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ietf-interfaces@2018-02-20



  module ietf-interfaces {

    yang-version 1.1;

    namespace
      "urn:ietf:params:xml:ns:yang:ietf-interfaces";

    prefix if;

    import ietf-yang-types {
      prefix yang;
    }

    organization
      "IETF NETMOD (Network Modeling) Working Group";

    contact
      "WG Web:   <https://datatracker.ietf.org/wg/netmod/>
WG List:  <mailto:netmod@ietf.org>

Editor:   Martin Bjorklund
	  <mailto:mbj@tail-f.com>";

    description
      "This module contains a collection of YANG definitions for
managing network interfaces.

Copyright (c) 2018 IETF Trust and the persons identified as
authors of the code.  All rights reserved.

Redistribution and use in source and binary forms, with or
without modification, is permitted pursuant to, and subject
to the license terms contained in, the Simplified BSD License
set forth in Section 4.c of the IETF Trust's Legal Provisions
Relating to IETF Documents
(https://trustee.ietf.org/license-info).

This version of this YANG module is part of RFC 8343; see
the RFC itself for full legal notices.";

    revision "2018-02-20" {
      description "Updated to support NMDA.";
      reference
        "RFC 8343: A YANG Data Model for Interface Management";

    }

    revision "2014-05-08" {
      description "Initial revision.";
      reference
        "RFC 7223: A YANG Data Model for Interface Management";

    }


    typedef interface-ref {
      type leafref {
        path "/if:interfaces/if:interface/if:name";
      }
      description
        "This type is used by data models that need to reference
interfaces.";
    }

    identity interface-type {
      base 
      description
        "Base identity from which specific interface types are
derived.";
    }

    feature arbitrary-names {
      description
        "This feature indicates that the device allows user-controlled
interfaces to be named arbitrarily.";
    }

    feature pre-provisioning {
      description
        "This feature indicates that the device supports
pre-provisioning of interface configuration, i.e., it is
possible to configure an interface whose physical interface
hardware is not present on the device.";
    }

    feature if-mib {
      description
        "This feature indicates that the device implements
the IF-MIB.";
      reference
        "RFC 2863: The Interfaces Group MIB";

    }

    container interfaces {
      description "Interface parameters.";
      list interface {
        key "name";
        description
          "The list of interfaces on the device.

The status of an interface is available in this list in the
operational state.  If the configuration of a
system-controlled interface cannot be used by the system
(e.g., the interface hardware present does not match the
interface type), then the configuration is not applied to
the system-controlled interface shown in the operational
state.  If the configuration of a user-controlled interface
cannot be used by the system, the configured interface is
not instantiated in the operational state.

System-controlled interfaces created by the system are
always present in this list in the operational state,
whether or not they are configured.";
        leaf name {
          type string;
          description
            "The name of the interface.

A device MAY restrict the allowed values for this leaf,
possibly depending on the type of the interface.
For system-controlled interfaces, this leaf is the
device-specific name of the interface.

If a client tries to create configuration for a
system-controlled interface that is not present in the
operational state, the server MAY reject the request if
the implementation does not support pre-provisioning of
interfaces or if the name refers to an interface that can
never exist in the system.  A Network Configuration
Protocol (NETCONF) server MUST reply with an rpc-error
with the error-tag 'invalid-value' in this case.

If the device supports pre-provisioning of interface
configuration, the 'pre-provisioning' feature is
advertised.

If the device allows arbitrarily named user-controlled
interfaces, the 'arbitrary-names' feature is advertised.

When a configured user-controlled interface is created by
the system, it is instantiated with the same name in the
operational state.

A server implementation MAY map this leaf to the ifName
MIB object.  Such an implementation needs to use some
mechanism to handle the differences in size and characters
allowed between this leaf and ifName.  The definition of
such a mechanism is outside the scope of this document.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifName";

        }

        leaf description {
          type string;
          description
            "A textual description of the interface.

A server implementation MAY map this leaf to the ifAlias
MIB object.  Such an implementation needs to use some
mechanism to handle the differences in size and characters
allowed between this leaf and ifAlias.  The definition of
such a mechanism is outside the scope of this document.

Since ifAlias is defined to be stored in non-volatile
storage, the MIB implementation MUST map ifAlias to the
value of 'description' in the persistently stored
configuration.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifAlias";

        }

        leaf type {
          type identityref {
            base interface-type;
          }
          mandatory true;
          description
            "The type of the interface.

When an interface entry is created, a server MAY
initialize the type leaf with a valid value, e.g., if it
is possible to derive the type from the name of the
interface.

If a client tries to set the type of an interface to a
value that can never be used by the system, e.g., if the
type is not supported or if the type does not match the
name of the interface, the server MUST reject the request.
A NETCONF server MUST reply with an rpc-error with the
error-tag 'invalid-value' in this case.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifType";

        }

        leaf enabled {
          type boolean;
          default "true";
          description
            "This leaf contains the configured, desired state of the
interface.

Systems that implement the IF-MIB use the value of this
leaf in the intended configuration to set
IF-MIB.ifAdminStatus to 'up' or 'down' after an ifEntry
has been initialized, as described in RFC 2863.

Changes in this leaf in the intended configuration are
reflected in ifAdminStatus.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifAdminStatus";

        }

        leaf link-up-down-trap-enable {
          if-feature if-mib;
          type enumeration {
            enum "enabled" {
              value 1;
              description
                "The device will generate linkUp/linkDown SNMP
notifications for this interface.";
            }
            enum "disabled" {
              value 2;
              description
                "The device will not generate linkUp/linkDown SNMP
notifications for this interface.";
            }
          }
          description
            "Controls whether linkUp/linkDown SNMP notifications
should be generated for this interface.

If this node is not configured, the value 'enabled' is
operationally used by the server for interfaces that do
not operate on top of any other interface (i.e., there are
no 'lower-layer-if' entries), and 'disabled' otherwise.";
          reference
            "RFC 2863: The Interfaces Group MIB -
            	  ifLinkUpDownTrapEnable";

        }

        leaf admin-status {
          if-feature if-mib;
          type enumeration {
            enum "up" {
              value 1;
              description
                "Ready to pass packets.";
            }
            enum "down" {
              value 2;
              description
                "Not ready to pass packets and not in some test mode.";
            }
            enum "testing" {
              value 3;
              description
                "In some test mode.";
            }
          }
          config false;
          mandatory true;
          description
            "The desired state of the interface.

This leaf has the same read semantics as ifAdminStatus.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifAdminStatus";

        }

        leaf oper-status {
          type enumeration {
            enum "up" {
              value 1;
              description
                "Ready to pass packets.";
            }
            enum "down" {
              value 2;
              description
                "The interface does not pass any packets.";
            }
            enum "testing" {
              value 3;
              description
                "In some test mode.  No operational packets can
be passed.";
            }
            enum "unknown" {
              value 4;
              description
                "Status cannot be determined for some reason.";
            }
            enum "dormant" {
              value 5;
              description
                "Waiting for some external event.";
            }
            enum "not-present" {
              value 6;
              description
                "Some component (typically hardware) is missing.";
            }
            enum "lower-layer-down" {
              value 7;
              description
                "Down due to state of lower-layer interface(s).";
            }
          }
          config false;
          mandatory true;
          description
            "The current operational state of the interface.

This leaf has the same semantics as ifOperStatus.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifOperStatus";

        }

        leaf last-change {
          type yang:date-and-time;
          config false;
          description
            "The time the interface entered its current operational
state.  If the current state was entered prior to the
last re-initialization of the local network management
subsystem, then this node is not present.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifLastChange";

        }

        leaf if-index {
          if-feature if-mib;
          type int32 {
            range "1..2147483647";
          }
          config false;
          mandatory true;
          description
            "The ifIndex value for the ifEntry represented by this
interface.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifIndex";

        }

        leaf phys-address {
          type yang:phys-address;
          config false;
          description
            "The interface's address at its protocol sub-layer.  For
example, for an 802.x interface, this object normally
contains a Media Access Control (MAC) address.  The
interface's media-specific modules must define the bit
and byte ordering and the format of the value of this
object.  For interfaces that do not have such an address
(e.g., a serial line), this node is not present.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifPhysAddress";

        }

        leaf-list higher-layer-if {
          type interface-ref;
          config false;
          description
            "A list of references to interfaces layered on top of this
interface.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifStackTable";

        }

        leaf-list lower-layer-if {
          type interface-ref;
          config false;
          description
            "A list of references to interfaces layered underneath this
interface.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifStackTable";

        }

        leaf speed {
          type yang:gauge64;
          units "bits/second";
          config false;
          description
            "An estimate of the interface's current bandwidth in bits
per second.  For interfaces that do not vary in
bandwidth or for those where no accurate estimation can
be made, this node should contain the nominal bandwidth.
For interfaces that have no concept of bandwidth, this
node is not present.";
          reference
            "RFC 2863: The Interfaces Group MIB -
            	  ifSpeed, ifHighSpeed";

        }

        container statistics {
          config false;
          description
            "A collection of interface-related statistics objects.";
          leaf discontinuity-time {
            type yang:date-and-time;
            mandatory true;
            description
              "The time on the most recent occasion at which any one or
more of this interface's counters suffered a
discontinuity.  If no such discontinuities have occurred
since the last re-initialization of the local management
subsystem, then this node contains the time the local
management subsystem re-initialized itself.";
          }

          leaf in-octets {
            type yang:counter64;
            description
              "The total number of octets received on the interface,
including framing characters.

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
              "RFC 2863: The Interfaces Group MIB - ifHCInOctets";

          }

          leaf in-unicast-pkts {
            type yang:counter64;
            description
              "The number of packets, delivered by this sub-layer to a
higher (sub-)layer, that were not addressed to a
multicast or broadcast address at this sub-layer.

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
              "RFC 2863: The Interfaces Group MIB - ifHCInUcastPkts";

          }

          leaf in-broadcast-pkts {
            type yang:counter64;
            description
              "The number of packets, delivered by this sub-layer to a
higher (sub-)layer, that were addressed to a broadcast
address at this sub-layer.

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
              "RFC 2863: The Interfaces Group MIB -
              	  ifHCInBroadcastPkts";

          }

          leaf in-multicast-pkts {
            type yang:counter64;
            description
              "The number of packets, delivered by this sub-layer to a
higher (sub-)layer, that were addressed to a multicast
address at this sub-layer.  For a MAC-layer protocol,
this includes both Group and Functional addresses.

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
              "RFC 2863: The Interfaces Group MIB -
              	  ifHCInMulticastPkts";

          }

          leaf in-discards {
            type yang:counter32;
            description
              "The number of inbound packets that were chosen to be
discarded even though no errors had been detected to
prevent their being deliverable to a higher-layer
protocol.  One possible reason for discarding such a
packet could be to free up buffer space.

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
              "RFC 2863: The Interfaces Group MIB - ifInDiscards";

          }

          leaf in-errors {
            type yang:counter32;
            description
              "For packet-oriented interfaces, the number of inbound
packets that contained errors preventing them from being
deliverable to a higher-layer protocol.  For character-
oriented or fixed-length interfaces, the number of
inbound transmission units that contained errors
preventing them from being deliverable to a higher-layer
protocol.

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
              "RFC 2863: The Interfaces Group MIB - ifInErrors";

          }

          leaf in-unknown-protos {
            type yang:counter32;
            description
              "For packet-oriented interfaces, the number of packets
received via the interface that were discarded because
of an unknown or unsupported protocol.  For
character-oriented or fixed-length interfaces that
support protocol multiplexing, the number of
transmission units received via the interface that were
discarded because of an unknown or unsupported protocol.
For any interface that does not support protocol
multiplexing, this counter is not present.

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
              "RFC 2863: The Interfaces Group MIB - ifInUnknownProtos";

          }

          leaf out-octets {
            type yang:counter64;
            description
              "The total number of octets transmitted out of the
interface, including framing characters.

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
              "RFC 2863: The Interfaces Group MIB - ifHCOutOctets";

          }

          leaf out-unicast-pkts {
            type yang:counter64;
            description
              "The total number of packets that higher-level protocols
requested be transmitted and that were not addressed
to a multicast or broadcast address at this sub-layer,
including those that were discarded or not sent.

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
              "RFC 2863: The Interfaces Group MIB - ifHCOutUcastPkts";

          }

          leaf out-broadcast-pkts {
            type yang:counter64;
            description
              "The total number of packets that higher-level protocols
requested be transmitted and that were addressed to a
broadcast address at this sub-layer, including those
that were discarded or not sent.

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
              "RFC 2863: The Interfaces Group MIB -
              	  ifHCOutBroadcastPkts";

          }

          leaf out-multicast-pkts {
            type yang:counter64;
            description
              "The total number of packets that higher-level protocols
requested be transmitted and that were addressed to a
multicast address at this sub-layer, including those
that were discarded or not sent.  For a MAC-layer
protocol, this includes both Group and Functional
addresses.

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
              "RFC 2863: The Interfaces Group MIB -
              	  ifHCOutMulticastPkts";

          }

          leaf out-discards {
            type yang:counter32;
            description
              "The number of outbound packets that were chosen to be
discarded even though no errors had been detected to
prevent their being transmitted.  One possible reason
for discarding such a packet could be to free up buffer
space.

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
              "RFC 2863: The Interfaces Group MIB - ifOutDiscards";

          }

          leaf out-errors {
            type yang:counter32;
            description
              "For packet-oriented interfaces, the number of outbound
packets that could not be transmitted because of errors.
For character-oriented or fixed-length interfaces, the
number of outbound transmission units that could not be
transmitted because of errors.

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
              "RFC 2863: The Interfaces Group MIB - ifOutErrors";

          }
        }  // container statistics
      }  // list interface
    }  // container interfaces

    typedef interface-state-ref {
      type leafref {
        path "/if:interfaces-state/if:interface/if:name";
      }
      status deprecated;
      description
        "This type is used by data models that need to reference
the operationally present interfaces.";
    }

    container interfaces-state {
      config false;
      status deprecated;
      description
        "Data nodes for the operational state of interfaces.";
      list interface {
        key "name";
        status deprecated;
        description
          "The list of interfaces on the device.

System-controlled interfaces created by the system are
always present in this list, whether or not they are
configured.";
        leaf name {
          type string;
          status deprecated;
          description
            "The name of the interface.

A server implementation MAY map this leaf to the ifName
MIB object.  Such an implementation needs to use some
mechanism to handle the differences in size and characters
allowed between this leaf and ifName.  The definition of
such a mechanism is outside the scope of this document.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifName";

        }

        leaf type {
          type identityref {
            base interface-type;
          }
          mandatory true;
          status deprecated;
          description
            "The type of the interface.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifType";

        }

        leaf admin-status {
          if-feature if-mib;
          type enumeration {
            enum "up" {
              value 1;
              description
                "Ready to pass packets.";
            }
            enum "down" {
              value 2;
              description
                "Not ready to pass packets and not in some test mode.";
            }
            enum "testing" {
              value 3;
              description
                "In some test mode.";
            }
          }
          mandatory true;
          status deprecated;
          description
            "The desired state of the interface.

This leaf has the same read semantics as ifAdminStatus.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifAdminStatus";

        }

        leaf oper-status {
          type enumeration {
            enum "up" {
              value 1;
              description
                "Ready to pass packets.";
            }
            enum "down" {
              value 2;
              description
                "The interface does not pass any packets.";
            }
            enum "testing" {
              value 3;
              description
                "In some test mode.  No operational packets can
be passed.";
            }
            enum "unknown" {
              value 4;
              description
                "Status cannot be determined for some reason.";
            }
            enum "dormant" {
              value 5;
              description
                "Waiting for some external event.";
            }
            enum "not-present" {
              value 6;
              description
                "Some component (typically hardware) is missing.";
            }
            enum "lower-layer-down" {
              value 7;
              description
                "Down due to state of lower-layer interface(s).";
            }
          }
          mandatory true;
          status deprecated;
          description
            "The current operational state of the interface.

This leaf has the same semantics as ifOperStatus.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifOperStatus";

        }

        leaf last-change {
          type yang:date-and-time;
          status deprecated;
          description
            "The time the interface entered its current operational
state.  If the current state was entered prior to the
last re-initialization of the local network management
subsystem, then this node is not present.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifLastChange";

        }

        leaf if-index {
          if-feature if-mib;
          type int32 {
            range "1..2147483647";
          }
          mandatory true;
          status deprecated;
          description
            "The ifIndex value for the ifEntry represented by this
interface.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifIndex";

        }

        leaf phys-address {
          type yang:phys-address;
          status deprecated;
          description
            "The interface's address at its protocol sub-layer.  For
example, for an 802.x interface, this object normally
contains a Media Access Control (MAC) address.  The
interface's media-specific modules must define the bit
and byte ordering and the format of the value of this
object.  For interfaces that do not have such an address
(e.g., a serial line), this node is not present.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifPhysAddress";

        }

        leaf-list higher-layer-if {
          type interface-state-ref;
          status deprecated;
          description
            "A list of references to interfaces layered on top of this
interface.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifStackTable";

        }

        leaf-list lower-layer-if {
          type interface-state-ref;
          status deprecated;
          description
            "A list of references to interfaces layered underneath this
interface.";
          reference
            "RFC 2863: The Interfaces Group MIB - ifStackTable";

        }

        leaf speed {
          type yang:gauge64;
          units "bits/second";
          status deprecated;
          description
            "An estimate of the interface's current bandwidth in bits
per second.  For interfaces that do not vary in
bandwidth or for those where no accurate estimation can

be made, this node should contain the nominal bandwidth.
For interfaces that have no concept of bandwidth, this
node is not present.";
          reference
            "RFC 2863: The Interfaces Group MIB -
            	  ifSpeed, ifHighSpeed";

        }

        container statistics {
          status deprecated;
          description
            "A collection of interface-related statistics objects.";
          leaf discontinuity-time {
            type yang:date-and-time;
            mandatory true;
            status deprecated;
            description
              "The time on the most recent occasion at which any one or
more of this interface's counters suffered a
discontinuity.  If no such discontinuities have occurred
since the last re-initialization of the local management
subsystem, then this node contains the time the local
management subsystem re-initialized itself.";
          }

          leaf in-octets {
            type yang:counter64;
            status deprecated;
            description
              "The total number of octets received on the interface,
including framing characters.

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
              "RFC 2863: The Interfaces Group MIB - ifHCInOctets";

          }

          leaf in-unicast-pkts {
            type yang:counter64;
            status deprecated;
            description
              "The number of packets, delivered by this sub-layer to a
higher (sub-)layer, that were not addressed to a
multicast or broadcast address at this sub-layer.
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
              "RFC 2863: The Interfaces Group MIB - ifHCInUcastPkts";

          }

          leaf in-broadcast-pkts {
            type yang:counter64;
            status deprecated;
            description
              "The number of packets, delivered by this sub-layer to a
higher (sub-)layer, that were addressed to a broadcast
address at this sub-layer.

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
              "RFC 2863: The Interfaces Group MIB -
              	  ifHCInBroadcastPkts";

          }

          leaf in-multicast-pkts {
            type yang:counter64;
            status deprecated;
            description
              "The number of packets, delivered by this sub-layer to a
higher (sub-)layer, that were addressed to a multicast
address at this sub-layer.  For a MAC-layer protocol,
this includes both Group and Functional addresses.

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
              "RFC 2863: The Interfaces Group MIB -
              	  ifHCInMulticastPkts";

          }

          leaf in-discards {
            type yang:counter32;
            status deprecated;
            description
              "The number of inbound packets that were chosen to be
discarded even though no errors had been detected to
prevent their being deliverable to a higher-layer
protocol.  One possible reason for discarding such a
packet could be to free up buffer space.

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
              "RFC 2863: The Interfaces Group MIB - ifInDiscards";

          }

          leaf in-errors {
            type yang:counter32;
            status deprecated;
            description
              "For packet-oriented interfaces, the number of inbound
packets that contained errors preventing them from being
deliverable to a higher-layer protocol.  For character-
oriented or fixed-length interfaces, the number of
inbound transmission units that contained errors
preventing them from being deliverable to a higher-layer
protocol.

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
              "RFC 2863: The Interfaces Group MIB - ifInErrors";

          }

          leaf in-unknown-protos {
            type yang:counter32;
            status deprecated;
            description
              "For packet-oriented interfaces, the number of packets
received via the interface that were discarded because
of an unknown or unsupported protocol.  For
character-oriented or fixed-length interfaces that
support protocol multiplexing, the number of
transmission units received via the interface that were
discarded because of an unknown or unsupported protocol.
For any interface that does not support protocol
multiplexing, this counter is not present.
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
              "RFC 2863: The Interfaces Group MIB - ifInUnknownProtos";

          }

          leaf out-octets {
            type yang:counter64;
            status deprecated;
            description
              "The total number of octets transmitted out of the
interface, including framing characters.

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
              "RFC 2863: The Interfaces Group MIB - ifHCOutOctets";

          }

          leaf out-unicast-pkts {
            type yang:counter64;
            status deprecated;
            description
              "The total number of packets that higher-level protocols
requested be transmitted and that were not addressed
to a multicast or broadcast address at this sub-layer,
including those that were discarded or not sent.

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
              "RFC 2863: The Interfaces Group MIB - ifHCOutUcastPkts";

          }

          leaf out-broadcast-pkts {
            type yang:counter64;
            status deprecated;
            description
              "The total number of packets that higher-level protocols
requested be transmitted and that were addressed to a
broadcast address at this sub-layer, including those
that were discarded or not sent.

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
              "RFC 2863: The Interfaces Group MIB -
              	  ifHCOutBroadcastPkts";

          }

          leaf out-multicast-pkts {
            type yang:counter64;
            status deprecated;
            description
              "The total number of packets that higher-level protocols
requested be transmitted and that were addressed to a
multicast address at this sub-layer, including those
that were discarded or not sent.  For a MAC-layer
protocol, this includes both Group and Functional
addresses.

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
              "RFC 2863: The Interfaces Group MIB -
              	  ifHCOutMulticastPkts";

          }

          leaf out-discards {
            type yang:counter32;
            status deprecated;
            description
              "The number of outbound packets that were chosen to be
discarded even though no errors had been detected to
prevent their being transmitted.  One possible reason
for discarding such a packet could be to free up buffer
space.

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
              "RFC 2863: The Interfaces Group MIB - ifOutDiscards";

          }

          leaf out-errors {
            type yang:counter32;
            status deprecated;
            description
              "For packet-oriented interfaces, the number of outbound
packets that could not be transmitted because of errors.
For character-oriented or fixed-length interfaces, the
number of outbound transmission units that could not be
transmitted because of errors.

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
              "RFC 2863: The Interfaces Group MIB - ifOutErrors";

          }
        }  // container statistics
      }  // list interface
    }  // container interfaces-state
  }  // module ietf-interfaces

Summary

  
ietf-interfaces  
  
Organization IETF NETMOD (NETCONF Data Modeling Language) Working Group
  
Module ietf-interfaces
Version 2014-05-08
File ietf-interfaces@2014-05-08.yang
  
Prefix if
Namespace urn:ietf:params:xml:ns:yang:ietf-interfaces
  
Cooked /cookedmodules/ietf-interfaces/2014-05-08
YANG /src/ietf-interfaces@2014-05-08.yang
XSD /xsd/ietf-interfaces@2014-05-08.xsd
  
Abstract This module contains a collection of YANG definitions for managing network interfaces. Copyright (c) 2014 IETF Trust and the pe...
  
Contact
WG Web:   <http://tools.ietf.org/wg/netmod/>
WG List:  <mailto:netmod@ietf.org>

WG Chair: Thomas Nadeau
	  <mailto:tnadeau@lucidvision.com>

WG Chair: Juergen Schoenwaelder
	  <mailto:j.schoenwaelder@jacobs-university.de>

Editor:   Martin Bjorklund
	  <mailto:mbj@tail-f.com>
  
ietf-interfaces  
  
Organization IETF NETMOD (Network Modeling) Working Group
  
Module ietf-interfaces
Version 2018-02-20
File ietf-interfaces@2018-02-20.yang
  
Prefix if
Namespace urn:ietf:params:xml:ns:yang:ietf-interfaces
  
Cooked /cookedmodules/ietf-interfaces/2018-02-20
YANG /src/ietf-interfaces@2018-02-20.yang
XSD /xsd/ietf-interfaces@2018-02-20.xsd
  
Abstract This module contains a collection of YANG definitions for managing network interfaces. Copyright (c) 2018 IETF Trust and the pe...
  
Contact
WG Web:   <https://datatracker.ietf.org/wg/netmod/>
WG List:  <mailto:netmod@ietf.org>

Editor:   Martin Bjorklund
	  <mailto:mbj@tail-f.com>

Description

 
ietf-interfaces
This module contains a collection of YANG definitions for
managing network interfaces.

Copyright (c) 2014 IETF Trust and the persons identified as
authors of the code.  All rights reserved.

Redistribution and use in source and binary forms, with or
without modification, is permitted pursuant to, and subject
to the license terms contained in, the Simplified BSD License
set forth in Section 4.c of the IETF Trust's Legal Provisions
Relating to IETF Documents
(http://trustee.ietf.org/license-info).

This version of this YANG module is part of RFC 7223; see
the RFC itself for full legal notices.
 
ietf-interfaces
This module contains a collection of YANG definitions for
managing network interfaces.

Copyright (c) 2018 IETF Trust and the persons identified as
authors of the code.  All rights reserved.

Redistribution and use in source and binary forms, with or
without modification, is permitted pursuant to, and subject
to the license terms contained in, the Simplified BSD License
set forth in Section 4.c of the IETF Trust's Legal Provisions
Relating to IETF Documents
(https://trustee.ietf.org/license-info).

This version of this YANG module is part of RFC 8343; see
the RFC itself for full legal notices.

Typedefs

Typedef Base type Abstract
interface-ref leafref This type is used by data models that need to reference configured interfaces.
interface-ref leafref This type is used by data models that need to reference interfaces.
interface-state-ref leafref This type is used by data models that need to reference the operationally present interfaces.
interface-state-ref leafref This type is used by data models that need to reference the operationally present interfaces.

Objects

Type Key
Mandatory config
Optional config
Not config
Object Type Abstract
interfaces container Interface configuration parameters.
interfaces container Interface parameters.
interfaces-state container Data nodes for the operational state of interfaces.
interfaces-state container Data nodes for the operational state of interfaces.
   interface list The list of interfaces on the device. System-controlled interfaces created by the system are always present in this list, whether they are configured or not.
   interface list The list of interfaces on the device. System-controlled interfaces created by the system are always present in this list, whether or not they are configured.
      admin-status leaf The desired state of the interface. This leaf has the same read semantics as ifAdminStatus.
      admin-status leaf The desired state of the interface. This leaf has the same read semantics as ifAdminStatus.
      higher-layer-if leaf-list A list of references to interfaces layered on top of this interface.
      higher-layer-if leaf-list A list of references to interfaces layered on top of this interface.
      if-index leaf The ifIndex value for the ifEntry represented by this interface.
      if-index leaf The ifIndex value for the ifEntry represented by this interface.
      last-change leaf The time the interface entered its current operational state. If the current state was entered prior to the last re-initialization of the local network management subsystem, then this node is not present.
      last-change leaf The time the interface entered its current operational state. If the current state was entered prior to the last re-initialization of the local network management subsystem, then this node is not present.
      lower-layer-if leaf-list A list of references to interfaces layered underneath this interface.
      lower-layer-if leaf-list A list of references to interfaces layered underneath this interface.
      name leaf The name of the interface. A server implementation MAY map this leaf to the ifName MIB object. Such an implementation needs to use some mechanism to handle the differences in size and characters allowed between this leaf and ifName. The definition of s...
      name leaf The name of the interface. A server implementation MAY map this leaf to the ifName MIB object. Such an implementation needs to use some mechanism to handle the differences in size and characters allowed between this leaf and ifName. The definition of s...
      oper-status leaf The current operational state of the interface. This leaf has the same semantics as ifOperStatus.
      oper-status leaf The current operational state of the interface. This leaf has the same semantics as ifOperStatus.
      phys-address leaf The interface's address at its protocol sub-layer. For example, for an 802.x interface, this object normally contains a Media Access Control (MAC) address. The interface's media-specific modules must define the bit and byte ordering and the format of t...
      phys-address leaf The interface's address at its protocol sub-layer. For example, for an 802.x interface, this object normally contains a Media Access Control (MAC) address. The interface's media-specific modules must define the bit and byte ordering and the format of th...
      speed leaf An estimate of the interface's current bandwidth in bits per second. For interfaces that do not vary in bandwidth or for those where no accurate estimation can be made, this node should contain the nominal bandwidth. For interfaces that have no concept o...
      speed leaf An estimate of the interface's current bandwidth in bits per second. For interfaces that do not vary in bandwidth or for those where no accurate estimation can be made, this node should contain the nominal bandwidth. For interfaces that have no concept ...
      statistics container A collection of interface-related statistics objects.
      statistics container A collection of interface-related statistics objects.
         discontinuity-time leaf The time on the most recent occasion at which any one or more of this interface's counters suffered a discontinuity. If no such discontinuities have occurred since the last re-initialization of the local management subsystem, then this node contains the ...
         discontinuity-time leaf The time on the most recent occasion at which any one or more of this interface's counters suffered a discontinuity. If no such discontinuities have occurred since the last re-initialization of the local management subsystem, then this node contains the ...
         in-broadcast-pkts leaf The number of packets, delivered by this sub-layer to a higher (sub-)layer, that were addressed to a broadcast address at this sub-layer. Discontinuities in the value of this counter can occur at re-initialization of the management system, and at other t...
         in-broadcast-pkts leaf The number of packets, delivered by this sub-layer to a higher (sub-)layer, that were addressed to a broadcast address at this sub-layer. Discontinuities in the value of this counter can occur at re-initialization of the management system and at other ti...
         in-discards leaf The number of inbound packets that were chosen to be discarded even though no errors had been detected to prevent their being deliverable to a higher-layer protocol. One possible reason for discarding such a packet could be to free up buffer space. Disc...
         in-discards leaf The number of inbound packets that were chosen to be discarded even though no errors had been detected to prevent their being deliverable to a higher-layer protocol. One possible reason for discarding such a packet could be to free up buffer space. Disc...
         in-errors leaf For packet-oriented interfaces, the number of inbound packets that contained errors preventing them from being deliverable to a higher-layer protocol. For character- oriented or fixed-length interfaces, the number of inbound transmission units that conta...
         in-errors leaf For packet-oriented interfaces, the number of inbound packets that contained errors preventing them from being deliverable to a higher-layer protocol. For character- oriented or fixed-length interfaces, the number of inbound transmission units that conta...
         in-multicast-pkts leaf The number of packets, delivered by this sub-layer to a higher (sub-)layer, that were addressed to a multicast address at this sub-layer. For a MAC-layer protocol, this includes both Group and Functional addresses. Discontinuities in the value of this c...
         in-multicast-pkts leaf The number of packets, delivered by this sub-layer to a higher (sub-)layer, that were addressed to a multicast address at this sub-layer. For a MAC-layer protocol, this includes both Group and Functional addresses. Discontinuities in the value of this c...
         in-octets leaf The total number of octets received on the interface, including framing characters. 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'...
         in-octets leaf The total number of octets received on the interface, including framing characters. 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'.
         in-unicast-pkts leaf The number of packets, delivered by this sub-layer to a higher (sub-)layer, that were not addressed to a multicast or broadcast address at this sub-layer. Discontinuities in the value of this counter can occur at re-initialization of the management syste...
         in-unicast-pkts leaf The number of packets, delivered by this sub-layer to a higher (sub-)layer, that were not addressed to a multicast or broadcast address at this sub-layer. Discontinuities in the value of this counter can occur at re-initialization of the management system...
         in-unknown-protos leaf For packet-oriented interfaces, the number of packets received via the interface that were discarded because of an unknown or unsupported protocol. For character-oriented or fixed-length interfaces that support protocol multiplexing, the number of transm...
         in-unknown-protos leaf For packet-oriented interfaces, the number of packets received via the interface that were discarded because of an unknown or unsupported protocol. For character-oriented or fixed-length interfaces that support protocol multiplexing, the number of transm...
         out-broadcast-pkts leaf The total number of packets that higher-level protocols requested be transmitted, and that were addressed to a broadcast address at this sub-layer, including those that were discarded or not sent. Discontinuities in the value of this counter can occur at...
         out-broadcast-pkts leaf The total number of packets that higher-level protocols requested be transmitted and that were addressed to a broadcast address at this sub-layer, including those that were discarded or not sent. Discontinuities in the value of this counter can occur at ...
         out-discards leaf The number of outbound packets that were chosen to be discarded even though no errors had been detected to prevent their being transmitted. One possible reason for discarding such a packet could be to free up buffer space. Discontinuities in the value o...
         out-discards leaf The number of outbound packets that were chosen to be discarded even though no errors had been detected to prevent their being transmitted. One possible reason for discarding such a packet could be to free up buffer space. Discontinuities in the value o...
         out-errors leaf For packet-oriented interfaces, the number of outbound packets that could not be transmitted because of errors. For character-oriented or fixed-length interfaces, the number of outbound transmission units that could not be transmitted because of errors. ...
         out-errors leaf For packet-oriented interfaces, the number of outbound packets that could not be transmitted because of errors. For character-oriented or fixed-length interfaces, the number of outbound transmission units that could not be transmitted because of errors. ...
         out-multicast-pkts leaf The total number of packets that higher-level protocols requested be transmitted, and that were addressed to a multicast address at this sub-layer, including those that were discarded or not sent. For a MAC-layer protocol, this includes both Group and Fu...
         out-multicast-pkts leaf The total number of packets that higher-level protocols requested be transmitted and that were addressed to a multicast address at this sub-layer, including those that were discarded or not sent. For a MAC-layer protocol, this includes both Group and Fun...
         out-octets leaf The total number of octets transmitted out of the interface, including framing characters. 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 'discontinuit...
         out-octets leaf The total number of octets transmitted out of the interface, including framing characters. 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...
         out-unicast-pkts leaf The total number of packets that higher-level protocols requested be transmitted, and that were not addressed to a multicast or broadcast address at this sub-layer, including those that were discarded or not sent. Discontinuities in the value of this cou...
         out-unicast-pkts leaf The total number of packets that higher-level protocols requested be transmitted and that were not addressed to a multicast or broadcast address at this sub-layer, including those that were discarded or not sent. Discontinuities in the value of this coun...
      type leaf The type of the interface.
      type leaf The type of the interface.
   interface list The list of configured interfaces on the device. The operational state of an interface is available in the /interfaces-state/interface list. If the configuration of a system-controlled interface cannot be used by the system (e.g., the interface hardware...
   interface list The list of interfaces on the device. The status of an interface is available in this list in the operational state. If the configuration of a system-controlled interface cannot be used by the system (e.g., the interface hardware present does not match ...
      admin-status leaf The desired state of the interface. This leaf has the same read semantics as ifAdminStatus.
      description leaf A textual description of the interface. A server implementation MAY map this leaf to the ifAlias MIB object. Such an implementation needs to use some mechanism to handle the differences in size and characters allowed between this leaf and ifAlias. The ...
      description leaf A textual description of the interface. A server implementation MAY map this leaf to the ifAlias MIB object. Such an implementation needs to use some mechanism to handle the differences in size and characters allowed between this leaf and ifAlias. The ...
      enabled leaf This leaf contains the configured, desired state of the interface. Systems that implement the IF-MIB use the value of this leaf in the 'running' datastore to set IF-MIB.ifAdminStatus to 'up' or 'down' after an ifEntry has been initialized, as described i...
      enabled leaf This leaf contains the configured, desired state of the interface. Systems that implement the IF-MIB use the value of this leaf in the intended configuration to set IF-MIB.ifAdminStatus to 'up' or 'down' after an ifEntry has been initialized, as describe...
      higher-layer-if leaf-list A list of references to interfaces layered on top of this interface.
      if-index leaf The ifIndex value for the ifEntry represented by this interface.
      last-change leaf The time the interface entered its current operational state. If the current state was entered prior to the last re-initialization of the local network management subsystem, then this node is not present.
      link-up-down-trap-enable leaf Controls whether linkUp/linkDown SNMP notifications should be generated for this interface. If this node is not configured, the value 'enabled' is operationally used by the server for interfaces that do not operate on top of any other interface (i.e., th...
      link-up-down-trap-enable leaf Controls whether linkUp/linkDown SNMP notifications should be generated for this interface. If this node is not configured, the value 'enabled' is operationally used by the server for interfaces that do not operate on top of any other interface (i.e., th...
      lower-layer-if leaf-list A list of references to interfaces layered underneath this interface.
      name leaf The name of the interface. A device MAY restrict the allowed values for this leaf, possibly depending on the type of the interface. For system-controlled interfaces, this leaf is the device-specific name of the interface. The 'config false' list /interf...
      name leaf The name of the interface. A device MAY restrict the allowed values for this leaf, possibly depending on the type of the interface. For system-controlled interfaces, this leaf is the device-specific name of the interface. If a client tries to create con...
      oper-status leaf The current operational state of the interface. This leaf has the same semantics as ifOperStatus.
      phys-address leaf The interface's address at its protocol sub-layer. For example, for an 802.x interface, this object normally contains a Media Access Control (MAC) address. The interface's media-specific modules must define the bit and byte ordering and the format of th...
      speed leaf An estimate of the interface's current bandwidth in bits per second. For interfaces that do not vary in bandwidth or for those where no accurate estimation can be made, this node should contain the nominal bandwidth. For interfaces that have no concept o...
      statistics container A collection of interface-related statistics objects.
         discontinuity-time leaf The time on the most recent occasion at which any one or more of this interface's counters suffered a discontinuity. If no such discontinuities have occurred since the last re-initialization of the local management subsystem, then this node contains the ...
         in-broadcast-pkts leaf The number of packets, delivered by this sub-layer to a higher (sub-)layer, that were addressed to a broadcast address at this sub-layer. Discontinuities in the value of this counter can occur at re-initialization of the management system and at other ti...
         in-discards leaf The number of inbound packets that were chosen to be discarded even though no errors had been detected to prevent their being deliverable to a higher-layer protocol. One possible reason for discarding such a packet could be to free up buffer space. Disc...
         in-errors leaf For packet-oriented interfaces, the number of inbound packets that contained errors preventing them from being deliverable to a higher-layer protocol. For character- oriented or fixed-length interfaces, the number of inbound transmission units that conta...
         in-multicast-pkts leaf The number of packets, delivered by this sub-layer to a higher (sub-)layer, that were addressed to a multicast address at this sub-layer. For a MAC-layer protocol, this includes both Group and Functional addresses. Discontinuities in the value of this c...
         in-octets leaf The total number of octets received on the interface, including framing characters. 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'.
         in-unicast-pkts leaf The number of packets, delivered by this sub-layer to a higher (sub-)layer, that were not addressed to a multicast or broadcast address at this sub-layer. Discontinuities in the value of this counter can occur at re-initialization of the management syste...
         in-unknown-protos leaf For packet-oriented interfaces, the number of packets received via the interface that were discarded because of an unknown or unsupported protocol. For character-oriented or fixed-length interfaces that support protocol multiplexing, the number of transm...
         out-broadcast-pkts leaf The total number of packets that higher-level protocols requested be transmitted and that were addressed to a broadcast address at this sub-layer, including those that were discarded or not sent. Discontinuities in the value of this counter can occur at ...
         out-discards leaf The number of outbound packets that were chosen to be discarded even though no errors had been detected to prevent their being transmitted. One possible reason for discarding such a packet could be to free up buffer space. Discontinuities in the value o...
         out-errors leaf For packet-oriented interfaces, the number of outbound packets that could not be transmitted because of errors. For character-oriented or fixed-length interfaces, the number of outbound transmission units that could not be transmitted because of errors. ...
         out-multicast-pkts leaf The total number of packets that higher-level protocols requested be transmitted and that were addressed to a multicast address at this sub-layer, including those that were discarded or not sent. For a MAC-layer protocol, this includes both Group and Fun...
         out-octets leaf The total number of octets transmitted out of the interface, including framing characters. 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...
         out-unicast-pkts leaf The total number of packets that higher-level protocols requested be transmitted and that were not addressed to a multicast or broadcast address at this sub-layer, including those that were discarded or not sent. Discontinuities in the value of this coun...
      type leaf The type of the interface. When an interface entry is created, a server MAY initialize the type leaf with a valid value, e.g., if it is possible to derive the type from the name of the interface. If a client tries to set the type of an interface to a va...
      type leaf The type of the interface. When an interface entry is created, a server MAY initialize the type leaf with a valid value, e.g., if it is possible to derive the type from the name of the interface. If a client tries to set the type of an interface to a va...