module ietf-ipv6-unicast-routing { namespace "urn:ietf:params:xml:ns:yang:ietf-ipv6-unicast-routing"; prefix "v6ur"; import ietf-routing { prefix "rt"; } import ietf-inet-types { prefix "inet"; } import ietf-interfaces { prefix "if"; } import ietf-ip { prefix "ip"; } organization "IETF NETMOD (NETCONF Data Modeling Language) Working Group"; contact "WG Web: WG List: WG Chair: David Kessens WG Chair: Juergen Schoenwaelder Editor: Ladislav Lhotka "; description "This YANG module augments the 'ietf-routing' module with basic configuration and state data for IPv6 unicast routing. Copyright (c) 2012 IETF Trust and the persons identified as authors of the code. All rights reserved. Redistribution and use in source and binary forms, with or without modification, is permitted pursuant to, and subject to the license terms contained in, the Simplified BSD License set forth in Section 4.c of the IETF Trust's Legal Provisions Relating to IETF Documents (http://trustee.ietf.org/license-info). This version of this YANG module is part of RFC XXXX; see the RFC itself for full legal notices. "; revision 2013-02-23 { description "Initial revision."; reference "RFC XXXX: A YANG Data Model for Routing Management"; } /* Groupings */ grouping route-content { description "Specific parameters of IPv6 unicast routes."; leaf dest-prefix { type inet:ipv6-prefix; description "IPv6 destination prefix."; } leaf next-hop { type inet:ipv6-address; description "IPv6 address of the next hop."; } } /* RPC Methods */ augment "/rt:active-route/rt:input/rt:destination-address" { when "rt:address-family='ipv6' and rt:safi='nlri-unicast'" { description "This augment is valid only for IPv6 unicast."; } description "The 'address' leaf augments the 'rt:destination-address' parameter of the 'rt:active-route' operation."; leaf address { type inet:ipv6-address; description "IPv6 destination address."; } } augment "/rt:active-route/rt:output/rt:route" { when "rt:address-family='ipv6' and rt:safi='nlri-unicast'" { description "This augment is valid only for IPv6 unicast."; } description "Contents of the reply to 'rt:active-route' operation."; uses route-content; } /* Data nodes */ augment "/rt:routing/rt:router/rt:interfaces/rt:interface" { when "/if:interfaces/if:interface[if:name=current()/rt:name]/" + "ip:ipv6/ip:enabled='true'" { description "This augment is only valid for router interfaces with enabled IPv6."; } description "IPv6-specific parameters of router interfaces."; container ipv6-router-advertisements { description "Parameters of IPv6 Router Advertisements."; leaf send-advertisements { type boolean; default "false"; description "A flag indicating whether or not the router sends periodic Router Advertisements and responds to Router Solicitations."; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - AdvSendAdvertisements."; } leaf max-rtr-adv-interval { type uint16 { range "4..1800"; } units "seconds"; default "600"; description "The maximum time allowed between sending unsolicited multicast Router Advertisements from the interface."; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - MaxRtrAdvInterval."; } leaf min-rtr-adv-interval { type uint16 { range "3..1350"; } units "seconds"; must ". <= 0.75 * ../max-rtr-adv-interval" { description "The value MUST NOT be greater than 75 % of 'max-rtr-adv-interval'."; } description "The minimum time allowed between sending unsolicited multicast Router Advertisements from the interface. The default value to be used operationally if this leaf is not configured is determined as follows: - if max-rtr-adv-interval >= 9 seconds, the default value is 0.33 * max-rtr-adv-interval; - otherwise it is 0.75 * max-rtr-adv-interval. "; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - MinRtrAdvInterval."; } leaf managed-flag { type boolean; default "false"; description "The boolean value to be placed in the 'Managed address configuration' flag field in the Router Advertisement."; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - AdvManagedFlag."; } leaf other-config-flag { type boolean; default "false"; description "The boolean value to be placed in the 'Other configuration' flag field in the Router Advertisement."; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - AdvOtherConfigFlag."; } leaf link-mtu { type uint32; default "0"; description "The value to be placed in MTU options sent by the router. A value of zero indicates that no MTU options are sent."; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - AdvLinkMTU."; } leaf reachable-time { type uint32 { range "0..3600000"; } units "milliseconds"; default "0"; description "The value to be placed in the Reachable Time field in the Router Advertisement messages sent by the router. The value zero means unspecified (by this router)."; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - AdvReachableTime."; } leaf retrans-timer { type uint32; units "milliseconds"; default "0"; description "The value to be placed in the Retrans Timer field in the Router Advertisement messages sent by the router. The value zero means unspecified (by this router)."; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - AdvRetransTimer."; } leaf cur-hop-limit { type uint8; default "64"; description "The default value to be placed in the Cur Hop Limit field in the Router Advertisement messages sent by the router. The value should be set to the current diameter of the Internet. The value zero means unspecified (by this router). The default SHOULD be set to the value specified in IANA Assigned Numbers that was in effect at the time of implementation. "; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - AdvCurHopLimit. IANA: IP Parameters, http://www.iana.org/assignments/ip-parameters "; } leaf default-lifetime { type uint16 { range "0..9000"; } units "seconds"; description "The value to be placed in the Router Lifetime field of Router Advertisements sent from the interface, in seconds. MUST be either zero or between max-rtr-adv-interval and 9000 seconds. A value of zero indicates that the router is not to be used as a default router. These limits may be overridden by specific documents that describe how IPv6 operates over different link layers. If this parameter is not configured, a value of 3 * max-rtr-adv-interval SHOULD be used. "; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - AdvDefaultLifeTime."; } container prefix-list { description "A list of prefixes to be placed in Prefix Information options in Router Advertisement messages sent from the interface. By default, all prefixes that the router advertises via routing protocols as being on-link for the interface from which the advertisement is sent. Prefixes that do not have their entries in the child 'prefix' list are advertised with the default values of all parameters. The link-local prefix SHOULD NOT be included in the list of advertised prefixes. "; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - AdvPrefixList."; list prefix { key "prefix-spec"; description "Advertised prefix entry."; leaf prefix-spec { type inet:ipv6-prefix; description "IPv6 address prefix."; } choice control-adv-prefixes { default "advertise"; description "The prefix either may be explicitly removed from the set of advertised prefixes, or parameters with which it is advertised may be specified (default case)."; leaf no-advertise { type empty; description "The prefix will not be advertised. This can be used for removing the prefix from the default set of advertised prefixes. "; } case advertise { leaf valid-lifetime { type uint32; units "seconds"; default "2592000"; description "The value to be placed in the Valid Lifetime in the Prefix Information option, in seconds. The designated value of all 1's (0xffffffff) represents infinity. "; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - AdvValidLifetime."; } leaf on-link-flag { type boolean; default "true"; description "The value to be placed in the on-link flag ('L-bit') field in the Prefix Information option."; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - AdvOnLinkFlag."; } leaf preferred-lifetime { type uint32; units "seconds"; must ". <= ../valid-lifetime" { description "This value MUST NOT be greater than valid-lifetime."; } default "604800"; description "The value to be placed in the Preferred Lifetime in the Prefix Information option, in seconds. The designated value of all 1's (0xffffffff) represents infinity. "; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - AdvPreferredLifetime."; } leaf autonomous-flag { type boolean; default "true"; description "The value to be placed in the Autonomous Flag field in the Prefix Information option."; reference "RFC 4861: Neighbor Discovery for IP version 6 (IPv6) - AdvAutonomousFlag."; } } } } } } } augment "/rt:routing/rt:router/rt:routing-protocols/" + "rt:routing-protocol/rt:static-routes" { description "This augment defines the configuration of the 'static' pseudo-protocol with data specific for IPv6 unicast."; container ipv6 { description "Configuration of a 'static' pseudo-protocol instance consists of a list of routes."; list route { key "id"; ordered-by "user"; description "A user-ordered list of static routes."; leaf id { type uint32 { range "1..max"; } description "Numeric identifier of the route. It is not required that the routes be sorted by their 'id'. "; } leaf description { type string; description "Textual description of the route."; } uses rt:route-content; uses route-content { refine "dest-prefix" { mandatory "true"; } } } } } augment "/rt:routing/rt:routing-tables/rt:routing-table/rt:routes/" + "rt:route" { when "../../rt:address-family = 'ipv6' and ../../rt:safi = " + "'nlri-unicast'" { description "This augment is valid only for IPv6 unicast."; } description "This augment defines the content of IPv6 unicast routes."; uses route-content; } }