module Cisco-IOS-XR-um-mibs-ifmib-cfg {

    yang-version 1;

    namespace
      "http://cisco.com/ns/yang/Cisco-IOS-XR-um-mibs-ifmib-cfg";

    prefix um-mibs-ifmib-cfg;

    import Cisco-IOS-XR-types {
      prefix xr;
    }
    import Cisco-IOS-XR-um-snmp-server-cfg {
      prefix a1;
    }
    import tailf-common {
      prefix tailf;
    }
    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 YANG definitions
     for Cisco IOS-XR mibs-ifmib package configuration.
     
     This YANG module augments the
     modules with configuration data.
     
     Copyright (c) 2021 by Cisco Systems, Inc.
     All rights reserved.";

    revision "2021-02-25" {
      description "Initial release";
    }

    semver:module-version "1.0.0";

    augment /a1:snmp-server-mibs {
      container ifindex {
        description
          "Enable ifindex persistence";
        container persist {
          presence
            "Indicates a persist node is configured.";
          description
            "Persist interface indices";
        }  // container persist
      }  // container ifindex

      container interfaces {
        description
          "Enter the SNMP interface configuration commands";
        list interface {
          key "interface-name";
          description
            "Interface to configure";
          leaf interface-name {
            type xr:Interface-name;
            description
              "Interface to configure";
          }

          container notification {
            description
              "Allow an SNMP notification type";
            container linkupdown {
              description
                "SNMP linkUp and linkDown notifications";
              container enable {
                tailf:dependency "../../../interface-name";
                when
                  "../../../interface-name[contains(text(),'.')] or ../../../interface-name[starts-with(text(),'Serial')] or ../../../interface-name[starts-with(text(),'ATM')] or ../../../interface-name[starts-with(text(),'IMA')]";
                presence
                  "Indicates a enable node is configured.";
                description
                  "Disable linkUp and linkDown notification";
              }  // container enable

              container disable {
                tailf:dependency "../../../interface-name";
                when
                  "../../../interface-name[not(contains(text(),'.'))] and ../../../interface-name[not(starts-with(text(),'Serial'))] and ../../../interface-name[not(starts-with(text(),'ATM'))] and ../../../interface-name[not(starts-with(text(),'IMA'))]";
                presence
                  "Indicates a disable node is configured.";
                description
                  "Disable linkUp and linkDown notification";
              }  // container disable
            }  // container linkupdown
          }  // container notification

          container index {
            description
              "Configure ifIndex attributes";
            container persistence {
              presence
                "Indicates a persistence node is configured.";
              description
                "Persistency across system reloads";
            }  // container persistence
          }  // container index
        }  // list interface

        container subsets {
          description
            "Add configuration for an interface subset";
          list subset {
            must "notification/linkupdown";
            key "subset-number";
            description
              "Add configuration for an interface subset";
            leaf subset-number {
              type uint32 {
                range "1..255";
              }
              description
                "Add configuration for an interface subset";
            }

            leaf regular-expression {
              type xr:Cisco-ios-xr-string {
                length "1..130";
              }
              mandatory true;
              description
                "Interfaces matching regular expression";
            }

            container notification {
              description
                "Allow an SNMP notification type";
              container linkupdown {
                presence
                  "Indicates a linkupdown node is configured.";
                description
                  "SNMP linkUp and linkDown notifications";
                container disable {
                  presence
                    "Indicates a disable node is configured.";
                  description
                    "Disable linkUp and linkDown notification";
                }  // container disable
              }  // container linkupdown
            }  // container notification
          }  // list subset
        }  // container subsets
      }  // container interfaces

      container trap {
        description
          "MIB trap configurations";
        container link {
          description
            "Link up/down trap configuration";
          container ietf {
            presence
              "Indicates a ietf node is configured.";
            description
              "Set the varbind of linkupdown trap to the RFC specified varbinds (default cisco)";
          }  // container ietf
        }  // container link
      }  // container trap

      container ifmib {
        description
          "IF-MIB configuration commands";
        container ifalias {
          description
            "Modify parameters for ifAlias object";
          container long {
            presence
              "Indicates a long node is configured.";
            description
              "Enable support for ifAlias values longer than 64 characters";
          }  // container long
        }  // container ifalias

        container stats {
          description
            "Modify IF-MIB statistics parameters";
          container cache {
            presence
              "Indicates a cache node is configured.";
            description
              "Get cached interface statistics";
          }  // container cache
        }  // container stats

        container ipsubscriber {
          presence
            "Indicates a ipsubscriber node is configured.";
          description
            "Enable ipsubscriber interfaces in IFMIB";
        }  // container ipsubscriber

        container internal {
          description
            "IFMIB internal lookahead cache";
          container cache {
            description "Cached data";
            leaf max-duration {
              type uint32 {
                range "0..60";
              }
              description
                "Change the max duration";
            }
          }  // container cache
        }  // container internal
      }  // container ifmib
    }
  }  // module Cisco-IOS-XR-um-mibs-ifmib-cfg