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ieee802-dot1q-bridge@2017-09-07



  module ieee802-dot1q-bridge {

    yang-version 1;

    namespace
      "urn:ieee:std:802.1Q:yang:ieee802-dot1q-bridge";

    prefix dot1q;

    import ieee802-types {
      prefix ieee;
    }
    import ietf-yang-types {
      prefix yang;
    }
    import ietf-interfaces {
      prefix if;
    }
    import iana-if-type {
      prefix ianaif;
    }
    import ieee802-dot1q-types {
      prefix dot1qtypes;
    }

    organization
      "Institute of Electrical and Electronics Engineers";

    contact
      "WG-URL: http://grouper.ieee.org/groups/802/1/
    WG-EMail: stds-802-1@ieee.org

    Contact: IEEE 802.1 Working Group Chair
    Postal: C/O IEEE 802.1 Working Group
            IEEE Standards Association
            445 Hoes Lane
            P.O. Box 1331
            Piscataway
            NJ 08855-1331
            USA
 	
    E-mail: STDS-802-1-L@LISTSERV.IEEE.ORG";

    description
      "This YANG module describes the bridge configuration model for
    the following IEEE 802.1Q Bridges:
      1. Two Port MAC Relay Bridges
      2. Customer VLAN Bridges
      3. Provider Bridges.";

    revision "2017-09-07" {
      description
        "Updates based upon comment resolution on draft
      D1.2 of P802.1Qcp.";
      reference
        "IEEE 802.1Q-2017, Media Access Control (MAC) Bridges and
        Virtual Bridged Local Area Networks.";

    }


    identity type-of-bridge {
      base 
      description
        "Represents the configured Bridge type.";
    }

    identity customer-vlan-bridge {
      base type-of-bridge;
      description
        "Base identity for a Customer VLAN Bridge.";
    }

    identity provider-bridge {
      base type-of-bridge;
      description
        "Base identity for a Provider Bridge (PB).";
    }

    identity provider-edge-bridge {
      base type-of-bridge;
      description
        "Base identity fro a Provider Edge Bridge (PEB).";
    }

    identity two-port-mac-relay-bridge {
      base type-of-bridge;
      description
        "Base identity for a Tow Port MAC Relay (TPMR) Bridge.";
    }

    identity type-of-component {
      base 
      description
        "Represents the type of Component.";
    }

    identity c-vlan-component {
      base type-of-component;
      description
        "Base identity for a C-VLAN component.";
    }

    identity s-vlan-component {
      base type-of-component;
      description
        "Base identity for a S-VLAN component.";
    }

    identity d-bridge-component {
      base type-of-component;
      description
        "Base identity for a VLAN unaware component.";
    }

    identity edge-relay-component {
      base type-of-component;
      description
        "Base identity for an EVB station ER component.";
    }

    identity type-of-port {
      base 
      description
        "Represents the type of Bridge port.";
    }

    identity c-vlan-bridge-port {
      base type-of-port;
      description
        "Indicates the port can be a C-TAG aware port of an enterprise
      VLAN aware Bridge.";
    }

    identity provider-network-port {
      base type-of-port;
      description
        "Indicates the port can be an S-TAG aware port of a Provider
      Bridge or Backbone Edge Bridge used for connections within a
      PBN (Provider Bridged Network) or PBBN (Provider Backbone
    	Bridged Network).";
    }

    identity customer-network-port {
      base type-of-port;
      description
        "Indicates the port can be an S-TAG aware port of a Provider
      Bridge or Backbone Edge Bridge used for connections to the
      exterior of a PBN (Provider Bridged Network) or PBBN (Provider
    	Backbone Bridged Network).";
    }

    identity customer-edge-port {
      base type-of-port;
      description
        "Indicates the port can be a C-TAG aware port of a Provider
      Bridge used for connections to the exterior of a PBN
    	(Provider Bridged Network) or PBBN (Provider Backbone Bridged
    	Network).";
    }

    identity d-bridge-port {
      base type-of-port;
      description
        "Indicates the port can be a VLAN-unaware member of an 802.1Q
      Bridge.";
    }

    identity remote-customer-access-port {
      base type-of-port;
      description
        "Indicates the port can be an S-TAG aware port of a Provider
      Bridge capable of providing Remote Customer Service
      Interfaces.";
    }

    identity bridge-interface {
      base 
      description
        "Generic interface property that represents any interface that
      can be associated with an IEEE 802.1Q compliant Bridge
      component. Any new Interface types would derive from this
      identity to automatically pick up Bridge related configuration
      or operational data.";
    }

    feature ingress-filtering {
      description
        "Each Port may support an Enable Ingress Filtering parameter.
      A frame received on a Port that is not in the member set
      (8.8.10) associated with the frames VID shall be discarded if
      this parameter is set. The default value for this parameter is
      reset, i.e., Disable Ingress Filtering, for all Ports. Any
      Port that supports setting this parameter shall also support
      resetting it. The parameter may be configured by the
      management operations defined in Clause 12.";
      reference
        "IEEE 802.1Q-2017 Clause 8.6.2";

    }

    feature extended-filtering-services {
      description
        "Extended Filtering Services support the filtering behavior
      required for regions of a network in which potential recipients
      of multicast frames exist, and where both the potential
      recipients of frames and the Bridges are able to support
      dynamic configuration of filtering information for group MAC
      addresses. In order to integrate this extended filtering
      behavior with the needs of regions of the network that support
      only Basic Filtering Services, Bridges that support Extended
      Filtering Services can be statically and dynamically configured
      to modify their filtering behavior on a per-group MAC address
      basis, and also on the basis of the overall filtering service
      provided by each outbound Port with regard to multicast
      frames. The latter capability permits configuration of the
      Ports default forwarding or filtering behavior with regard to
      group MAC addresses for which no specific static or dynamic
      filtering information has been configured.";
      reference
        "IEEE 802.1Q-2017 Clause 8.8.4, Clause 10";

    }

    feature port-and-protocol-based-vlan {
      description
        "A VLAN-aware bridge component implementation in conformance to
      the provisions of this standard for Port-and-Protocol-based
      VLAN classification (5.4.1) shall 1) Support one or more of
      the following Protocol Classifications and Protocol Template
      formats: Ethernet, RFC_1042, SNAP_8021H, SNAP_Other, or
      LLC_Other (6.12); and may 2) Support configuration of the
      contents of the Protocol Group Database.";
      reference
        "IEEE 802.1Q-2017 Clause 5.4.1.2";

    }

    feature flow-filtering {
      description
        "Flow filtering support enables Bridges to distinguish frames
      belonging to different client flows and to use this
      information in the forwarding process. Information related to
      client flows may be used at the boundary of an SPT Domain to
      generate a flow hash value. The flow hash, carried in an F-TAG,
      serves to distinguish frames belonging to different flows and
      can be used in the forwarding process to distribute frames
      over equal cost paths. This provides for finer granularity
      load spreading while maintaining frame order for each client
      flow.";
      reference
        "IEEE 802.1Q-2017 Clause 44.2";

    }

    feature simple-bridge-port {
      description
        "A simple bridge port allows underlying (MAC) layers to share
      the same Interface as the Bridge Port.";
    }

    feature flexible-bridge-port {
      description
        "A flexible bridge port supports an Interface that is a Bridge
      Port to be a separate Interface from the underlying (MAC)
      layer.";
    }

    container bridges {
      description
        "Contains the Bridge(s) configuration information.";
      list bridge {
        key "name";
        unique "address";
        description
          "Provides configuration data in support of the Bridge
        Configuration resources. There is a single bridge data node
        per Bridge.";
        leaf name {
          type dot1qtypes:name-type;
          description
            "A text string associated with the Bridge, of locally
          determined significance.";
          reference
            "IEEE 802.1Q-2017 Clause 12.4";

        }

        leaf address {
          type ieee:mac-address;
          mandatory true;
          description
            "The MAC address for the Bridge from which the Bridge
          Identifiers used by the STP, RSTP, and MSTP are derived.";
          reference
            "IEEE 802.1Q-2017 Clause 12.4";

        }

        leaf bridge-type {
          type identityref {
            base type-of-bridge;
          }
          mandatory true;
          description "The type of Bridge.";
        }

        leaf ports {
          type uint16 {
            range "1..4095";
          }
          config false;
          description
            "The number of Bridge Ports (MAC Entities)";
          reference
            "IEEE 802.1Q-2017 Clause 12.4";

        }

        leaf up-time {
          type yang:zero-based-counter32;
          units "seconds";
          config false;
          description
            "The count in seconds of the time elapsed since the Bridge
	        was last reset or initialized.";
          reference
            "IEEE 802.1Q-2017 Clause 12.4";

        }

        leaf components {
          type uint32;
          config false;
          description
            "The number of components associated with the Bridge.";
        }

        list component {
          key "name";
          description
            "The set of components associated with a given Bridge.
          For example,
             - A TPMR Bridge is associated with a single VLAN
               unaware component.
             - A Customer VLAN Bridge is associated with a single
               VLAN aware component.
             - A Provider Bridge is associated with a single S-VLAN
               component and zero or more C-VLAN components.";
          reference
            "IEEE 802.1Q-2017 Clause 12.3";

          leaf name {
            type string;
            description
              "The name of the Component.";
          }

          leaf id {
            type uint32;
            description
              "Unique identifier for a particular Bridge component
            within the system.";
            reference
              "IEEE 802.1Q-2017 Clause 12.3 l)";

          }

          leaf type {
            type identityref {
              base type-of-component;
            }
            mandatory true;
            description
              "The type of component used to classify a particular
            Bridge component within a Bridge system comprising
            multiple components.";
            reference
              "IEEE 802.1Q-2017 Clause 12.3 m)";

          }

          leaf address {
            type ieee:mac-address;
            description
              "Unique EUI-48 Universally Administered MAC address
            assigned to a Bridge component.";
            reference
              "IEEE 802.1Q-2017 Clause 8.13.8, 13.24";

          }

          leaf traffic-class-enabled {
            type boolean;
            default "true";
            description
              "Indication of Traffic Classes enablement associated
            with the Bridge Component. A value of True indicates
            that Traffic Classes are enabled on this Bridge
            Component. A value of False indicates that the Bridge
            Component operates with a single priority level for all
            traffic.";
            reference
              "IEEE 802.1Q-2017 Clause 12.4.1.5.1";

          }

          leaf ports {
            type uint16 {
              range "1..4095";
            }
            config false;
            description
              "The number of Bridge Ports associated with the Bridge
            Component.";
            reference
              "IEEE 802.1Q-2017 Clause 12.4.1.1.3 c)";

          }

          leaf-list bridge-port {
            type if:interface-ref;
            config false;
            description
              "List of bridge-port references.";
          }

          container capabilities {
            config false;
            description
              "Array of Boolean values of the feature capabilities
            associated with a given Bridge Component.";
            reference
              "IEEE 802.1Q-2017 Clause 12.4.1.5.2, 12.10.1.1.3 b)";

            leaf extended-filtering {
              type boolean;
              default "false";
              description
                "Can perform filtering on individual multicast
              addresses controlled by MMRP.";
              reference
                "IEEE 802.1Q-2017 Clause 12.4.1.5.2";

            }

            leaf traffic-classes {
              type boolean;
              default "false";
              description
                "Can map priority to multiple traffic classes.";
              reference
                "IEEE 802.1Q-2017 Clause 12.4.1.5.2";

            }

            leaf static-entry-individual-port {
              type boolean;
              default "false";
              description
                "Static entries per port.";
              reference
                "IEEE 802.1Q-2017 Clause 12.4.1.5.2";

            }

            leaf ivl-capable {
              type boolean;
              default "true";
              description
                "Independent VLAN Learning (IVL).";
              reference
                "IEEE 802.1Q-2017 Clause 12.4.1.5.2";

            }

            leaf svl-capable {
              type boolean;
              default "false";
              description
                "Shared VLAN Learning (SVL).";
              reference
                "IEEE 802.1Q-2017 Clause 12.4.1.5.2";

            }

            leaf hybrid-capable {
              type boolean;
              default "false";
              description
                "Both IVL and SVL simultaneously.";
              reference
                "IEEE 802.1Q-2017 Clause 12.4.1.5.2";

            }

            leaf configurable-pvid-tagging {
              type boolean;
              default "false";
              description
                "Whether the implementation supports the ability to
              override the default PVID setting and its egress status
              (VLAN-tagged or Untagged) on each port.";
              reference
                "IEEE 802.1Q-2017 Clause 12.4.1.5.2";

            }

            leaf local-vlan-capable {
              type boolean;
              default "false";
              description
                "Can support multiple local Bridges, outside the scope
              of 802.1Q defined VLANs.";
              reference
                "IEEE 802.1Q-2017 Clause 12.4.1.5.2";

            }
          }  // container capabilities

          container filtering-database {
            when
              "../../bridge-type != 'two-port-mac-relay-bridge'" {
              description
                "Applies to non TPMR Bridges.";
            }
            description
              "Contains filtering information used by the Forwarding
            Process in deciding through which Ports of the Bridge
            frames should be forwarded.";
            reference
              "IEEE 802.1Q-2017 Clause 12.7";

            leaf aging-time {
              type uint32 {
                range "10..10000000";
              }
              units "seconds";
              default '300';
              description
                "The timeout period in seconds for aging out
              dynamically-learned forwarding information.";
              reference
                "IEEE 802.1Q-2017 Clause 12.7, 8.8.3";

            }

            leaf size {
              type yang:gauge32;
              config false;
              description
                "The maximum number of entries that can be held in the
              FDB.";
              reference
                "IEEE 802.1Q-2017 Clause 12.7";

            }

            leaf static-entries {
              type yang:gauge32;
              config false;
              description
                "The number of Static Filtering entries currently in
              the FDB.";
              reference
                "IEEE 802.1Q-2017 Clause 12.7, 8.8.1";

            }

            leaf dynamic-entries {
              type yang:gauge32;
              config false;
              description
                "The number of Dynamic Filtering entries currently in
              the FDB.";
              reference
                "IEEE 802.1Q-2017 Clause 12.7, 8.8.3";

            }

            leaf static-vlan-registration-entries {
              type yang:gauge32;
              config false;
              description
                "The number of Static VLAN Registration entries
              currently in the FDB.";
              reference
                "IEEE 802.1Q-2017 Clause 12.7, 8.8.2";

            }

            leaf dynamic-vlan-registration-entries {
              type yang:gauge32;
              config false;
              description
                "The number of Dynamic VLAN Registration entries
              currently in the FDB.";
              reference
                "IEEE 802.1Q-2017 Clause 12.7, 8.8.5";

            }

            leaf mac-address-registration-entries {
              if-feature extended-filtering-services;
              type yang:gauge32;
              config false;
              description
                "The number of MAC Address Registration entries
              currently in the FDB.";
              reference
                "IEEE 802.1Q-2017 Clause 12.7, 8.8.4";

            }

            list filtering-entry {
              key "database-id vids address";
              description
                "Information for the entries associated with the
              Permanent Database.";
              leaf database-id {
                type uint32;
                description
                  "The identity of this Filtering Database.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.7.7";

              }

              leaf address {
                type ieee:mac-address;
                description
                  "A MAC address (unicast, multicast, broadcast) for
                which the device has forwarding and/or filtering
                information.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.7.7";

              }

              leaf vids {
                type dot1qtypes:vid-range-type;
                description
                  "The set of VLAN identifiers to which this entry
              	applies.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.7.7";

              }

              leaf entry-type {
                type enumeration {
                  enum "static" {
                    value 0;
                    description
                      "Static entry type";
                  }
                  enum "dynamic" {
                    value 1;
                    description
                      "Dynamic/learnt entry type";
                  }
                }
                description
                  "The type of filtering entry. Whether static or
                dynamic. Static entries can be created, deleted, and 
              	retrieved. However, dynamic entries can only be
              	deleted or retrieved by the management entity.
              	Consequently, a Bridge is not required to accept a
              	command that can alter the dynamic entries except
              	delete a dynamic entry.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.7.7";

              }

              uses dot1qtypes:port-map-grouping;

              leaf status {
                type enumeration {
                  enum "other" {
                    value 0;
                    description
                      "None of the following. This may include the case
                    where some other object is being used to
                    determine if and how frames addressed to the
                    value of the corresponding instance of 'address'
                  	are being forwarded.";
                  }
                  enum "invalid" {
                    value 1;
                    description
                      "This entry is no longer valid (e.g., it was
                    learned but has since aged out), but has not yet
                    been flushed from the table.";
                  }
                  enum "learned" {
                    value 2;
                    description
                      "The value of the corresponding instance of the
                    port node was learned and is being used.";
                  }
                  enum "self" {
                    value 3;
                    description
                      "The value of the corresponding instance of the
                    address node representing one of the devices
                    address.";
                  }
                  enum "mgmt" {
                    value 4;
                    description
                      "The value of the corresponding instance of
                    address node that is also the value of an
                    existing instance.";
                  }
                }
                config false;
                description
                  "The status of this entry.";
              }
            }  // list filtering-entry

            list vlan-registration-entry {
              key "database-id vids";
              description
                "The VLAN Registration Entries models the operations
              that can be performed on a single VLAN Registration
              Entry in the FDB. The set of VLAN Registration Entries
              within the FDB changes under management control and
              also as a result of MVRP exchanges";
              reference
                "IEEE 802.1Q-2017 Clause 12.7.5";

              leaf database-id {
                type uint32;
                description
                  "The identity of this Filtering Database.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.7.7";

              }

              leaf vids {
                type dot1qtypes:vid-range-type;
                description
                  "The set of VLAN identifiers to which this entry
              	applies.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.7.7";

              }

              leaf entry-type {
                type enumeration {
                  enum "static" {
                    value 0;
                    description
                      "Static entry type";
                  }
                  enum "dynamic" {
                    value 1;
                    description
                      "Dynamic/learnt entry type";
                  }
                }
                description
                  "The type of filtering entry. Whether static or
                dynamic. Static entries can be created, deleted, and 
              	retrieved. However, dynamic entries can only be
              	deleted or retrieved by the management entity.
              	Consequently, a Bridge is not required to accept a
              	command that can alter the dynamic entries except
              	delete a dynamic entry.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.7.7";

              }

              uses dot1qtypes:port-map-grouping;
            }  // list vlan-registration-entry
          }  // container filtering-database

          container permanent-database {
            description
              "The Permanent Database container models the operations
            that can be performed on, or affect, the Permanent
            Database. There is a single Permanent Database per FDB.";
            leaf size {
              type yang:gauge32;
              config false;
              description
                "The maximum number of entries that can be held in the
	            FDB.";
              reference
                "IEEE 802.1Q-2017 Clause 12.7.6";

            }

            leaf static-entries {
              type yang:gauge32;
              config false;
              description
                "The number of Static Filtering entries currently in
	            the FDB.";
              reference
                "IEEE 802.1Q-2017 Clause 12.7.6";

            }

            leaf static-vlan-registration-entries {
              type yang:gauge32;
              config false;
              description
                "The number of Static VLAN Registration entries
	            currently in the FDB.";
              reference
                "IEEE 802.1Q-2017 Clause 12.7.6";

            }

            list filtering-entry {
              key "database-id vids address";
              description
                "Information for the entries associated with the
              Permanent Database.";
              leaf database-id {
                type uint32;
                description
                  "The identity of this Filtering Database.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.7.7";

              }

              leaf address {
                type ieee:mac-address;
                description
                  "A MAC address (unicast, multicast, broadcast) for
                which the device has forwarding and/or filtering
                information.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.7.7";

              }

              leaf vids {
                type dot1qtypes:vid-range-type;
                description
                  "The set of VLAN identifiers to which this entry
              	applies.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.7.7";

              }

              leaf status {
                type enumeration {
                  enum "other" {
                    value 0;
                    description
                      "None of the following. This may include the case
                    where some other object is being used to
                    determine if and how frames addressed to the
                    value of the corresponding instance of 'address'
                  	are being forwarded.";
                  }
                  enum "invalid" {
                    value 1;
                    description
                      "This entry is no longer valid (e.g., it was
                    learned but has since aged out), but has not yet
                    been flushed from the table.";
                  }
                  enum "learned" {
                    value 2;
                    description
                      "The value of the corresponding instance of the
                    port node was learned and is being used.";
                  }
                  enum "self" {
                    value 3;
                    description
                      "The value of the corresponding instance of the
                    address node representing one of the devices
                    address.";
                  }
                  enum "mgmt" {
                    value 4;
                    description
                      "The value of the corresponding instance of
                    address node that is also the value of an
                    existing instance.";
                  }
                }
                config false;
                description
                  "The status of this entry.";
              }

              uses dot1qtypes:port-map-grouping;
            }  // list filtering-entry
          }  // container permanent-database

          container bridge-vlan {
            when
              "../../bridge-type != 'two-port-mac-relay-bridge'" {
              description
                "Applies to non TPMR Bridges.";
            }
            description
              "The Bridge VLAN container models configuration
            information that modify, or inquire about, the overall
            configuration of the Bridges VLAN resources. There is a
            single Bridge VLAN Configuration managed object per
            Bridge.";
            reference
              "IEEE 802.1Q-2017 Clause 12.10";

            leaf version {
              type uint16;
              config false;
              description
                "The version number supported.";
              reference
                "IEEE 802.1Q-2017, Clause 12.10.1.3";

            }

            leaf max-vids {
              type uint16;
              config false;
              description
                "The maximum number of VIDs supported.";
              reference
                "IEEE 802.1Q-2017, Clause 12.10.1.3";

            }

            leaf override-default-pvid {
              type boolean;
              default "false";
              config false;
              description
                "Indicates if the default PVID can be overridden, and
              its egress status (VLAN-tagged or untagged) on each
              port.";
              reference
                "IEEE 802.1Q-2017, Clause 12.10.1.3";

            }

            leaf protocol-template {
              if-feature port-and-protocol-based-vlan;
              type dot1qtypes:protocol-frame-format-type;
              config false;
              description
                "The data-link encapsulation format or the
              detagged_frame_type in a Protocol Template";
              reference
                "IEEE 802.1Q-2017 Clause 12.10.1.7";

            }

            leaf max-msti {
              type uint16;
              config false;
              description
                "The maximum number of MSTIs supported within an MST
              region (i.e., the number of spanning tree instances
              that can be supported in addition to the CIST), for MST
              Bridges. For SST Bridges, this parameter may be either
              omitted or reported as 0.";
              reference
                "IEEE 802.1Q-2017 Clause 12.10.1.7";

            }

            list vlan {
              key "vid";
              description
                "List of VLAN related configuration nodes associated
              with the Bridge.";
              reference
                "IEEE 802.1Q-2017 Clause 12.10.2";

              leaf vid {
                type dot1qtypes:vlan-index-type;
                description
                  "The VLAN identifier to which this entry applies.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.10.2";

              }

              leaf name {
                type dot1qtypes:name-type;
                description
                  "A text string of up to 32 characters of locally
                determined significance.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.10.2";

              }

              leaf-list untagged-ports {
                type if:interface-ref;
                config false;
                description
                  "The set of ports in the untagged set for this VID.";
                reference
                  "IEEE 802.1Q-2017 Clause 8.8.2 and
                  Clause 12.10.2.1.3";

              }

              leaf-list egress-ports {
                type if:interface-ref;
                config false;
                description
                  "The set of egress ports in the member set for this
                VID.";
                reference
                  "IEEE 802.1Q-2017 Clause 8.8.10 and
                  Clause 12.10.2.1.3";

              }
            }  // list vlan

            list protocol-group-database {
              if-feature port-and-protocol-based-vlan;
              key "db-index";
              description
                "List of the protocol group database entries.";
              reference
                "IEEE 802.1Q-2017 Clause 12.10.1.7, 6.12.3";

              leaf db-index {
                type uint16;
                description
                  "The protocol group database index.";
              }

              leaf frame-format-type {
                type dot1qtypes:protocol-frame-format-type;
                description
                  "The data-link encapsulation format or the
                detagged_frame_type in a Protocol Template";
                reference
                  "IEEE 802.1Q-2017 Clause 12.10.1.7";

              }

              choice frame-format {
                description
                  "The identification of the protocol above the
                data-link layer in a Protocol Template. Depending on
                the frame type, the octet string will have one of
                the following values:
                  - For ethernet, rfc1042 and snap8021H, this is the
                    16-bit (2-octet) IEEE 802 Clause 9.3 EtherType
                    field.
                  - For snapOther, this is the 40-bit (5-octet) PID.
                  - For llcOther, this is the 2-octet IEEE 802.2
                    Link Service Access Point (LSAP) pair: first
                    octet for Destination Service Access Point (DSAP)
                    and second octet for Source Service Access Point
                    (SSAP).";
                reference
                  "IEEE 802.1Q-2017 Clause 12.10.1.7";

                case ethernet-rfc1042-snap8021H {
                  when
                    "frame-format-type = 'Ethernet' or
              		    frame-format-type = 'rfc1042' or
              		    frame-format-type = 'snap8021H'" {
                    description
                      "Applies to Ethernet, RFC 1042, SNAP 8021H
              			frame formats.";
                  }
                  description
                    "Identifier used if Ethenet, RFC1042, or SNAP
                  8021H.";
                  leaf ethertype {
                    type dot1qtypes:ethertype-type;
                    description
                      "Format containing the 16-bit IEEE 802
                    EtherType field.";
                    reference
                      "IEEE 802-2014 Clause 9.3";

                  }
                }  // case ethernet-rfc1042-snap8021H

                case snap-other {
                  when
                    "frame-format-type = 'snapOther'" {
                    description
                      "Applies to Snap Other frame formats.";
                  }
                  description
                    "Identifier used if SNAP other.";
                  leaf protocol-id {
                    type string {
                      pattern
                        '[0-9a-fA-F]{2}(-[0-9a-fA-F]{2}){4}';
                    }
                    description
                      "Format containing the 40-bit protocol identifier
                    (PID). The canonical representation uses
                  	uppercase characters.";
                    reference
                      "IEEE 802.1Q-2017 Clause 12.10.1.7.1";

                  }
                }  // case snap-other

                case llc-other {
                  when
                    "frame-format-type = 'llcOther'" {
                    description
                      "Applies to LLC Other frame formats ";
                  }
                  description
                    "Identifier used if LLC other.";
                  container dsap-ssap-pairs {
                    description
                      "A pair of ISO/IEC 8802-2 DSAP and SSAP address
                    field values, for matching frame formats of
                    LLC_Other.";
                    leaf llc-address {
                      type string {
                        pattern
                          '[0-9a-fA-F]{2}-[0-9a-fA-F]{2}';
                      }
                      description
                        "A pair of ISO/IEC 8802-2 DSAP and SSAP
                      address field values, for matching frame
                      formats of LLC_Other. The canonical 
                    	representation uses uppercase characters.";
                      reference
                        "IEEE 802.1Q-2017 Clause 12.10.1.7.1";

                    }
                  }  // container dsap-ssap-pairs
                }  // case llc-other
              }  // choice frame-format

              leaf group-id {
                type uint32;
                description
                  "Designates a group of protocols in the Protocol
                Group Database.";
                reference
                  "IEEE 802.1Q-2017 Clause 6.12.2";

              }
            }  // list protocol-group-database

            list vid-to-fid-allocation {
              key "vids";
              description
                "This list allows inquiries about VID to FID
            	allocations.";
              leaf vids {
                type dot1qtypes:vid-range-type;
                description
                  "Range of VLAN identifiers.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.10.3";

              }

              leaf fid {
                type uint32;
                config false;
                description
                  "The Filtering Database used by a set of VIDs.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.10.3";

              }

              leaf allocation-type {
                type enumeration {
                  enum "undefined" {
                    value 0;
                    description
                      "No allocation defined.";
                  }
                  enum "fixed" {
                    value 1;
                    description
                      "A fixed allocation to FID is defined.";
                  }
                  enum "dynamic" {
                    value 2;
                    description
                      "A dynamic allocation to FID is defined.";
                  }
                }
                config false;
                description
                  "The type of allocation used";
                reference
                  "IEEE 802.1Q-2017 Clause 12.10.3";

              }
            }  // list vid-to-fid-allocation

            list fid-to-vid-allocation {
              key "fid";
              description
                "The FID to VID allocations managed object models
              operations that inquire about FID to VID
              allocations.";
              leaf fid {
                type uint32;
                description
                  "The Filtering Database used by a set of VIDs.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.10.3";

              }

              leaf allocation-type {
                type enumeration {
                  enum "undefined" {
                    value 0;
                    description
                      "No allocation defined.";
                  }
                  enum "fixed" {
                    value 1;
                    description
                      "A fixed allocation to FID is defined.";
                  }
                  enum "dynamic" {
                    value 2;
                    description
                      "A dynamic allocation to FID is defined.";
                  }
                }
                config false;
                description
                  "The type of allocation used";
                reference
                  "IEEE 802.1Q-2017 Clause 12.10.3";

              }

              leaf-list vid {
                type dot1qtypes:vlan-index-type;
                config false;
                description
                  "The VLAN identifier to which this entry applies.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.7.7";

              }
            }  // list fid-to-vid-allocation

            list vid-to-fid {
              key "vid";
              description
                "Fixed allocation of a VID to an FID. The underlying
            	system will ensure that subsequent commands that
            	make changes to the VID to FID mapping can
            	override previous associations.";
              reference
                "IEEE 802.1Q-2017 Clause 12.10.3.4, 12.10.3.5";

              leaf vid {
                type dot1qtypes:vlan-index-type;
                description
                  "A list of VLAN identifier associated with a given
              	database identifier (i.e., FID).";
                reference
                  "IEEE 802.1Q-2017 Clause 12.7.7";

              }

              leaf fid {
                type uint32;
                description
                  "The Filtering Database used by this VLAN";
                reference
                  "IEEE 802.1Q-2017 Clause 12.10.3";

              }
            }  // list vid-to-fid
          }  // container bridge-vlan

          container bridge-mst {
            when
              "../../bridge-type != 'two-port-mac-relay-bridge'" {
              description
                "Applies to non TPMR Bridges.";
            }
            description
              "The Bridge MST container models configuration
				    information that modify, or inquire about, the overall
				    configuration of the Bridges MST resources.";
            reference
              "IEEE 802.1Q-2017 Clause 12.12";

            leaf-list mstid {
              type dot1qtypes:mstid-type;
              description
                "The list of MSTID values that are currently supported
							by the Bridge";
            }

            list fid-to-mstid {
              key "fid";
              description
                "The FID to MSTID allocation table.";
              reference
                "IEEE 802.1Q-2017 Clause 12.12.2";

              leaf fid {
                type uint32;
                description
                  "The Filtering Database identifier.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.12.2";

              }

              leaf mstid {
                type dot1qtypes:mstid-type;
                description
                  "The MSTID to which the FID is to be allocated.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.12.2";

              }
            }  // list fid-to-mstid

            list fid-to-mstid-allocation {
              key "fids";
              description
                "The FID to MSTID allocation table";
              leaf fids {
                type dot1qtypes:vid-range-type;
                description "Range of FIDs.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.12.2";

              }

              leaf mstid {
                type dot1qtypes:mstid-type;
                description
                  "The MSTID to which the FID is allocated.";
                reference
                  "IEEE 802.1Q-2017 Clause 12.12.2";

              }
            }  // list fid-to-mstid-allocation
          }  // container bridge-mst
        }  // list component
      }  // list bridge
    }  // container bridges

    augment /if:interfaces/if:interface {
      when
        "if:type = 'ianaif:bridge' or
          if:type = 'ianaif:ethernetCsmacd' or
          if:type = 'ianaif:ieee8023adLag' or
          if:type = 'ianaif:ilan'" {
        description
          "Applies when a Bridge interface.";
      }
      description
        "Augment the interface model with the Bridge Port";
      container bridge-port {
        description
          "Bridge Port is an extension of the IETF Interfaces model
        (RFC7223).";
        leaf component-name {
          type string;
          description
            "Used to reference configured Component node.";
        }

        leaf port-type {
          type identityref {
            base type-of-port;
          }
          description
            "The port type. Indicates the capabilities of this port.";
          reference
            "IEEE 802.1Q-2017 Clause 12.4.2.1";

        }

        leaf pvid {
          when
            "../component-name != 'd-bridge-component'" {
            description
              "Applies to non TPMR Bridges";
          }
          type dot1qtypes:vlan-index-type;
          default "1";
          description
            "The primary (default) VID assigned to a specific Bridge
          Port.";
          reference
            "IEEE 802.1Q-2017 Clause 5.4 m), 12.10.1";

        }

        leaf default-priority {
          type dot1qtypes:priority-type;
          default "0";
          description
            "The default priority assigned to a specific Bridge Port.";
          reference
            "IEEE 802.1Q-2017 Clause 12.6.2";

        }

        container priority-regeneration {
          description
            "The Priority Regeneration Table parameters associated with
          a specific Bridge Port. A list of Regenerated User
          Priorities for each received priority on each port of a
          Bridge. The regenerated priority value may be used to
          index the Traffic Class Table for each input port. This
          only has effect on media that support native priority. The
          default values for Regenerated User Priorities are the
          same as the User Priorities";
          reference
            "IEEE 802.1Q-2017 Clause 12.6.2, 6.9.4";

          uses dot1qtypes:priority-regeneration-table-grouping;
        }  // container priority-regeneration

        leaf pcp-selection {
          type dot1qtypes:pcp-selection-type;
          default "8P0D";
          description
            "The Priority Code Point selection assigned to a specific
          Bridge Port. This object identifies the rows in the PCP
          encoding and decoding tables that are used to remark
          frames on this port if this remarking is enabled";
          reference
            "IEEE 802.1Q-2017 Clause 12.6.2, 6.9.3";

        }

        container pcp-decoding-table {
          description
            "The Priority Code Point Decoding Table parameters
          associated with a specific Bridge Port.";
          uses dot1qtypes:pcp-decoding-table-grouping;
        }  // container pcp-decoding-table

        container pcp-encoding-table {
          description
            "The Priority Code Point Encoding Table parameters
          associated with a specific Bridge Port.";
          uses dot1qtypes:pcp-encoding-table-grouping;
        }  // container pcp-encoding-table

        leaf use-dei {
          type boolean;
          default "false";
          description
            "The Drop Eligible Indicator. If it is set to True, then
          the drop_eligible parameter is encoded in the DEI of
          transmitted frames, and the drop_eligible parameter shall
          be true(1) for a received frame if the DEI is set in the
          VLAN tag or the Priority Code Point Decoding Table
          indicates drop_eligible True for the received PCP value.
          If this parameter is False, the DEI shall be transmitted
          as zero and ignored on receipt.";
          reference
            "IEEE 802.1Q-2017 Clause 12.6.2, 6.9.3";

        }

        leaf drop-encoding {
          type boolean;
          default "false";
          description
            "The Drop Encoding parameter. If a Bridge supports encoding
          or decoding of drop_eligible from the PCP field of a VLAN
          tag (6.7.3) on any of its Ports, then it shall implement a
          Boolean parameter Require Drop Encoding on each of its
          Ports with default value False. If Require Drop Encoding
          is True and the Bridge Port cannot encode particular
          priorities with drop_eligible, then frames queued with
          those priorities and drop_eligible True shall be discarded
          and not transmitted.";
          reference
            "IEEE 802.1Q-2017 Clause 12.6.2, 8.6.6";

        }

        leaf service-access-priority-selection {
          type boolean;
          default "false";
          description
            "The Service Access Priority selection. Indication of
          whether the Service Access Priority Selection function is
          supported on the Customer Bridge Port to request priority
          handling of the frame from a Port-based service
          interface.";
          reference
            "IEEE 802.1Q-2017 Clause 12.6.2, 6.13";

        }

        container service-access-priority {
          description
            "The Service Access Priority table parameters. A table
          that contains information about the Service Access
          Priority Selection function for a Provider Bridge. The use
          of this table enables a mechanism for a Customer Bridge
          attached to a Provider Bridged Network to request priority
          handling of frames.";
          reference
            "IEEE 802.1Q-2017 Clause 12.6.2, 6.13.1";

          uses dot1qtypes:service-access-priority-table-grouping;
        }  // container service-access-priority

        container traffic-class {
          description
            "The Traffic Class table parameters. A table mapping
          evaluated priority to Traffic Class, for forwarding by the
          Bridge";
          reference
            "IEEE 802.1Q-2017 Clause 12.6.3, 8.6.6";

          uses dot1qtypes:traffic-class-table-grouping;
        }  // container traffic-class

        leaf acceptable-frame {
          when
            "../component-name != 'd-bridge-component'" {
            description
              "Applies to non TPMR Bridges";
          }
          type enumeration {
            enum
              "admit-only-VLAN-tagged-frames" {
              value 0;
              description
                "Admit only VLAN-tagged frames.";
            }
            enum
              "admit-only-untagged-and-priority-tagged" {
              value 1;
              description
                "Admit only untagged and priority-tagged frames.";
            }
            enum "admit-all-frames" {
              value 2;
              description
                "Admit all frames.";
            }
          }
          default "admit-all-frames";
          description
            "To configure the Acceptable Frame Types parameter
          associated with one or more Ports";
          reference
            "IEEE 802.1Q-2017 Clause 12.10.1.3, 6.9";

        }

        leaf enable-ingress-filtering {
          when
            "../component-name != 'd-bridge-component'" {
            description
              "Applies to non TPMR Bridges";
          }
          type boolean;
          default "false";
          description
            "To enable the Ingress Filtering feature
          associated with one or more Ports.";
          reference
            "IEEE 802.1Q-2017 Clause 12.10.1.4, 8.6.2";

        }

        leaf enable-restricted-vlan-registration {
          when
            "../component-name != 'd-bridge-component'" {
            description
              "Applies to non TPMR Bridges";
          }
          type boolean;
          default "false";
          description
            "To enable the Restricted VLAN Registration
          associated with one or more Ports.";
          reference
            "IEEE 802.1Q-2017 Clause 12.10.1.6, 11.2.3.2.3";

        }

        leaf enable-vid-translation-table {
          when
            "../component-name != 'd-bridge-component'" {
            description
              "Applies to non TPMR Bridges";
          }
          type boolean;
          default "false";
          description
            "To enable VID Translation table associated with a 
        	Bridge Port. This is not applicable to Bridge Ports that
        	do no support a VID Translation Table.";
          reference
            "IEEE 802.1Q-2017 Clause 12.10.1.8, 6.9";

        }

        leaf enable-egress-vid-translation-table {
          when
            "../component-name != 'd-bridge-component'" {
            description
              "Applies to non TPMR Bridges";
          }
          type boolean;
          default "false";
          description
            "To enable Egress VID Translation table associated with
        	a Bridge Port. This is not applicable to Ports that do 
        	not support an Egress VID Translation table.";
          reference
            "IEEE 802.1Q-2017 Clause 12.10.1.9, 6.9";

        }

        list protocol-group-vid-set {
          when
            "../component-name != 'd-bridge-component'" {
            description
              "Applies to non TPMR Bridges";
          }
          if-feature port-and-protocol-based-vlan;
          key "group-id";
          description
            "The list of VID values associated with the Protocol
        	Group Identifer for this port.";
          reference
            "IEEE 802.1Q-2017 Clause 12.10.1.1.3";

          leaf group-id {
            type uint32;
            description
              "The protocol group identifier";
            reference
              "IEEE 802.1Q-2017 Clause 12.10.1.7";

          }

          leaf-list vid {
            type ieee:vlanid;
            description
              "The VLAN identifier to which this entry applies.";
            reference
              "IEEE 802.1Q-2017 Clause 12.10.2";

          }
        }  // list protocol-group-vid-set

        leaf admin-point-to-point {
          type enumeration {
            enum "force-true" {
              value 1;
              description
                "Indicates that this port should always be treated
      				as if it is connected to a point-to-point link.";
            }
            enum "force-false" {
              value 2;
              description
                "Indicates that this port should be treated as
      				having a shared media connection.";
            }
            enum "auto" {
              value 3;
              description
                "Indicates that this port is considered to have a
      				point-to-point link if it is an Aggregator and all
      				of its members are aggregatable, or if the MAC entity
      				is configured for full duplex operation, either
      				through auto-negotiation or by management means.";
            }
          }
          description
            "For a port running spanning tree, this object represents
          the administrative point-to-point status of the LAN
          segment attached to this port, using the enumeration values
          of IEEE Std 802.1AC. A value of forceTrue(1) indicates that
          this port should always be treated as if it is connected to
          a point-to-point link. A value of forceFalse(2) indicates
          that this port should be treated as having a shared media
          connection. A value of auto(3) indicates that this port is
          considered to have a point-to-point link if it is an
          Aggregator and all of its members are aggregatable, or if
          the MAC entity is configured for full duplex operation,
          either through auto-negotiation or by management means.
          Manipulating this object changes the underlying
          adminPointToPointMAC.";
          reference
            "IEEE 802.1Q-2017 Clause 6.8.2, 12.4.2";

        }

        leaf protocol-based-vlan-classification {
          when
            "../component-name != 'd-bridge-component'" {
            description
              "Applies to non TPMR Bridges";
          }
          if-feature port-and-protocol-based-vlan;
          type boolean;
          config false;
          description
            "A boolean indication indicating if
          Port-and-Protocol-based VLAN classification is supported
          on a given Port.";
          reference
            "IEEE 802.1Q-2017 Clause 5.4.1.2";

        }

        leaf max-vid-set-entries {
          when
            "../component-name != 'd-bridge-component'" {
            description
              "Applies to non TPMR Bridges";
          }
          if-feature port-and-protocol-based-vlan;
          type uint16;
          config false;
          description
            "The maximum number of entries suppored in the VID set on
          a given Port.";
          reference
            "IEEE 802.1Q-2017 Clause 12.10.1.1.3";

        }

        leaf port-number {
          type dot1qtypes:port-number-type;
          config false;
          description
            "An integer that uniquely identifies a Bridge Port.";
          reference
            "IEEE 802.1Q-2017 Clause 12.3 i), 17.3.2.2";

        }

        leaf address {
          type ieee:mac-address;
          config false;
          description
            "The specific MAC address of the individual MAC Entity
          associated with the Port.";
          reference
            "IEEE 802.1Q-2017 Clause 12.4.2, 12.4.2.1.1.3 a)";

        }

        leaf capabilities {
          type bits {
            bit tagging {
              position 0;
              description
                "Supports 802.1Q VLAN taggging of frames and MVRP.";
            }
            bit
              configurable-acceptable-frame-type {
              position 1;
              description
                "Allows modified values of acceptable frame types";
            }
            bit ingress-filtering {
              position 2;
              description
                "Supports the discarding of any frame received on
      				a Port whose VLAN classificaiton does not include
      				that Port in its member set.";
            }
          }
          config false;
          description
            "The feature capabilities associated with port. Indicates
        	the parts of IEEE 802.1Q that are optional on a per-port
        	basis, that are implemented by this device, and that are
        	manageable.";
          reference
            "IEEE 802.1Q-2017 Clause 12.4.2, 12.10.1.1.3 c)";

        }

        leaf type-capabilties {
          type bits {
            bit customer-vlan-port {
              position 0;
              description
                "Indicates the port can be a C-TAG aware port of
      				an enterprise VLAN aware Bridge";
            }
            bit provider-network-port {
              position 1;
              description
                "Indicates the port can be an S-TAG aware port of
      				a Provider Bridge or Backbone Edge Bridge used for
      				connections within a PBN or PBBN.";
            }
            bit customer-network-port {
              position 2;
              description
                "Indicates the port can be an S-TAG aware port of a
      				Provider Bridge or Backbone Edge Bridge used for
      				connections to the exterior of a PBN or PBBN.";
            }
            bit customer-edge-port {
              position 3;
              description
                "Indicates the port can be a C-TAG aware port of a 
      				Provider Bridge used for connections to the exterior
      				of a PBN or PBBN.";
            }
            bit customer-backbone-port {
              position 4;
              description
                "Indicates the port can be a I-TAG aware port of a 
      				Backbone Edge Bridge's B-component.";
            }
            bit virtual-instance-port {
              position 5;
              description
                "Indicates the port can be a virtual S-TAG aware port
      				within a Backbone Edge Bridge's I-component which is
      				responsible for handling S-tagged traffic for a 
      				specific backbone service instance.";
            }
            bit d-bridge-port {
              position 6;
              description
                "Indicates the port can be a VLAN-unaware member of 
      				an 802.1Q Bridge.";
            }
            bit
              remote-customer-access-port {
              position 7;
              description
                "Indicates the port can be an S-TAG aware port of a 
      				Provider Bridge capable of providing Remote Customer
      				Service Interfaces.";
            }
            bit station-facing-bridge-port {
              position 8;
              description
                "Indicates the station-facing Bridge Port in a EVB
      				Bridge.";
            }
            bit uplink-access-port {
              position 9;
              description
                "Indicates the uplink access port in an EVB Bridge or
      				EVB station.";
            }
            bit uplink-relay-port {
              position 10;
              description
                "Indicates the uplink relay port in an EVB station.";
            }
          }
          config false;
          description
            "The type of feature capabilities supported with port.
        	Indicates the capabilities of this port.";
          reference
            "IEEE 802.1Q-2017 Clause 12.4.2";

        }

        leaf external {
          type boolean;
          config false;
          description
            "A boolean indicating whether the port is external. A
          value of True means the port is external. A value of 
        	False means the port is internal.";
          reference
            "IEEE 802.1Q-2017 Clause 12.4.2";

        }

        leaf oper-point-to-point {
          type boolean;
          config false;
          description
            "For a port running spanning tree, this object represents
          the operational point-to-point status of the LAN segment
          attached to this port. It indicates whether a port is
          considered to have a point-to-point connection. 
        	
        	If admin-point-to-point is set to auto(2), then the value
        	of oper-point-to-point is determined in accordance with 
        	the specific procedures defined for the MAC entity 
        	concerned, as defined in IEEE Std 802.1AC. 
        	
        	The value is determined dynamically; that is, it is 
        	re-evaluated whenever the value of admin-point-to-point
        	changes, and whenever the specific procedures defined for
        	the MAC entity evaluate a change in its point-to-point
        	status.";
          reference
            "IEEE 802.1Q-2017 Clause 12.4.2, IEEE 802.1AC";

        }

        container statistics {
          config false;
          description
            "Container of operational state node information
          associated with the bridge port.";
          uses dot1qtypes:bridge-port-statistics-grouping;

          leaf discard-on-ingress-filtering {
            when
              "../../component-name != 'd-bridge-component'" {
              description
                "Applies to non TPMR Bridges";
            }
            if-feature ingress-filtering;
            type yang:counter64;
            description
              "The number of frames that were discarded as a result
          	of Ingress Filtering being enabled.
          	
          	Discontinuities in the value of this counter can occur
            at re-initialization of the management system, and at
            other times as indicated by the value of
            'discontinuity-time'.";
            reference
              "IEEE 802.1Q-2017 Clause 12.6.1.1.3";

          }
        }  // container statistics

        list vid-translations {
          when
            "../component-name != 'd-bridge-component'" {
            description
              "Applies to non TPMR Bridges";
          }
          key "local-vid";
          description
            "To configure the VID Translation Table (6.9) associated
          with a Port. This object is not applicable to Ports that
          do not support a VID Translation Table. The default
          configuration of the table has the value of the Relay VID
          equal to the value of the Local VID. If no local VID is
        	configured, then it is assumed that the relay VID is
        	the same value as the local VID.
        	
        	If the port supports an Egress VID translation
          table, the VID Translation Configuration object configures
          the Local VID to Relay VID mapping on ingress only. If an
          Egress VID translation is not supported, the VID
          Translation Configuration object defines a single
          bidirectional mapping. In this case, the Bridge should
        	not allow multiple keys ('local-vid') mapped to the same
        	'reelay-vid' value.";
          leaf local-vid {
            type ieee:vlanid;
            description
              "The Local VID after translation received at the ISS or
            EISS.";
            reference
              "IEEE 802.1Q-2017 Clause 12.10.1.8, 6.9";

          }

          leaf relay-vid {
            type ieee:vlanid;
            description
              "The Relay VID received before translation received at
            ISS or EISS.";
            reference
              "IEEE 802.1Q-2017 Clause 12.10.1.8, 6.9";

          }
        }  // list vid-translations

        list egress-vid-translations {
          when
            "../component-name != 'd-bridge-component'" {
            description
              "Applies to non TPMR Bridges";
          }
          key "relay-vid";
          description
            "To configure the Egress VID Translation Table (6.9)
          associated with a Port. This object is not applicable to
          Ports that do not support an Egress VID Translation Table.
          The default configuration of the table has the value of the
          Local VID equal to the value of the Relay VID. If no Relay
        	VID is configured, then it is assumed that the local VID
        	is the same value as the relay VID.";
          leaf relay-vid {
            type ieee:vlanid;
            description
              "The Relay VID received before translation received at
            ISS or EISS.";
            reference
              "IEEE 802.1Q-2017 Clause 12.10.1.9, 6.9";

          }

          leaf local-vid {
            type ieee:vlanid;
            description
              "The Local VID after translation received at the ISS or
            EISS.";
            reference
              "IEEE 802.1Q-2017 Clause 12.10.1.9, 6.9";

          }
        }  // list egress-vid-translations
      }  // container bridge-port
    }
  }  // module ieee802-dot1q-bridge