module Cisco-IOS-XR-ipv4-dc-cfg {

    yang-version 1;

    namespace
      "http://cisco.com/ns/yang/Cisco-IOS-XR-ipv4-dc-cfg";

    prefix ipv4-dc-cfg;

    import cisco-semver {
      prefix semver;
    }
    import Cisco-IOS-XR-ifmgr-cfg {
      prefix a1;
    }

    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 YANG definitions
     for Cisco IOS-XR ipv4-dc package configuration.
     
     This YANG module augments the
       Cisco-IOS-XR-ifmgr-cfg
     module with configuration data.
     
     Copyright (c) 2013-2019 by Cisco Systems, Inc.
     All rights reserved.";

    revision "2019-05-21" {
      description "Fixing yang gaps.";
    }

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

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

    semver:module-version "1.0.0";

    typedef Opt61-sub {
      type enumeration {
        enum "ascii" {
          value 1;
          description "ascii";
        }
        enum "sn-chassis" {
          value 3;
          description "sn chassis";
        }
      }
      description "Opt61 sub";
    }

    typedef Option61 {
      type enumeration {
        enum "option61" {
          value 61;
          description "OPTION61";
        }
      }
      description "Option61";
    }

    typedef Option60 {
      type enumeration {
        enum "option60" {
          value 60;
          description "OPTION60";
        }
      }
      description "Option60";
    }

    typedef Option77 {
      type enumeration {
        enum "option77" {
          value 77;
          description "OPTION77";
        }
      }
      description "Option77";
    }

    augment /a1:interface-configurations/a1:interface-configuration {
      description
        "This augment extends the configuration data of
       'Cisco-IOS-XR-ifmgr-cfg'";
      container ipv4-dhcp-client-config {
        presence
          "Indicates a ipv4-dhcp-client-config node is configured.";
        description
          "Interface IPv4 dhcp-addres-client-options
         configuration";
        container option61-config {
          presence
            "Indicates a option61-config node is configured.";
          description "Option 61";
          leaf opt61 {
            type Option61;
            mandatory true;
            description "Option 61";
          }

          leaf subtype {
            type Opt61-sub;
            mandatory true;
            description
              "Enter Option61 SubType";
          }

          leaf ascii-string {
            type string {
              length "1..255";
            }
            description
              "Enter ascii string for opt61Subtype ascii";
          }
        }  // container option61-config

        container option60-config {
          presence
            "Indicates a option60-config node is configured.";
          description "Option 60";
          leaf opt60 {
            type Option60;
            mandatory true;
            description "Option 60";
          }

          leaf enable {
            type empty;
            mandatory true;
            description
              "Option 60 is enabled";
          }

          leaf ascii-string {
            type string {
              length "1..255";
            }
            mandatory true;
            description "Enter ascii string";
          }
        }  // container option60-config

        container option77-config {
          presence
            "Indicates a option77-config node is configured.";
          description "Option 77";
          leaf opt77 {
            type Option77;
            mandatory true;
            description "Option 77";
          }

          leaf enable {
            type empty;
            mandatory true;
            description
              "Option 77 is enabled";
          }

          leaf ascii-string {
            type string {
              length "1..255";
            }
            mandatory true;
            description "Enter ascii string";
          }
        }  // container option77-config

        leaf ipv4-dhcp-client {
          type empty;
          mandatory true;
          description
            "ipv4 address dhcp-client-options is enabled";
        }
      }  // container ipv4-dhcp-client-config
    }
  }  // module Cisco-IOS-XR-ipv4-dc-cfg