module Cisco-IOS-XR-clns-isis-datatypes {

    yang-version 1;

    namespace
      "http://cisco.com/ns/yang/Cisco-IOS-XR-clns-isis-datatypes";

    prefix clns-isis-datatypes;

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

    organization "Cisco Systems, Inc.";

    contact
      "Cisco Systems, Inc.
Customer Service

Postal: 170 West Tasman Drive
San Jose, CA 95134

Tel: +1 800 553-NETS

E-mail: cs-yang@cisco.com";

    description
      "This module contains a collection of generally useful
derived YANG data types.

Copyright (c) 2013-2019 by Cisco Systems, Inc.
All rights reserved.";

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

    revision "2017-05-01" {
      description
        "Fixing backward compatibility error in module.";
    }

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

    semver:module-version "1.0.0";

    typedef Isis-address-family {
      type enumeration {
        enum "ipv4" {
          value 0;
          description "IPv4";
        }
        enum "ipv6" {
          value 1;
          description "IPv6";
        }
      }
      description "Isis address family";
    }

    typedef Isis-ipv6-prefix-length {
      type uint32 {
        range "0..128";
      }
      description "Isis ipv6 prefix length";
    }

    typedef Isis-packet-count-direction {
      type enumeration {
        enum "sending" {
          value 1;
          description "Packets sent";
        }
        enum "receiving" {
          value 2;
          description "Packets received";
        }
      }
      description
        "Isis packet count direction";
    }

    typedef Isis-ipv4-prefix-length {
      type uint32 {
        range "0..32";
      }
      description "Isis ipv4 prefix length";
    }

    typedef Isis-locator-name {
      type xr:Cisco-ios-xr-string {
        length "1..60";
      }
      description "Isis locator name";
    }

    typedef Isis-instance-name {
      type xr:Cisco-ios-xr-string {
        length "1..36";
      }
      description "Isis instance name";
    }

    typedef Isis-circuit {
      type enumeration {
        enum "lanlevel1" {
          value 1;
          description "Lan level 1";
        }
        enum "lanlevel2" {
          value 2;
          description "Lan level 2";
        }
        enum "p2pcircuit" {
          value 3;
          description "point to point";
        }
      }
      description "Isis circuit";
    }

    typedef Isis-internal-level {
      type enumeration {
        enum "not-set" {
          value 0;
          description "Level not set";
        }
        enum "level1" {
          value 1;
          description "Level1";
        }
        enum "level2" {
          value 2;
          description "Level2";
        }
      }
      description "Isis internal level";
    }

    typedef Isis-link-group-name {
      type xr:Cisco-ios-xr-string {
        length "1..40";
      }
      description "Isis link group name";
    }

    typedef Isis-sub-address-family {
      type enumeration {
        enum "unicast" {
          value 0;
          description "Unicast";
        }
        enum "multicast" {
          value 1;
          description "Multicast";
        }
      }
      description "Isis sub address family";
    }

    typedef Isis-topology-name {
      type xr:Cisco-ios-xr-string {
        length "1..32";
      }
      description "Isis topology name";
    }
  }  // module Cisco-IOS-XR-clns-isis-datatypes