submodule Cisco-IOS-XR-ipv4-smiap-oper-sub1 {

    yang-version 1;

    belongs-to
      Cisco-IOS-XR-ipv4-smiap-oper {
        prefix
          Cisco-IOS-XR-ipv4-smiap-oper;
    }

    import ietf-inet-types {
      prefix inet;
    }
    import ietf-yang-types {
      prefix yang;
    }
    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 submodule contains a collection of YANG definitions
     for Cisco IOS-XR ipv4-smiap package operational data.
     
     Copyright (c) 2013-2019 by Cisco Systems, Inc.
     All rights reserved.";

    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 Smiap-address-family {
      type enumeration {
        enum "ipv4" {
          value 2;
          description "IPv4 Address family";
        }
        enum "ipv6" {
          value 26;
          description "IPv6 Address family";
        }
      }
      description "SMIAP Address family";
    }

    grouping SMIAP-ACT-INTERFACE {
      description
        "Active interface information";
      leaf interface-name {
        type string;
        description "Active Interface name";
      }

      leaf mac-address {
        type yang:mac-address;
        description
          "MAC address pf the active interface";
      }
    }  // grouping SMIAP-ACT-INTERFACE

    grouping SMIAP-IPV6-ADDR {
      description "SMIAP IPv6 Address";
      leaf address {
        type inet:ipv6-address;
        description "IPv6 Address";
      }

      leaf prefix-length {
        type uint32;
        description "IPv6 Prefix Lenghth";
      }
    }  // grouping SMIAP-IPV6-ADDR

    grouping SMIAP-IPV4-ADDR {
      description "SMIAP IPv4 Address";
      leaf address {
        type inet:ipv4-address;
        description "IPv4 Address";
      }

      leaf prefix-length {
        type uint32;
        description "IPv4 Prefix Length";
      }
    }  // grouping SMIAP-IPV4-ADDR

    grouping SMIAP-VIRTUAL-IP-UNION {
      description
        "Union of IPV4 and IPV6 address types";
      container ipv4-address {
        when "../address-family = 'ipv4'" {
          description
            "../AddressFamily = 'IPV4'";
        }
        description "IPv4 Address";
        uses SMIAP-IPV4-ADDR;
      }  // container ipv4-address

      container ipv6-address {
        when "../address-family = 'ipv6'" {
          description
            "../AddressFamily = 'IPV6'";
        }
        description "IPv6 Address";
        uses SMIAP-IPV6-ADDR;
      }  // container ipv6-address

      leaf address-family {
        type Smiap-address-family;
        description "AddressFamily";
      }
    }  // grouping SMIAP-VIRTUAL-IP-UNION

    grouping SMIAP-VRF-ENTRY {
      description "SMIAP VRF Database entry";
      container virtual-ip {
        description "Virtual IP";
        uses SMIAP-VIRTUAL-IP-UNION;
      }  // container virtual-ip

      container active-interface {
        description "Active Interface";
        uses SMIAP-ACT-INTERFACE;
      }  // container active-interface

      leaf vrf-name-xr {
        type string;
        description "VRF Name";
      }
    }  // grouping SMIAP-VRF-ENTRY
  }  // submodule Cisco-IOS-XR-ipv4-smiap-oper-sub1