module Cisco-IOS-XR-subscriber-ipsub-cfg {

    yang-version 1;

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

    prefix subscriber-ipsub-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 subscriber-ipsub 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 "2019-10-31" {
      description "Added mandatory nodes.";
    }

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

    revision "2017-09-07" {
      description
        "Fixed type translation error.";
    }

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

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

    augment /a1:interface-configurations/a1:interface-configuration {
      description
        "This augment extends the configuration data of
       'Cisco-IOS-XR-ifmgr-cfg'";
      container subscriber {
        description
          "Subscribers on interface";
        container ip-subscriber {
          description
            "IP subscribers on interface";
          container ipv4 {
            description "IPv4 subscriber";
            container l2-connected {
              description
                "L2 connected IPv4 subscriber";
              container initiator {
                description
                  "Configure IP subscriber initiator";
                container unclassified-source-fsol {
                  presence
                    "Indicates a unclassified-source-fsol node is configured.";
                  description
                    "Configure IP subscriber unclassified source
                   initiator";
                  leaf enable {
                    type empty;
                    mandatory true;
                    description
                      "Enable unclassified source";
                  }

                  leaf address-unique {
                    type boolean;
                    mandatory true;
                    description
                      "Check for subscriber IP uniqueness during
                     first sign of life";
                  }
                }  // container unclassified-source-fsol

                leaf dhcp {
                  type empty;
                  description
                    "Configure IP subscriber DHCP initiator";
                }
              }  // container initiator
            }  // container l2-connected

            container routed {
              description
                "Routed IPv4 subscriber";
              container initiator {
                description
                  "Configure IP subscriber initiator";
                leaf unclassified-ip {
                  type empty;
                  description
                    "Configure IPv4 subscriber unclassified
                   source initiator";
                }

                leaf dhcp {
                  type empty;
                  description
                    "Configure IPv4 subscriber DHCP initiator";
                }

                leaf dhcp-snoop {
                  type empty;
                  description
                    "Configure IPv4 subscriber DHCP Snoop
                   initiator";
                }
              }  // container initiator
            }  // container routed
          }  // container ipv4

          container session-limit {
            description
              "IP subscriber session limit";
            container total {
              description
                "Session limit for all sources";
              leaf per-vlan {
                type uint32;
                default "0";
                description
                  "Configure per-vlan session limit for all
                 sources";
              }
            }  // container total

            container unclassified-source {
              description
                "Session limit for unclassified sources";
              leaf per-vlan {
                type uint32;
                default "0";
                description
                  "Configure per-vlan session limit for
                 unclassified sources";
              }
            }  // container unclassified-source
          }  // container session-limit

          container ipv6 {
            description "IPv6 subscriber";
            container l2-connected {
              description
                "L2 connected IPv6 subscriber";
              container initiator {
                description
                  "Configure IPv6 subscriber initiator";
                container unclassified-source-fsol {
                  presence
                    "Indicates a unclassified-source-fsol node is configured.";
                  description
                    "Configure IP subscriber unclassified source
                   initiator";
                  leaf enable {
                    type empty;
                    mandatory true;
                    description
                      "Enable unclassified source";
                  }

                  leaf address-unique {
                    type boolean;
                    mandatory true;
                    description
                      "Check for subscriber IP uniqueness during
                     first sign of life";
                  }
                }  // container unclassified-source-fsol

                leaf dhcp {
                  type empty;
                  description
                    "Configure IPv6 subscriber DHCP initiator";
                }
              }  // container initiator
            }  // container l2-connected

            container routed {
              description
                "Routed IPv6 subscriber";
              container initiator {
                description
                  "Configure IP subscriber initiator";
                leaf unclassified-ip {
                  type uint32 {
                    range "1..128";
                  }
                  default "128";
                  description
                    "Configure unclassified packets as
                   first-sign-of-life for IPv6 subscriber";
                }

                leaf dhcp {
                  type uint32 {
                    range "1..128";
                  }
                  default "128";
                  description
                    "Configure IPv6 subscriber DHCP initiator";
                }

                leaf dhcp-snoop {
                  type uint32 {
                    range "1..128";
                  }
                  default "128";
                  description
                    "Configure IPv6 subscriber DHCP Snoop
                   initiator";
                }
              }  // container initiator
            }  // container routed
          }  // container ipv6

          leaf subscriber-templates {
            type uint32 {
              range "1..10";
            }
            default "10";
            description
              "Enable subscriber templates on this access
             interface";
          }

          leaf interface {
            type empty;
            description
              "Enable IP Static subscriber";
          }
        }  // container ip-subscriber
      }  // container subscriber
    }
  }  // module Cisco-IOS-XR-subscriber-ipsub-cfg