ietf-mpls-te-types.yang

module ietf-mpls-te-types {

    namespace "urn:cisco:params:xml:ns:yang:ietf-mpls-te-types";

    /* Replace with IANA when assigned */
    prefix "mtt";

    import ietf-inet-types { prefix inet; }

    organization
      "IETF MPLS Working Group";

    contact
      "Rakesh Gandhi rgandhi@cisco.com
       Tarek Saad tsaad@cisco.com
       Robert Sawaya rsawaya@cisco.com";

    description
        "This module contains a collection of generally 
         useful MPLS-TE specific
         YANG data type defintions.";

    revision 2014-11-06 {
        description
            "Initial revision.";
    }

    /* Typedefs for MPLS-TE */

    typedef bc-model-type {
        description
           "Diff-Serve TE Bandwidth Constraint model type.";
        type enumeration {
            enum rdm {
                description
                    "Russian Doll bandwidth constraint 
                    model type.";
            }
            enum mam {
                description
                    "Maximum Allocation bandwidth constraint 
                    model type.";
            }
            enum mar {
                description
                    "Maximum Allocation with Reservation 
                    bandwidth constraint model type.";
            }
        }
        default rdm;
    }

    typedef bandwidth-type {
        description "MPLS-TE tunnel bandwidth type";
        type enumeration {
            enum CT0;
            enum CT1;
            enum CT2;
            enum CT3;
            enum CT4;
            enum CT5;
            enum CT6;
            enum CT7;
        }
        default CT0;
    }

    typedef lsp-status-event-type {
        description "Tunnel LSP status event type.";
        type enumeration {
            enum bandwidth-change;
            enum insufficient-bandwidth;
            enum record-route;
            enum reroute;
            enum state;
            enum switchover;
        }
    }

    typedef bandwidth-unit-type {
        description "Bandwidth unit type.";
        type enumeration {
            enum Gbps;
            enum Mbps;
            enum Kbps;
        }
        default Kbps;
    }

    typedef backup-bandwidth-type {
        description "FRR backup tunnel bandwidth protection type.";
        type enumeration {
            enum BC0;
            enum BC1;
            enum BC2;
            enum BC3;
            enum BC4;
            enum BC5;
            enum BC6;
            enum BC7;
            enum BC-any;
        }
        default BC-any;
    }

    typedef tunnel-type {
        type enumeration {
            enum p2p {
                description
                    "MPLS-TE point-to-point tunnel type.";
            }
            enum p2mp {
                description
                    "MPLS-TE point-to-multipoint tunnel type.";
            }
        }
        default p2p;
        description
            "Possible MPLS-TE tunnel types, default is point-to-point.";
    }

    typedef hop-address-type {
        type inet:ip-address;
    }

    typedef hop-action-type {
        type enumeration {
            enum include-strict {
                description "Include strict hop.";
            }
            enum include-loose {
                description "Include loose hop.";
            }
            enum exclude {
                description "Exclude strict hop.";
            }
        }
        default "include-strict";
    }

    typedef bfd-type {
        type enumeration {
            enum classical {
                description "BFD classical session type.";
            }
            enum seamless {
                description "BFD seamless session type.";
            }
        }
        default "classical";
    }

    typedef path-metric-type {
        type enumeration {
            enum igp;
            enum te;
        }
        default igp;
        description "Path metric for CSPF.";
    }

    typedef path-tiebreaker-type {
        type enumeration {
            enum min-fill;
            enum max-fill;
            enum random;
        }
        default min-fill;
        description
            "Possible CSPF path tiebreakers for MPLS-TE tunnels.";
    }

    typedef bidir-association-type {
        type enumeration {
            enum corouted;
            enum non-corouted;
        }
        default non-corouted;
        description
            "Possible types of bidirectional tunnel association.";
    }

    typedef bfd-encap-mode-type {
        type enumeration {
            enum gal;
            enum ip;
        }
        default ip;
        description
            "Possible BFD transport modes when running over MPLS-TE
             LSPs.";
    }

    typedef affinity-action-type {
        type enumeration {
            enum include;
            enum exclude;
            enum include-strict;
            enum exclude-all;
        }
        description
            "Possible handling for affinity.";
    }

    typedef  path-computation-srlg-type {
        description "Path computation SRLG criteria.";
        type enumeration {
            enum srlg-none;
            enum srlg-strict;
            enum srlg-preferred; 
            enum srlg-weighted;
        }
    }

}