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ieee802-dot1q-types@2018-08-10



  module ieee802-dot1q-types {

    yang-version 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.";

    revision "2018-08-10" {
      description
        "Published as part of IEEE Std 802.1Q-2018. Initial version.";
      reference
        "IEEE Std 802.1Q-2018, Bridges and Bridged Networks.";

    }


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

    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-2018";

    }

    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-2018";

    }

    identity transmission-selection-algorithm {
      base 
      description
        "Specify the transmission selection algorithms of IEEE Std
802.1Q-2018 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-2018";

    }

    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-2018";

    }

    identity enhanced-transmission-sel {
      base transmission-selection-algorithm;
      description
        "Indicates the enhanced transmission selection algorithm.";
      reference
        "Table 8-6 of IEEE Std 802.1Q-2018";

    }

    identity asynch-traffic-shaping {
      base transmission-selection-algorithm;
      description
        "Indicates the asynchronous transmission selection algorithm.";
      reference
        "Table 8-6 of IEEE Std 802.1Q-2018";

    }

    identity vendor-specific {
      base transmission-selection-algorithm;
      description
        "Indicates a vendor specific transmission selection algorithm.";
      reference
        "Table 8-6 of IEEE Std 802.1Q-2018";

    }

    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..65535";
      }
      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-2018";

    }

    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-2018";

    }

    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 of IEEE Std 802.1Q-2018
        6.9.3 of IEEE Std 802.1Q-2018";

    }

    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-2018";

    }

    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 802-2014";

    }

    typedef dot1q-tag-type {
      type identityref {
        base dot1q-vlan-type;
      }
      description
        "Identifies a specific 802.1Q tag type";
      reference
        "IEEE Std 802.1Q-2018";

    }

    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
        "3.239 of IEEE Std 802.1Q-2018";

    }
  }  // module ieee802-dot1q-types