6.2.3, 6.9.4 of IEEE Std 802.1Q";

      }

      leaf priority5 {
        type priority-type;
        default "5";
        description "Priority 5";
        reference
          "12.6.2.3, 6.9.4 of IEEE Std 802.1Q";

      }

      leaf priority6 {
        type priority-type;
        default "6";
        description "Priority 6";
        reference
          "12.6.2.3, 6.9.4 of IEEE Std 802.1Q";

      }

      leaf priority7 {
        type priority-type;
        default "7";
        description "Priority 7";
        reference
          "12.6.2.3, 6.9.4 of IEEE Std 802.1Q";

      }
    }  // grouping priority-regeneration-table-grouping

    grouping pcp-decoding-table-grouping {
      description
        "The Priority Code Point decoding table enables the decoding of the
      priority and drop-eligible parameters from the PCP.";
      reference
        "6.9.3 of IEEE Std 802.1Q";

      list pcp-decoding-map {
        key "pcp";
        description
          "This map associates the priority code point field found in the VLAN
        with a priority and drop eligible value based upon the priority code
        point selection type.";
        leaf pcp {
          type pcp-selection-type;
          description
            "The priority code point selection type.";
          reference
            "12.6.2.7, 6.9.3 of IEEE Std 802.1Q";

        }

        list priority-map {
          key "priority-code-point";
          description
            "This map associates a priority code point value with priority
          and drop eligible parameters.";
          leaf priority-code-point {
            type priority-type;
            description
              "Priority associated with the pcp.";
            reference
              "12.6.2.7, 6.9.3 of IEEE Std 802.1Q";

          }

          leaf priority {
            type priority-type;
            description
              "Priority associated with the pcp.";
            reference
              "12.6.2.7, 6.9.3 of IEEE Std 802.1Q";

          }

          leaf drop-eligible {
            type boolean;
            description
              "Drop eligible value for pcp";
            reference
              "12.6.2.7, 6.9.3 of IEEE Std 802.1Q";

          }
        }  // list priority-map
      }  // list pcp-decoding-map
    }  // grouping pcp-decoding-table-grouping

    grouping pcp-encoding-table-grouping {
      description
        "The Priority Code Point encoding table encodes the priority and
      drop-eligible parameters in the PCP field of the VLAN tag.";
      reference
        "12.6.2.9, 6.9.3 of IEEE Std 802.1Q";

      list pcp-encoding-map {
        key "pcp";
        description
          "This map associates the priority and drop-eligible parameters
        with the priority used to encode the PCP of the VLAN based upon
        the priority code point selection type.";
        leaf pcp {
          type pcp-selection-type;
          description
            "The priority code point selection type.";
          reference
            "12.6.2.7, 6.9.3 of IEEE Std 802.1Q";

        }

        list priority-map {
          key "priority dei";
          description
            "This map associates the priority and drop-eligible parameters
          with the priority code point field of the VLAN tag.";
          leaf priority {
            type priority-type;
            description
              "Priority associated with the pcp.";
            reference
              "12.6.2.7, 6.9.3 of IEEE Std 802.1Q";

          }

          leaf dei {
            type boolean;
            description
              "The drop eligible value.";
            reference
              "12.6.2, 8.6.6 of IEEE Std 802.1Q";

          }

          leaf priority-code-point {
            type priority-type;
            description
              "PCP value for priority when DEI value";
            reference
              "12.6.2.9, 6.9.3 of IEEE Std 802.1Q";

          }
        }  // list priority-map
      }  // list pcp-encoding-map
    }  // grouping pcp-encoding-table-grouping

    grouping service-access-priority-table-grouping {
      description
        "The Service Access Priority Table associates a received priority with
      a service access priority.";
      reference
        "12.6.2.17, 6.13.1 of IEEE Std 802.1Q";

      leaf priority0 {
        type priority-type;
        default "0";
        description
          "Service access priority value for priority 0";
        reference
          "12.6.2.17, 6.13.1 of IEEE Std 802.1Q";

      }

      leaf priority1 {
        type priority-type;
        default "1";
        description
          "Service access priority value for priority 1";
        reference
          "12.6.2.17, 6.13.1 of IEEE Std 802.1Q";

      }

      leaf priority2 {
        type priority-type;
        default "2";
        description
          "Service access priority value for priority 2";
        reference
          "12.6.2.17, 6.13.1 of IEEE Std 802.1Q";

      }

      leaf priority3 {
        type priority-type;
        default "3";
        description
          "Service access priority value for priority 3";
        reference
          "12.6.2.17, 6.13.1 of IEEE Std 802.1Q";

      }

      leaf priority4 {
        type priority-type;
        default "4";
        description
          "Service access priority value for priority 4";
        reference
          "12.6.2.17, 6.13.1 of IEEE Std 802.1Q";

      }

      leaf priority5 {
        type priority-type;
        default "5";
        description
          "Service access priority value for priority 5";
        reference
          "12.6.2.17, 6.13.1 of IEEE Std 802.1Q";

      }

      leaf priority6 {
        type priority-type;
        default "6";
        description
          "Service access priority value for priority 6";
        reference
          "12.6.2.17, 6.13.1 of IEEE Std 802.1Q";

      }

      leaf priority7 {
        type priority-type;
        default "7";
        description
          "Service access priority value for priority 7";
        reference
          "12.6.2.17, 6.13.1 of IEEE Std 802.1Q";

      }
    }  // grouping service-access-priority-table-grouping

    grouping traffic-class-table-grouping {
      description
        "The Traffic Class Table models the operations that can be
      performed on, or can inquire about, the current contents of the
      Traffic Class Table (8.6.6) for a given Port.";
      reference
        "12.6.3, 8.6.6 of IEEE Std 802.1Q";

      list traffic-class-map {
        key "priority";
        status deprecated;
        description
          "The priority index into the traffic class table. This list modeled
        the Traffic Class Table incorrectly. available-traffic-class should
        be a single value per port and not a list of all possible
        available-traffic-class. For more information see maintenance issue
        0230. The status of this object is deprecated. It is replaced by
        sibling container traffic-class-table.";
        leaf priority {
          type priority-type;
          description
            "The priority of the traffic class entry.";
          reference
            "8.6.6 of IEEE Std 802.1Q";

        }

        list available-traffic-class {
          key "num-traffic-class";
          description
            "The traffic class index associated with a given priority within
          the traffic class table.";
          reference
            "8.6.6 of IEEE Std 802.1Q";

          leaf num-traffic-class {
            type uint8 {
              range "1..8";
            }
            description
              "The available number of traffic classes.";
            reference
              "8.6.6 of IEEE Std 802.1Q";

          }

          leaf traffic-class {
            type traffic-class-type;
            description
              "The traffic class index associated with a given traffic class
            entry.";
            reference
              "8.6.6 of IEEE Std 802.1Q";

          }
        }  // list available-traffic-class
      }  // list traffic-class-map

      container traffic-class-table {
        description
          "The priority to traffic class mapping.";
        reference
          "8.6.6 of IEEE Std 802.1Q";

        leaf number-of-traffic-classes {
          type uint8 {
            range "1..8";
          }
          description
            "The number of egress traffic classes supported on this port. This
          object may be optionally read-only.";
          reference
            "12.6.3.1 of IEEE Std 802.1Q";

        }

        leaf priority0 {
          type traffic-class-type;
          must
            "current() < ../number-of-traffic-classes";
          description
            "The traffic class index associated with priority 0";
          reference
            "8.6.6 of IEEE Std 802.1Q";

        }

        leaf priority1 {
          type traffic-class-type;
          must
            "current() < ../number-of-traffic-classes";
          description
            "The traffic class index associated with priority 1";
          reference
            "8.6.6 of IEEE Std 802.1Q";

        }

        leaf priority2 {
          type traffic-class-type;
          must
            "current() < ../number-of-traffic-classes";
          description
            "The traffic class index associated with priority 2";
          reference
            "8.6.6 of IEEE Std 802.1Q";

        }

        leaf priority3 {
          type traffic-class-type;
          must
            "current() < ../number-of-traffic-classes";
          description
            "The traffic class index associated with priority 3";
          reference
            "8.6.6 of IEEE Std 802.1Q";

        }

        leaf priority4 {
          type traffic-class-type;
          must
            "current() < ../number-of-traffic-classes";
          description
            "The traffic class index associated with priority 4";
          reference
            "8.6.6 of IEEE Std 802.1Q";

        }

        leaf priority5 {
          type traffic-class-type;
          must
            "current() < ../number-of-traffic-classes";
          description
            "The traffic class index associated with priority 5";
          reference
            "8.6.6 of IEEE Std 802.1Q";

        }

        leaf priority6 {
          type traffic-class-type;
          must
            "current() < ../number-of-traffic-classes";
          description
            "The traffic class index associated with priority 6";
          reference
            "8.6.6 of IEEE Std 802.1Q";

        }

        leaf priority7 {
          type traffic-class-type;
          must
            "current() < ../number-of-traffic-classes";
          description
            "The traffic class index associated with priority 7";
          reference
            "8.6.6 of IEEE Std 802.1Q";

        }
      }  // container traffic-class-table
    }  // grouping traffic-class-table-grouping

    grouping transmission-selection-table-grouping {
      description
        "The Transmission Selection Algorithm Table models the operations that
      can be performed on, or can inquire about, the current contents of the
      Transmission Selection Algorithm Table (12.20.2) for a given Port.";
      reference
        "12.20.2, 8.6.8 of IEEE Std 802.1Q";

      list transmission-selection-algorithm-map {
        key "traffic-class";
        description
          "The traffic class to index into the transmission selection table.";
        leaf traffic-class {
          type traffic-class-type;
          description
            "The traffic class of the entry.";
          reference
            "8.6.6 of IEEE Std 802.1Q";

        }

        leaf transmission-selection-algorithm {
          type identityref {
            base dot1q-types:transmission-selection-algorithm;
          }
          description
            "Transmission selection algorithm";
          reference
            "8.6.8, Table 8-6 of IEEE Std 802.1Q";

        }
      }  // list transmission-selection-algorithm-map
    }  // grouping transmission-selection-table-grouping

    grouping port-map-grouping {
      description
        "A set of control indicators, one for each Port. A Port Map,
      containing a control element for each outbound Port";
      reference
        "8.8.1, 8.8.2 of IEEE Std 802.1Q";

      list port-map {
        key "port-ref";
        description
          "The list of entries composing the port map.";
        leaf port-ref {
          type port-number-type;
          description
            "The interface port reference associated with this map.";
          reference
            "8.8.1 of IEEE Std 802.1Q";

        }

        choice map-type {
          description "Type of port map";
          container static-filtering-entries {
            description
              "Static filtering entries attributes.";
            leaf control-element {
              type enumeration {
                enum "forward" {
                  value 0;
                  description
                    "Forwarded, independently of any dynamic filtering
                  information held by the FDB.";
                }
                enum "filter" {
                  value 1;
                  description
                    "Filtered, independently of any dynamic filtering
                  information.";
                }
                enum "forward-filter" {
                  value 2;
                  description
                    "Forwarded or filtered on the basis of dynamic filtering
                  information, or on the basis of the default Group
                  filtering behavior for the outbound Port (8.8.6) if no
                  dynamic filtering information is present specifically for
                  the MAC address.";
                }
              }
              description
                "A control element for each outbound Port, specifying that
              a frame with a destination MAC address, and in the case of
              VLAN Bridge components, VID that meets this specification.";
              reference
                "8.8.1 of IEEE Std 802.1Q";

            }

            leaf connection-identifier {
              type port-number-type;
              description
                "A Port MAP may contain a connection identifier (8.8.12) for
              each outbound port. The connection identifier may be
              associated with the Bridge Port value maintained in a Dynamic
              Filtering Entry of the FDB for Bridge Ports.";
              reference
                "8.8.1, 8.8.12 of IEEE Std 802.1Q";

            }
          }  // container static-filtering-entries
          container static-vlan-registration-entries {
            description
              "Static VLAN registration entries.";
            leaf registrar-admin-control {
              type enumeration {
                enum "fixed-new-ignored" {
                  value 0;
                  description
                    "Registration Fixed (New ignored).";
                }
                enum "fixed-new-propagated" {
                  value 1;
                  description
                    "Registration Fixed (New propagated.";
                }
                enum "forbidden" {
                  value 2;
                  description
                    "Registration Forbidden.";
                }
                enum "normal" {
                  value 3;
                  description
                    "Normal Registration.";
                }
              }
              description
                "The Registrar Administrative Control values for MVRP and MIRP
              for the VID.";
              reference
                "8.8.2 of IEEE Std 802.1Q";

            }

            leaf vlan-transmitted {
              type enumeration {
                enum "tagged" {
                  value 0;
                  description "VLAN-tagged";
                }
                enum "untagged" {
                  value 1;
                  description
                    "VLAN-untagged";
                }
              }
              description
                "Whether frames are to be VLAN-tagged or untagged when
              transmitted.";
              reference
                "8.8.2 of IEEE Std 802.1Q";

            }
          }  // container static-vlan-registration-entries
          container mac-address-registration-entries {
            description
              "MAC address registration entries attributes.";
            leaf control-element {
              type enumeration {
                enum "registered" {
                  value 0;
                  description
                    "Forwarded, independently of any dynamic filtering
                  information held by the FDB.";
                }
                enum "not-registered" {
                  value 1;
                  description
                    "Filtered, independently of any dynamic filtering
                  information.";
                }
              }
              description
                "A control element for each outbound Port, specifying that
              a frame with a destination MAC address, and in the case of
              VLAN Bridge components, VID that meets this specification.";
              reference
                "8.8.4 of IEEE Std 802.1Q";

            }
          }  // container mac-address-registration-entries
          container dynamic-vlan-registration-entries {
            description
              "Dynamic VLAN registration entries attributes.";
            leaf control-element {
              type enumeration {
                enum "registered" {
                  value 0;
                  description
                    "Forwarded, independently of any dynamic filtering
                  information held by the FDB.";
                }
              }
              description
                "A control element for each outbound Port, specifying that
              a frame with a destination MAC address, and in the case of
              VLAN Bridge components, VID that meets this specification.";
              reference
                "8.8.5 of IEEE Std 802.1Q";

            }
          }  // container dynamic-vlan-registration-entries
          container dynamic-reservation-entries {
            description
              "Dynamic reservation entries attributes.";
            leaf control-element {
              type enumeration {
                enum "forward" {
                  value 0;
                  description
                    "Forwarded, independently of any dynamic filtering
                  information held by the FDB.";
                }
                enum "filter" {
                  value 1;
                  description
                    "Filtered, independently of any dynamic filtering
                  information.";
                }
              }
              description
                "A control element for each outbound Port, specifying that
              a frame with a destination MAC address, and in the case of
              VLAN Bridge components, VID that meets this specification.";
              reference
                "8.8.7 of IEEE Std 802.1Q";

            }
          }  // container dynamic-reservation-entries
          container dynamic-filtering-entries {
            description
              "Dynamic filtering entries attributes.";
            leaf control-element {
              type enumeration {
                enum "forward" {
                  value 0;
                  description
                    "Forwarded, independently of any dynamic filtering
                  information held by the FDB.";
                }
              }
              description
                "A control element for each outbound Port, specifying that
              a frame with a destination MAC address, and in the case of
              VLAN Bridge components, VID that meets this specification.";
              reference
                "8.8.3 of IEEE Std 802.1Q";

            }
          }  // container dynamic-filtering-entries
        }  // choice map-type
      }  // list port-map
    }  // grouping port-map-grouping

    grouping bridge-port-statistics-grouping {
      description
        "Grouping of bridge port statistics.";
      reference
        "12.6.1.1.3 of IEEE Std 802.1Q";

      leaf delay-exceeded-discards {
        type yang:counter64;
        description
          "The number of frames discarded by this port due to excessive
        transit delay through the Bridge. It is incremented by both
        transparent and source route Bridges.";
        reference
          "12.6.1.1.3, 8.6.6 of IEEE Std 802.1Q";

      }

      leaf mtu-exceeded-discards {
        type yang:counter64;
        description
          "The number of frames discarded by this port due to an excessive
        size. It is incremented by both transparent and source route
        Bridges.";
        reference
          "Item g) in 12.6.1.1.3 of IEEE Std 802.1Q";

      }

      leaf frame-rx {
        type yang:counter64;
        description
          "The number of frames that have been received by this port from its
        segment. Note that a frame received on the interface corresponding
        to this port is only counted by this object if and only if it is for
        a protocol being processed by the local bridging function, including
        Bridge management frames.";
        reference
          "12.6.1.1.3 of IEEE Std 802.1Q";

      }

      leaf octets-rx {
        type yang:counter64;
        description
          "The total number of octets in all valid frames received (including
        BPDUs, frames addressed to the Bridge as an end station, and frames
        that were submitted to the Forwarding Process).";
        reference
          "12.6.1.1.3 of IEEE Std 802.1Q";

      }

      leaf frame-tx {
        type yang:counter64;
        description
          "The number of frames that have been transmitted by this port to its
        segment. Note that a frame transmitted on the interface
        corresponding to this port is only counted by this object if and
        only if it is for a protocol being processed by the local bridging
        function, including Bridge management frames.";
      }

      leaf octets-tx {
        type yang:counter64;
        description
          "The total number of octets that have been transmitted by this port
        to its segment.";
      }

      leaf discard-inbound {
        type yang:counter64;
        description
          "Count of received valid frames that were discarded (i.e., filtered)
        by the Forwarding Process.";
        reference
          "12.6.1.1.3 of IEEE Std 802.1Q";

      }

      leaf forward-outbound {
        type yang:counter64;
        description
          "The number of frames forwarded to the associated MAC Entity (8.5).";
        reference
          "12.6.1.1.3 of IEEE Std 802.1Q";

      }

      leaf discard-lack-of-buffers {
        type yang:counter64;
        description
          "The count of frames that were to be transmitted through the
        associated Port but were discarded due to lack of buffers.";
        reference
          "12.6.1.1.3 of IEEE Std 802.1Q";

      }

      leaf discard-transit-delay-exceeded {
        type yang:counter64;
        description
          "The number of frames discarded by this port due to excessive
        transit delay through the Bridge. It is incremented by both
        transparent and source route Bridges.";
        reference
          "12.6.1.1.3 of IEEE Std 802.1Q";

      }

      leaf discard-on-error {
        type yang:counter64;
        description
          "The number of frames that were to be forwarded on the associated
        MAC but could not be transmitted (e.g., frame would be too large,
        6.5.8).";
        reference
          "12.6.1.1.3 of IEEE Std 802.1Q";

      }
    }  // grouping bridge-port-statistics-grouping

    grouping base-gate-control-entries {
      description
        "Grouping of gate control entries.";
      list gate-control-entry {
        key "index";
        description
          "List of gate control entries.";
        leaf index {
          type uint32;
          description
            "The index for this entry.";
        }

        leaf operation-name {
          type identityref {
            base type-of-operation;
          }
          mandatory true;
          description
            "The name (type) of the operation for this entry.";
        }

        leaf time-interval-value {
          type uint32;
          description
            "timeIntervalValue is a 32-bit unsigned integer, representing a
          number of nanoseconds. After timeIntervalValue nanoseconds have
          elapsed since the completion of the previous entry in the gate
          control list, control passes to the next entry.";
          reference
            "12.29.1.2.3, 8.6.8.4 of IEEE Std 802.1Q";

        }
      }  // list gate-control-entry
    }  // grouping base-gate-control-entries
  }  // module ieee802-dot1q-types