submodule Cisco-IOS-XR-infra-xtc-agent-oper-sub3 {

    yang-version 1;

    belongs-to
      Cisco-IOS-XR-infra-xtc-agent-oper {
        prefix
          Cisco-IOS-XR-infra-xtc-agent-oper;
    }

    import ietf-inet-types {
      prefix inet;
    }
    import cisco-semver {
      prefix semver;
    }

    include Cisco-IOS-XR-infra-xtc-agent-oper-sub1 {
      revision-date "2021-05-21";
    }

    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 submodule contains a collection of YANG definitions
     for Cisco IOS-XR infra-xtc-agent package operational data.
     
     Copyright (c) 2013-2021 by Cisco Systems, Inc.
     All rights reserved.";

    revision "2021-05-21" {
      description
        "Added path invalidation drop flag in policy bag.
       2021-04-22
         Added TE metric field for Flex-algo ASLA.
       2021-02-18
         Remove deprecated performance-measurement oper bag and renamed pm config field name in xtc_pm_lsp_info. Added performance-measurement config data bag in lsp bag.
       2021-02-08
         Added performance-measurement config data bag in lsp bag.
       2020-12-13
         Added performance-measurement liveness-detection oper schema.
       2020-10-27
         Added A flag set field in show command to support A flag sent from PM side
       2020-09-16
         Adding operational nodes for new features path invalidation drop protected and unprotected path
       2020-09-04
         Modified the Extended-Affinities and ASLA-Extended-Affinities to be list instead of a leaf-list
       2020-05-12
         Add SRv6TE policy operational data
       2020-05-05
         changes related to treat SRv6 and SID as well-known when parsing XML for yang";
    }

    revision "2020-01-16" {
      description
        "Removed event buffer from SR-TE policy model. Implement new statistic info for policy performance-measurement session. Added support for per-flow policy output. Added additional filter for policy type i.e. per-flow and per-destination.";
    }

    revision "2019-09-09" {
      description
        "PCE/SRTE topology should display P-flag set for OSPF prefix-SID with explicit-null";
    }

    revision "2019-05-01" {
      description
        "Added operational models for interface database.";
    }

    revision "2019-04-15" {
      description
        "Hierarchical changes to policy forwarding model to organize the paths under the proper segment lists and LSPs.";
    }

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

    revision "2018-11-28" {
      description
        "Various modifications to policy-related models for better compatibility with the IETF policy draft.";
    }

    revision "2017-09-11" {
      description "Initial version";
    }

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

    semver:module-version "4.0.0";
    semver:module-version "3.0.0";
    semver:module-version "2.0.0";
    semver:module-version "1.0.0";

    typedef Tcp-auth {
      type enumeration {
        enum "tcp-authentication-none" {
          value 0;
          description
            "TCP Authentication None";
        }
        enum "tcp-authentication-keychain" {
          value 1;
          description "TCP EA Keychain";
        }
        enum
          "tcp-authentication-password-clear" {
          value 2;
          description "MD5 password clear";
        }
        enum
          "tcp-authentication-password-encrypted" {
          value 3;
          description
            "MD5 password encrypted";
        }
        enum "tcp-authentication-option" {
          value 4;
          description
            "TCP Authentication Option";
        }
      }
      description "TCP authentication type";
    }
  }  // submodule Cisco-IOS-XR-infra-xtc-agent-oper-sub3