module ietf-isis { namespace "urn:ietf:params:xml:ns:yang:ietf-isis"; prefix isis; import ietf-routing { prefix "rt"; } import ietf-inet-types { prefix inet; } import ietf-yang-types { prefix yang; } import ietf-interfaces { prefix "if"; } import ietf-key-chain { prefix "key-chain"; } import ietf-routing-types { prefix "rt-types"; } import iana-routing-types { prefix "iana-rt-types"; } organization "IETF ISIS Working Group"; contact "WG List: <mailto:isis-wg@ietf.org> Editor: Stephane Litkowski <mailto:stephane.litkowski@orange.com> Derek Yeung <mailto:derek@arrcus.com> Acee Lindem <mailto:acee@cisco.com> Jeffrey Zhang <mailto:zzhang@juniper.net> Ladislav Lhotka <mailto:llhotka@nic.cz> Yi Yang <mailto:yiya@cisco.com> Dean Bogdanovic <mailto:deanb@juniper.net> Kiran Agrahara Sreenivasa <mailto:kkoushik@brocade.com> Yingzhen Qu <mailto:yiqu@cisco.com> Jeff Tantsura <mailto:jefftant.ietf@gmail.com> "; description "The YANG module defines a generic configuration model for ISIS common across all of the vendor implementations."; revision 2017-11-20 { description "Initial revision."; reference "RFC XXXX"; } /* Identities */ identity isis { base rt:routing-protocol; description "Identity for the ISIS routing protocol."; } identity isis-adjacency-change { description "Identity for the ISIS routing protocol adjacency state."; } identity clear-isis-database { description "Identity for the ISIS routing protocol database reset action."; } identity clear-isis-adjacency { description "Identity for the ISIS routing protocol adjacency reset action."; } identity lsp-log-reason { description "Base identity for an LSP change log reason."; } identity refresh { base lsp-log-reason; description "Identity used when the LSP log reason is a refresh LSP received."; } identity content-change { base lsp-log-reason; description "Identity used when the LSP log reason is a change in the content of the LSP."; } /* Feature definitions */ feature ietf-spf-delay { description "Support of IETF SPF delay algorithm."; } feature bfd { description "Support of BFD for IS-IS links."; } feature key-chain { description "Support of keychain for authentication."; } feature segment-routing { description "Support of segment-routing."; } feature node-flag { description "Support of node-flag advertisement as prefix attribute"; } feature node-tag { description "Support of node tag."; } feature ldp-igp-sync { description "Support of RFC5443."; } feature fast-reroute { description "Support of IPFRR."; } feature nsr { description "Support of Non Stop Routing."; } feature lfa { description "Support of Loop Free Alternates."; } feature remote-lfa { description "Support of remote Loop Free Alternates."; } feature overload-max-metric { description "Support of overload by setting all links to max metric."; } feature prefix-tag { description "Add 32bit tag to prefixes"; } feature prefix-tag64 { description "Add 64bit tag to prefixes"; } feature auto-cost { description "Use an automated assignment of metrics."; } feature ipv4-router-id { description "Support of IPv4 router ID configuration under ISIS."; } feature ipv6-router-id { description "Support of IPv6 router ID configuration under ISIS."; } feature multi-topology { description "Multitopology routing support."; } feature nlpid-control { description "This feature controls the advertisement of support NLPID within ISIS configuration."; } feature graceful-restart { description "Graceful restart support as per RFC5306."; } feature lsp-refresh { description "Configuration of LSP refresh interval."; } feature maximum-area-addresses { description "Support of maximum-area-addresses config."; } feature admin-control { description "Control administrative state of ISIS."; } /* Type definitions */ typedef instance-state-ref { type leafref { path "/rt:routing-state/" +"rt:control-plane-protocols/rt:control-plane-protocol/" +"rt:name"; } description "This type is used for leaves that reference state data of an ISIS protocol instance."; } typedef circuit-id { type uint8; description "This type defines the circuit ID associated with an interface."; } typedef extended-circuit-id { type uint32; description "This type defines the extended circuit ID associated with an interface."; } typedef interface-type { type enumeration { enum broadcast { description "Broadcast interface type."; } enum point-to-point { description "Point to point interface type."; } } description "This type defines the type of adjacency to be established on the interface. This is affecting the type of hello message that would be used."; } typedef level { type enumeration { enum "level-1" { description "This enum describes L1 only capability."; } enum "level-2" { description "This enum describes L2 only capability."; } enum "level-all" { description "This enum describes both levels capability."; } } default "level-all"; description "This type defines ISIS level of an object."; } typedef adj-state-type { type enumeration { enum "Up" { description "This state describes that adjacency is established."; } enum "Down" { description "This state describes that adjacency is NOT established."; } enum "Init" { description "This state describes that adjacency is establishing."; } enum "Failed" { description "This state describes that adjacency is failed."; } } description "This type defines states of an adjacency"; } typedef if-state-type { type enumeration { enum "Up" { description "Up state."; } enum "Down" { description "Down state"; } } description "This type defines states of an interface"; } typedef level-number { type uint8 { range "1 .. 2"; } description "This type defines a current ISIS level."; } typedef lsp-id { type string { pattern '[0-9A-Fa-f]{4}\.[0-9A-Fa-f]{4}\.[0-9A-Fa-f]' +'{4}\.[0-9][0-9]-[0-9][0-9]'; } description "This type defines ISIS LSP ID using pattern, system id looks like : 0143.0438.AeF0.02-01"; } typedef area-address { type string { pattern '[0-9A-Fa-f]{2}\.([0-9A-Fa-f]{4}\.){0,3}'; } description "This type defines the area address format."; } typedef snpa { type string { length "0 .. 20"; } description "This type defines Subnetwork Point of Attachement format."; } typedef system-id { type string { pattern '[0-9A-Fa-f]{4}\.[0-9A-Fa-f]{4}\.[0-9A-Fa-f]{4}'; } description "This type defines ISIS system id using pattern, system id looks like : 0143.0438.AeF0"; } typedef wide-metric { type uint32 { range "0 .. 16777215"; } description "This type defines wide style format of ISIS metric."; } typedef std-metric { type uint8 { range "0 .. 63"; } description "This type defines old style format of ISIS metric."; } typedef mesh-group-state { type enumeration { enum "meshInactive" { description "Interface is not part of a mesh group."; } enum "meshSet" { description "Interface is part of a mesh group."; } enum "meshBlocked" { description "LSPs must not be flooded over that interface."; } } description "This type describes meshgroup state of an interface"; } /* Grouping definitions for configuration and ops state */ grouping adjacency-state { container adjacencies { config false; list adjacency { leaf neighbor-systype { type level; description "Type of neighboring system"; } leaf neighbor-sysid { type system-id; description "The system-id of the neighbor"; } leaf neighbor-extended-circuit-id { type extended-circuit-id; description "Circuit ID of the neighbor"; } leaf neighbor-snpa { type snpa; description "SNPA of the neighbor"; } leaf usage { type level; description "How is the adjacency used ? On a p2p link this might be level 1 and 2, but on a LAN, the usage will be level 1 between peers at L1 or level 2 between peers at L2."; } leaf hold-timer { type rt-types:timer-value-seconds16; units seconds; description "The holding time in seconds for this adjacency. This value is based on received hello PDUs and the elapsed time since receipt."; } leaf neighbor-priority { type uint8 { range "0 .. 127"; } description "Priority of the neighboring IS for becoming the DIS."; } leaf lastuptime { type yang:timestamp; description "When the adjacency most recently entered state 'up', measured in hundredths of a second since the last reinitialization of the network management subsystem. The value is 0 if the adjacency has never been in state 'up'."; } leaf state { type adj-state-type; description "This leaf describes the state of the interface."; } description "List of operational adjacencies."; } description "This container lists the adjacencies of the local node."; } description "Adjacency state"; } grouping fast-reroute-global-state { container protected-routes { config false; list af-stats { key "af prefix alternate"; leaf af { type iana-rt-types:address-family; description "Address-family"; } leaf prefix { type string; description "Protected prefix."; } leaf alternate { type string; description "Alternate nexthop for the prefix."; } leaf alternate-type { type enumeration { enum equalcost { description "ECMP alternate."; } enum lfa { description "LFA alternate."; } enum remote-lfa { description "Remote LFA alternate."; } enum tunnel { description "Tunnel based alternate (like RSVP-TE or GRE)."; } enum ti-lfa { description "TI LFA alternate."; } enum mrt { description "MRT alternate."; } enum other { description "Unknown alternate type."; } } description "Type of alternate."; } leaf best { type boolean; description "describes if the alternate is the best one."; } leaf non-best-reason { type string; description "Information field to describe why the alternate is not best."; } leaf protection-available { type bits { bit nodeprotect { position 0; description "Node protection available."; } bit linkprotect { position 1; description "Link protection available."; } bit srlgprotect { position 2; description "SRLG protection available."; } bit downstreamprotect { position 3; description "Downstream protection available."; } bit other { position 4; description "Other protection available."; } } description "Describes protection provided by the alternate."; } leaf alternate-metric1 { type uint32; description "Metric from PLR to destination through the alternate path."; } leaf alternate-metric2 { type uint32; description "Metric from PLR to the alternate node"; } leaf alternate-metric3 { type uint32; description "Metric from alternate node to the destination"; } description "Per AF statistics."; } description "List of prefixes that are protected."; } container nonprotected-routes { config false; list af-stats { key "af prefix"; leaf af { type iana-rt-types:address-family; description "Address-family"; } leaf prefix { type string; description "Protected prefix."; } description "Per AF statistics."; } description "List of prefixes that are not protected."; } list protection-statistics { key frr-protection-method; config false; leaf frr-protection-method { type string; description "Protection method used."; } list af-stats { key af; leaf af { type iana-rt-types:address-family; description "Address-family"; } leaf total-routes { type uint32; description "Total prefixes."; } leaf unprotected-routes { type uint32; description "Total of prefixes who are not protected."; } leaf protected-routes { type uint32; description "Total of prefixes who are protected."; } leaf linkprotected-routes { type uint32; description "Total of prefixes who are link protected."; } leaf nodeprotected-routes { type uint32; description "Total of prefixes who are node protected."; } description "Per AF statistics."; } description "Global protection statistics."; } description "IPFRR states."; } grouping notification-instance-hdr { description "This group describes common instance specific data for notifications."; leaf routing-instance { type string; description "Describes the name of the routing-instance instance."; } leaf routing-protocol-name { type string; description "Describes the name of the ISIS instance."; } leaf isis-level { type level; description "Describes the ISIS level of the instance."; } } grouping notification-interface-hdr { description "This group describes common interface specific data for notifications."; leaf interface-name { type string; description "Describes the name of the ISIS interface."; } leaf interface-level { type level; description "Describes the ISIS level of the interface."; } leaf extended-circuit-id { type extended-circuit-id; description "Describes the extended circuit-id of the interface."; } } grouping route-content { description "This group add isis-specific route properties."; leaf metric { type uint32; description "This leaf describes ISIS metric of a route."; } leaf-list tag { type uint64; description "This leaf describes list of tags associated with the route. The leaf describes both 32bits and 64bits tags."; } leaf route-type { type enumeration { enum l2-up-internal { description "Level 2 internal route and not leaked to a lower level"; } enum l1-up-internal { description "Level 1 internal route and not leaked to a lower level"; } enum l2-up-external { description "Level 2 external route and not leaked to a lower level"; } enum l1-up-external { description "Level 1 external route and not leaked to a lower level"; } enum l2-down-internal { description "Level 2 internal route and leaked to a lower level"; } enum l1-down-internal { description "Level 1 internal route and leaked to a lower level"; } enum l2-down-external { description "Level 2 external route and leaked to a lower level"; } enum l1-down-external { description "Level 1 external route and leaked to a lower level"; } } description "This leaf describes the type of ISIS route."; } } grouping admin-control { leaf enable { if-feature admin-control; type boolean; default true; description "Control the administrative state."; } description "Grouping for admin control."; } grouping fast-reroute-global-cfg { description "This group defines global configuration of IPFRR."; container lfa { if-feature lfa; description "This container may be augmented with global parameters for LFA. Creating the container has no effect on LFA activation."; } } grouping fast-reroute-if-cfg { description "This group defines interface configuration of IPFRR."; container lfa { if-feature lfa; uses lfa-if-cfg; container level-1 { uses lfa-if-cfg; description "LFA level 1 config"; } container level-2 { uses lfa-if-cfg; description "LFA level 2 config"; } description "LFA config"; } } grouping ietf-spf-delay-cfg { leaf initial-delay { type rt-types:timer-value-milliseconds; units msec; description "Delay used while in QUIET state."; } leaf short-delay { type rt-types:timer-value-milliseconds; units msec; description "Delay used while in SHORT_WAIT state."; } leaf long-delay { type rt-types:timer-value-milliseconds; units msec; description "Delay used while in LONG_WAIT state."; } leaf hold-down { type rt-types:timer-value-milliseconds; units msec; description "Timer used to consider an IGP stability period."; } leaf time-to-learn { type rt-types:timer-value-milliseconds; units msec; description "Duration used to learn all the IGP events related to a single component failure."; } description "Grouping for IETF SPF delay configuration."; } grouping ietf-spf-delay-state { leaf current-state { type enumeration { enum "QUIET" { description "QUIET state"; } enum "SHORT_WAIT" { description "SHORT_WAIT state"; } enum "LONG_WAIT" { description "LONG_WAIT state"; } } config false; description "Current state of the algorithm."; } leaf remaining-time-to-learn { type rt-types:timer-value-milliseconds; units "msec"; config false; description "Remaining time until time-to-learn timer fires."; } leaf remaining-hold-down { type rt-types:timer-value-milliseconds; units "msec"; config false; description "Remaining time until hold-down timer fires."; } leaf last-event-received { type yang:timestamp; config false; description "Time of last IGP event received"; } leaf next-spf-time { type yang:timestamp; config false; description "Time when next SPF has been scheduled."; } leaf last-spf-time { type yang:timestamp; config false; description "Time of last SPF computation."; } description "Grouping for IETF SPF delay operational states."; } grouping local-rib { description "Local-rib grouping."; container local-rib { config false; description "Local-rib."; list route { key "prefix"; description "Routes"; leaf prefix { type inet:ip-prefix; description "Destination prefix."; } container next-hops { description "All next hops for the route."; list next-hop { key "next-hop"; description "List of next hop for the route"; leaf outgoing-interface { type if:interface-ref; description "Name of the outgoing interface."; } leaf next-hop { type inet:ip-address; description "Nexthop address."; } } } leaf metric { type uint32; description "Metric for this route."; } leaf level { type level-number; description "Level number for this route."; } leaf route-tag { type uint32; description "Route tag for this route."; } } } } grouping isis-node-tag-cfg { description "ISIS node tag config."; container node-tags { if-feature node-tag; list node-tag { key tag; leaf tag { type uint32; description "Node tag value."; } description "List of tags."; } description "Container for node tags."; } } grouping authentication-global-cfg { choice authentication-type { case key-chain { if-feature key-chain; leaf key-chain { type key-chain:key-chain-ref; description "Reference to a key-chain."; } } case password { leaf key { type string; description "This leaf describes the authentication key."; } leaf crypto-algorithm { type identityref { base key-chain:crypto-algorithm; } description "Cryptographic algorithm associated with key."; } } description "Choice of authentication."; } description "Grouping for global auth config."; } grouping metric-type-global-cfg { leaf value { type enumeration { enum wide-only { description "Advertise new metric style only (RFC5305)"; } enum old-only { description "Advertise old metric style only (RFC1195)"; } enum both { description "Advertise both metric styles"; } } default wide-only; description "This leaf describes the type of metric to be generated. Wide-only means only new metric style is generated, old-only means that only old style metric is generated, and both means that both are advertised. This leaf is only affecting IPv4 metrics."; } description "Grouping for global metric style config."; } grouping default-metric-global-cfg { leaf value { type wide-metric; default "10"; description "Value of the metric"; } description "Grouping for global default metric config."; } grouping overload-global-cfg { leaf status { type boolean; default false; description "This leaf defines the overload status."; } description "Grouping for overload bit config."; } grouping overload-max-metric-global-cfg { leaf timeout { type rt-types:timer-value-seconds16; units "seconds"; description "This leaf defines the timeout in seconds of the overload condition."; } description "Grouping for overload-max-metric config."; } grouping route-preference-global-cfg { choice granularity { case detail { leaf internal { type uint8; description "This leaf defines the protocol preference for internal routes."; } leaf external { type uint8; description "This leaf defines the protocol preference for external routes."; } } case coarse { leaf default { type uint8; description "This leaf defines the protocol preference for all ISIS routes."; } } description "Choice for implementation of route preference."; } description "This grouping defines how route preference is configured."; } grouping hello-authentication-cfg { choice authentication-type { case key-chain { if-feature key-chain; leaf key-chain { type key-chain:key-chain-ref; description "Reference to a key-chain."; } } case password { leaf key { type string; description "This leaf describes the authentication key."; } leaf crypto-algorithm { type identityref { base key-chain:crypto-algorithm; } description "Cryptographic algorithm associated with key."; } } description "Choice of authentication."; } description "Grouping for hello authentication."; } grouping hello-interval-cfg { leaf value { type rt-types:timer-value-seconds16; units "seconds"; default 10; description "This leaf defines the interval of hello messages."; } description "Interval between hello messages."; } grouping hello-multiplier-cfg { leaf value { type uint16; default 3; description "This leaf defines the number of hello failed to be received before declaring the adjacency down."; } description "This grouping defines the number of hello failed to be received before declaring the adjacency down."; } grouping priority-cfg { leaf value { type uint8 { range "0 .. 127"; } default 64; description "This leaf describes the priority of the interface for DIS election."; } description "This grouping leaf describes the priority of the interface for DIS election."; } grouping metric-cfg { leaf value { type wide-metric; default "10"; description "Metric value."; } description "Grouping for interface metric"; } grouping lfa-if-cfg { leaf candidate-disabled { type boolean; default false; description "Prevent the interface to be used as backup."; } leaf enable { type boolean; default false; description "Activates LFA. This model assumes activation of per-prefix LFA."; } container remote-lfa { if-feature remote-lfa; leaf enable { type boolean; default false; description "Activates rLFA."; } description "remote LFA configuration."; } description "Grouping for LFA interface configuration"; } grouping isis-global-cfg { description "Defines the ISIS global configuration."; uses admin-control; leaf level-type { type level; default "level-all"; description "This leaf describes the type of ISIS node. A node can be level-1-only, level-2-only or level-1-2. "; } leaf system-id { type system-id; description "This leaf defines the system-id of the node."; } leaf maximum-area-addresses { if-feature maximum-area-addresses; type uint8; default 3; description "Defines the maximum areas supported."; } leaf-list area-address { type area-address; description "List of areas supported by the protocol instance."; } container mpls { leaf ipv4-router-id { if-feature ipv4-router-id; type inet:ipv4-address; description "Router ID value that would be used in TLV 134."; } leaf ipv6-router-id { if-feature ipv6-router-id; type inet:ipv6-address; description "Router ID value that would be used in TLV 140."; } container ldp { container igp-sync { if-feature ldp-igp-sync; description "This container may be augmented with global parameters for igp-ldp-sync."; } description "LDP related configuration."; } description "This container handles mpls config."; } container auto-cost { if-feature auto-cost; leaf reference-bandwidth { type uint32; units "bps"; description "This leaf defines the bandwidth for calculating metric."; } leaf enable { type boolean; default false; description "Enable/disable auto-cost."; } description "This container defines the auto-cost configuration."; } leaf lsp-mtu { type uint16; units "bytes"; default 1492; description "This leaf describes the maximum size of a LSP PDU in bytes."; } leaf lsp-lifetime { type uint16 { range "1..65535"; } units "seconds"; description "This leaf describes the lifetime of the router LSP in seconds."; } leaf lsp-refresh { if-feature lsp-refresh; type rt-types:timer-value-seconds16; units "seconds"; description "This leaf describes the refresh interval of the router LSP in seconds."; } container graceful-restart { if-feature graceful-restart; leaf enable { type boolean; default false; description "Control enabling the feature."; } leaf restart-interval { type rt-types:timer-value-seconds16; units "seconds"; description "Interval in seconds to attempt graceful restart prior to failing"; } leaf helper-enable { type boolean; default true; description "If enabled, the local router can act as restart helper."; } description "This container activates graceful restart."; } container nsr { if-feature nsr; description "Non-Stop Routing (NSR) config state."; leaf enable { type boolean; default false; description "Enable/Disable NSR."; } } uses isis-node-tag-cfg; container authentication { uses authentication-global-cfg; container level-1 { uses authentication-global-cfg; description "level-1 specific cfg"; } container level-2 { uses authentication-global-cfg; description "level-2 specific cfg"; } description "authentication global cfg. It covers both LSPs and SNPs."; } container metric-type { uses metric-type-global-cfg; container level-1 { uses metric-type-global-cfg; description "level-1 specific cfg"; } container level-2 { uses metric-type-global-cfg; description "level-2 specific cfg"; } description "Metric style global cfg."; } container default-metric { uses default-metric-global-cfg; container level-1 { uses default-metric-global-cfg; description "level-1 specific cfg"; } container level-2 { uses default-metric-global-cfg; description "level-2 specific cfg"; } description "Default metric global cfg."; } container afs { if-feature nlpid-control; list af { key af; leaf af { type iana-rt-types:address-family; description "Address-family"; } leaf enable { type boolean; description "Describes the activation state of the AF."; } description "This list permits activation of new address families."; } description "Container for address-families"; } container preference { uses route-preference-global-cfg; description "This container defines the protocol preference."; } container overload { uses overload-global-cfg; description "This container describes if the router is set to overload state."; } container overload-max-metric { if-feature overload-max-metric; uses overload-max-metric-global-cfg; description "This container describes if the router is set to overload state using max-metric advertisement."; } } grouping isis-global-topologies-cfg { description "Per topology config."; container default-metric { uses default-metric-global-cfg; container level-1 { uses default-metric-global-cfg; description "level-1 specific cfg"; } container level-2 { uses default-metric-global-cfg; description "level-2 specific cfg"; } description "Default metric per topology cfg."; } uses isis-node-tag-cfg; } grouping isis-if-cfg { description "Grouping for interface cfg."; leaf level-type { type level; default "level-all"; description "This leaf defines the associated ISIS level of the interface."; } leaf lsp-pacing-interval { type rt-types:timer-value-milliseconds; units "milliseconds"; default 33; description "This leaf defines the interval between LSP transmissions in milli-seconds"; } leaf lsp-retransmit-interval { type rt-types:timer-value-seconds16; units "seconds"; description "This leaf defines the interval between retransmission of LSP"; } leaf passive { type boolean; default "false"; description "This leaf defines if interface is in passive mode (ISIS not running, but network is advertised)."; } leaf csnp-interval { type rt-types:timer-value-seconds16; units "seconds"; default 10; description "This leaf defines the interval of CSNP messages."; } container hello-padding { leaf enable { type boolean; default "true"; description "Status of Hello-padding activation. By default, the implementation shall pad HELLOs."; } description "This container handles ISIS hello padding configuration."; } leaf mesh-group-enable { type mesh-group-state; description "Describes the mesh group state of the interface."; } leaf mesh-group { when "../mesh-group-enable = 'meshSet'" { description "Only valid when mesh-group-enable equals meshSet"; } type uint8; description "Describes the mesh group ID of the interface."; } leaf interface-type { type interface-type; default "broadcast"; description "This leaf defines the type of adjacency to be established on the interface. This is affecting the type of hello message that would be used."; } uses admin-control; leaf-list tag { if-feature prefix-tag; type uint32; description "This leaf defines list of tags associated with the interface."; } leaf-list tag64 { if-feature prefix-tag64; type uint64; description "This leaf defines list of 64bits tags associated with the interface."; } leaf node-flag { if-feature node-flag; type boolean; default false; description "Set prefix as a node representative prefix."; } container hello-authentication { uses hello-authentication-cfg; container level-1 { uses hello-authentication-cfg; description "level-1 specific cfg"; } container level-2 { uses hello-authentication-cfg; description "level-2 specific cfg"; } description "Authentication type to be used in hello messages."; } container hello-interval { uses hello-interval-cfg; container level-1 { uses hello-interval-cfg; description "level-1 specific cfg"; } container level-2 { uses hello-interval-cfg; description "level-2 specific cfg"; } description "Interval between hello messages."; } container hello-multiplier { uses hello-multiplier-cfg; container level-1 { uses hello-multiplier-cfg; description "level-1 specific cfg"; } container level-2 { uses hello-multiplier-cfg; description "level-2 specific cfg"; } description "Hello multiplier configuration."; } container priority { must '../interface-type = "broadcast"' { error-message "Priority only applies to broadcast interfaces."; description "Check for broadcast interface."; } uses priority-cfg; container level-1 { uses priority-cfg; description "level-1 specific cfg"; } container level-2 { uses priority-cfg; description "level-2 specific cfg"; } description "Priority for DIS election."; } container metric { uses metric-cfg; container level-1 { uses metric-cfg; description "level-1 specific cfg"; } container level-2 { uses metric-cfg; description "level-2 specific cfg"; } description "Metric configuration."; } container bfd { if-feature bfd; leaf enable { type boolean; default false; description " Enables BFD on the interface "; } description "BFD configuration."; } container afs { if-feature nlpid-control; list af { key af; leaf af { type iana-rt-types:address-family; description "Address-family"; } description "List of AFs."; } description "Container for address-families"; } container mpls { container ldp { leaf igp-sync { if-feature ldp-igp-sync; type boolean; default false; description "Enables IGP/LDP sync."; } description "LDP protocol related configurations."; } description "Container for MPLS specific configuration for ISIS."; } } grouping isis-if-topologies-cfg { description "ISIS interface topology cfg."; container metric { uses metric-cfg; container level-1 { uses metric-cfg; description "level-1 specific cfg"; } container level-2 { uses metric-cfg; description "level-2 specific cfg"; } description "Metric configuration."; } } grouping system-counters { container system-counters { config false; list level { key level; leaf level { type level-number; description "This leaf describes the ISIS level."; } leaf corrupted-lsps { type uint32; description "Number of corrupted in-memory LSPs detected. LSPs received from the wire with a bad checksum are silently dropped and not counted. LSPs received from the wire with parse errors are counted by lsp-errors."; } leaf authentication-type-fails { type uint32; description "Number of authentication type mismatches."; } leaf authentication-fails { type uint32; description "Number of authentication key failures."; } leaf database-overload { type uint32; description "Number of times the database has become overloaded."; } leaf own-lsp-purge { type uint32; description "Number of times a zero-aged copy of the system's own LSP is received from some other node."; } leaf manual-address-drop-from-area { type uint32; description "Number of times a manual address has been dropped from the area."; } leaf max-sequence { type uint32; description "Number of times the system has attempted to exceed the maximum sequence number."; } leaf sequence-number-skipped { type uint32; description "Number of times a sequence number skip has occured."; } leaf id-len-mismatch { type uint32; description "Number of times a PDU is received with a different value for ID field length from that of the receiving system."; } leaf partition-changes { type uint32; description "Number of partition changes detected."; } leaf lsp-errors { type uint32; description "Number of LSPs with errors we have received."; } leaf spf-runs { type uint32; description "Number of times we ran SPF at this level."; } description "List of supported levels."; } description "The container defines a list of counters for the IS."; } description "Grouping for system counters."; } grouping event-counters { container event-counters { config false; leaf adjacency-changes { type uint32; description "The number of times an adjacency state change has occured on this interface."; } leaf adjacency-number { type uint32; description "The number of adjacencies on this interface."; } leaf init-fails { type uint32; description "The number of times initialization of this interface has failed. This counts events such as PPP NCP failures. Failures to form an adjacency are counted by adjacency-rejects."; } leaf adjacency-rejects { type uint32; description "The number of times an adjacency has been rejected on this interface."; } leaf id-len-mismatch { type uint32; description "The number of times an IS-IS PDU with an ID field length different from that for this system has been received on this interface."; } leaf max-area-addresses-mismatch { type uint32; description "The number of times an IS-IS PDU with according max area address field differs from that for this system has been received on this interface."; } leaf authentication-type-fails { type uint32; description "Number of authentication type mismatches."; } leaf authentication-fails { type uint32; description "Number of authentication key failures."; } leaf lan-dis-changes { type uint32; description "The number of times the DIS has changed on this interface at this level. If the interface type is point to point, the count is zero."; } description "Provides protocol event counters."; } description "Grouping for event counters"; } grouping packet-counters { container packet-counters { config false; list level { key level; leaf level { type level-number; description "This leaf describes the ISIS level."; } container iih { leaf in { type uint32; description "Received PDUs."; } leaf out { type uint32; description "Sent PDUs."; } description "The number of IIH PDUs received/sent."; } container ish { leaf in { type uint32; description "Received PDUs."; } leaf out { type uint32; description "Sent PDUs."; } description "The number of ISH PDUs received/sent."; } container esh { leaf in { type uint32; description "Received PDUs."; } leaf out { type uint32; description "Sent PDUs."; } description "The number of ESH PDUs received/sent."; } container lsp { leaf in { type uint32; description "Received PDUs."; } leaf out { type uint32; description "Sent PDUs."; } description "The number of LSP PDUs received/sent."; } container psnp { leaf in { type uint32; description "Received PDUs."; } leaf out { type uint32; description "Sent PDUs."; } description "The number of PSNP PDUs received/sent."; } container csnp { leaf in { type uint32; description "Received PDUs."; } leaf out { type uint32; description "Sent PDUs."; } description "The number of CSNP PDUs received/sent."; } container unknown { leaf in { type uint32; description "Received PDUs."; } leaf out { type uint32; description "Sent PDUs."; } description "The number of unknown PDUs received/sent."; } description "List of supported levels."; } description "Provides packet counters per level."; } description "Grouping for packet counters."; } grouping spf-log { container spf-log { config false; list event { key id; leaf id { type uint32; description "This leaf defines the event identifier. This is a purely internal value."; } leaf spf-type { type enumeration { enum full { description "Computation done is a Full SPF."; } enum route-only { description "Computation done is a reachability computation only."; } } description "This leaf describes the type of computation used."; } leaf level { type level-number; description "This leaf describes the level affected by the the computation."; } leaf schedule-timestamp { type yang:timestamp; description "This leaf describes the timestamp when the computation was scheduled."; } leaf start-timestamp { type yang:timestamp; description "This leaf describes the timestamp when the computation was started."; } leaf end-timestamp { type yang:timestamp; description "This leaf describes the timestamp when the computation was ended."; } list trigger-lsp { key "lsp"; leaf lsp { type lsp-id; description "This leaf describes the LSPID of the LSP."; } leaf sequence { type uint32; description "This leaf describes the sequence number of the LSP."; } description "This leaf describes list of LSPs that triggered the computation."; } description "List of computation events. It is used as a wrapping buffer."; } description "This container lists the SPF computation events."; } description "Grouping for spf-log events."; } grouping lsp-log { container lsp-log { config false; list event { key id; leaf id { type uint32; description "This leaf defines the event identifier. This is a purely internal value."; } leaf level { type level-number; description "This leaf describes the level affected by the the computation."; } container lsp { leaf lsp { type lsp-id; description "This leaf describes the LSPID of the LSP."; } leaf sequence { type uint32; description "This leaf describes the sequence number of the LSP."; } description "This container describes the received LSP , in case of local LSP update the local LSP ID is referenced."; } leaf received-timestamp { type yang:timestamp; description "This leaf describes the timestamp when the LSP was received. In case of local LSP update, the timestamp refers to the local LSP update time."; } leaf change { type identityref { base lsp-log-reason; } description "This leaf describes the type of change in the LSP."; } description "List of LSP events. It is used as a wrapping buffer."; } description "This container lists the LSP reception events. Local LSP modification are also contained in the list."; } description "Grouping for LSP log."; } grouping hostname-db { container hostnames { config false; list hostname { key system-id; leaf system-id { type system-id; description "This leaf describes the system-id associated with the hostname."; } leaf hostname { type string; description "This leaf describes the hostname associated with the system ID."; } description "List of system-id/hostname associations"; } description "This container describes the list of binding between system-id and hostnames."; } description "Grouping for hostname to systemid mapping database."; } /* Groupings for the LSDB description */ grouping prefix-reachability-attributes { description "This group defines extended reachability attributes of an IPv4 or IPv6 prefix."; leaf external-prefix-flag { type boolean; description "External prefix flag."; } leaf readvertisement-flag { type boolean; description "Readvertisement flag."; } leaf node-flag { type boolean; description "Node flag."; } } grouping prefix-ipv4-source-router-id { description "This group defines the IPv4 source router ID of a prefix advertisement."; leaf ipv4-source-router-id { type inet:ipv4-address; description "IPv4 Source router ID address."; } } grouping prefix-ipv6-source-router-id { description "This group defines the IPv6 source router ID of a prefix advertisement."; leaf ipv6-source-router-id { type inet:ipv6-address; description "IPv6 Source router ID address."; } } grouping prefix-attributes-extension { description "Prefix extended attributes."; uses prefix-reachability-attributes; uses prefix-ipv4-source-router-id; uses prefix-ipv6-source-router-id; } grouping prefix-ipv4-std { description "This group defines attributes of an IPv4 standard prefix."; leaf up-down { type boolean; description "This leaf expresses the value of up/down bit."; } leaf i-e { type boolean; description "This leaf expresses the value of I/E bit."; } leaf ip-prefix { type inet:ipv4-address; description "This leaf describes the IPv4 prefix"; } leaf prefix-len { type uint8; description "This leaf describes the IPv4 prefix len in bits"; } leaf default-metric { type std-metric; description "This leaf describes the ISIS default metric value"; } container delay-metric { leaf metric { type std-metric; description "This leaf describes the ISIS delay metric value"; } leaf supported { type boolean; default "false"; description "This leaf describes if the metric is supported."; } description "This container defines the ISIS delay metric."; } container expense-metric { leaf metric { type std-metric; description "This leaf describes the ISIS expense metric value"; } leaf supported { type boolean; default "false"; description "This leaf describes if the metric is supported."; } description "This container defines the ISIS expense metric."; } container error-metric { leaf metric { type std-metric; description "This leaf describes the ISIS error metric value"; } leaf supported { type boolean; default "false"; description "This leaf describes if the metric is supported."; } description "This container defines the ISIS error metric."; } } grouping prefix-ipv4-extended { description "This group defines attributes of an IPv4 extended prefix."; leaf up-down { type boolean; description "This leaf expresses the value of up/down bit."; } leaf ip-prefix { type inet:ipv4-address; description "This leaf describes the IPv4 prefix"; } leaf prefix-len { type uint8; description "This leaf describes the IPv4 prefix len in bits"; } leaf metric { type wide-metric; description "This leaf describes the ISIS metric value"; } leaf-list tag { type uint32; description "This leaf describes a list of tags associated with the prefix."; } leaf-list tag64 { type uint64; description "This leaf describes a list of 64-bit tags associated with the prefix."; } uses prefix-attributes-extension; } grouping prefix-ipv6-extended { description "This group defines attributes of an IPv6 prefix."; leaf up-down { type boolean; description "This leaf expresses the value of up/down bit."; } leaf ip-prefix { type inet:ipv6-address; description "This leaf describes the IPv6 prefix"; } leaf prefix-len { type uint8; description "This leaf describes the IPv4 prefix len in bits"; } leaf metric { type wide-metric; description "This leaf describes the ISIS metric value"; } leaf-list tag { type uint32; description "This leaf describes a list of tags associated with the prefix."; } leaf-list tag64 { type uint64; description "This leaf describes a list of 64-bit tags associated with the prefix."; } uses prefix-attributes-extension; } grouping neighbor-extended { description "This group defines attributes of an ISIS extended neighbor."; leaf neighbor-id { type system-id; description "This leaf describes the system-id of the neighbor."; } leaf metric { type wide-metric; description "This leaf describes the ISIS metric value"; } } grouping neighbor { description "This group defines attributes of an ISIS standard neighbor."; leaf neighbor-id { type system-id; description "This leaf describes the system-id of the neighbor."; } leaf i-e { type boolean; description "This leaf expresses the value of I/E bit."; } leaf default-metric { type std-metric; description "This leaf describes the ISIS default metric value"; } container delay-metric { leaf metric { type std-metric; description "This leaf describes the ISIS delay metric value"; } leaf supported { type boolean; default "false"; description "This leaf describes if the metric is supported."; } description "This container defines the ISIS delay metric."; } container expense-metric { leaf metric { type std-metric; description "This leaf describes the ISIS delay expense value"; } leaf supported { type boolean; default "false"; description "This leaf describes if the metric is supported."; } description "This container defines the ISIS expense metric."; } container error-metric { leaf metric { type std-metric; description "This leaf describes the ISIS error metric value"; } leaf supported { type boolean; default "false"; description "This leaf describes if the metric is supported."; } description "This container defines the ISIS error metric."; } } grouping lsp-entry { description "This group defines attributes of an ISIS LSP database entry."; leaf decoded-completed { type boolean; description "The IS-IS body is fully decoded."; } leaf raw-data { type yang:hex-string; description "The complete LSP in network byte order hexadecimal as received or originated."; } leaf lsp-id { type lsp-id; description "This leaf describes the LSP ID of the LSP."; } leaf checksum { type uint16; description "This leaf describes the checksum of the LSP."; } leaf remaining-lifetime { type uint16; units "seconds"; description "This leaf describes the remaining lifetime in seconds before the LSP expiration."; } leaf sequence { type uint32; description "This leaf describes the sequence number of the LSP."; } leaf attributes { type bits { bit PARTITIONNED { description "If set, the originator supports partition repair."; } bit ATTACHED-ERROR { description "If set, the originator is attached to another area using the referred metric."; } bit ATTACHED-EXPENSE { description "If set, the originator is attached to another area using the referred metric."; } bit ATTACHED-DELAY { description "If set, the originator is attached to another area using the referred metric."; } bit ATTACHED-DEFAULT { description "If set, the originator is attached to another area using the referred metric."; } bit OVERLOAD { description "If set, the originator is overloaded, and must be avoided in path calculation."; } } description "This leaf describes attributes of the LSP."; } leaf-list ipv4-addresses { type inet:ipv4-address; description "This leaf describes the IPv4 addresses of the node. ISIS reference is TLV 132."; } leaf-list ipv6-addresses { type inet:ipv6-address; description "This leaf describes the IPv6 interface addresses of the node. ISIS reference is TLV 232."; } leaf ipv4-te-routerid { type inet:ipv4-address; description "This leaf describes the IPv4 Traffic Engineering router ID of the node. ISIS reference is TLV 134."; } leaf ipv6-te-routerid { type inet:ipv6-address; description "This leaf describes the IPv6 Traffic Engineering router ID of the node. ISIS reference is TLV 140."; } leaf-list protocol-supported { type uint8; description "This leaf describes the list of supported protocols. ISIS reference is TLV 129."; } leaf dynamic-hostname { type string; description "This leaf describes the name of the node. ISIS reference is TLV 137."; } container authentication { leaf authentication-type { type string; description "This leaf describes the authentication type to be used."; } leaf authentication-key { type string; description "This leaf describes the authentication key to be used. For security reason, the authentication key MUST NOT be presented in plaintext format. Authors recommends to use MD5 hash to present the authentication-key."; } description "This container describes authentication information of the node. ISIS reference is TLV 10."; } container mt-entries { list topology { leaf MT-ID { type uint16 { range "0 .. 4095"; } description "This leaf defines the identifier of a topology."; } leaf attributes { type bits { bit OVERLOAD { description "If set, the originator is overloaded, and must be avoided in path calculation."; } bit ATTACHED { description "If set, the originator is attached to another area using the referred metric."; } } description "This leaf describes attributes of the LSP for the associated topology."; } description "List of topologies supported."; } description "This container describes the topology supported. ISIS reference is TLV 229."; } list router-capabilities { leaf flags { type bits { bit flooding { position 0; description "If the S bit is set(1), the IS-IS Router CAPABILITY TLV MUST be flooded across the entire routing domain. If the S bit is not set(0), the TLV MUST NOT be leaked between levels. This bit MUST NOT be altered during the TLV leaking."; } bit down { position 1; description "When the IS-IS Router CAPABILITY TLV is leaked from level-2 to level-1, the D bit MUST be set. Otherwise, this bit MUST be clear. IS-IS Router capability TLVs with the D bit set MUST NOT be leaked from level-1 to level-2. This is to prevent TLV looping. "; } } description "Flags associated with router capability."; } container node-tags { if-feature node-tag; list node-tag { leaf tag { type uint32; description "Node tag value."; } description "List of tags."; } description "Container for node tags."; } leaf binary { type binary; description "This leaf describes the capability of the node. Format is binary according to the protocol encoding."; } description "This container describes the capabilities of the node. This container may be extended with detailed information. ISIS reference is TLV 242."; } container is-neighbor { list neighbor { uses neighbor; description "List of neighbors."; } description "This leaf describes list of ISIS neighbors. ISIS reference is TLV 2."; } container extended-is-neighbor { list neighbor { uses neighbor-extended; description "List of neighbors."; } description "This container describes list of ISIS extended neighbors. ISIS reference is TLV 22."; } container ipv4-internal-reachability { list prefixes { uses prefix-ipv4-std; description "List of prefixes."; } description "This container describes list of IPv4 internal reachability information. ISIS reference is TLV 128."; } container ipv4-external-reachability { list prefixes { uses prefix-ipv4-std; description "List of prefixes."; } description "This container describes list of IPv4 external reachability information. ISIS reference is TLV 130."; } container extended-ipv4-reachability { list prefixes { uses prefix-ipv4-extended; description "List of prefixes."; } description "This container describes list of IPv4 extended reachability information. ISIS reference is TLV 135."; } container mt-is-neighbor { list neighbor { leaf MT-ID { type uint16 { range "0 .. 4095"; } description "This leaf defines the identifier of a topology."; } uses neighbor-extended; description "List of neighbors."; } description "This container describes list of ISIS multi-topology neighbors. ISIS reference is TLV 223."; } container mt-extended-ipv4-reachability { list prefixes { leaf MT-ID { type uint16 { range "0 .. 4095"; } description "This leaf defines the identifier of a topology."; } uses prefix-ipv4-extended; description "List of prefixes."; } description "This container describes list of IPv4 reachability information in multi-topology environment. ISIS reference is TLV 235."; } container mt-ipv6-reachability { list prefixes { leaf MT-ID { type uint16 { range "0 .. 4095"; } description "This leaf defines the identifier of a topology."; } uses prefix-ipv6-extended; description "List of prefixes."; } description "This container describes list of IPv6 reachability information in multi-topology environment. ISIS reference is TLV 237."; } container ipv6-reachability { list prefixes { uses prefix-ipv6-extended; description "List of prefixes."; } description "This container describes list of IPv6 reachability information. ISIS reference is TLV 236."; } } grouping lsdb { container database { config false; list level-db { key level; leaf level { type level-number; description "Current level number"; } list lsp { key lsp-id; uses lsp-entry; description "List of LSPs in LSDB."; } description "This container describes the list of LSPs in the level x database."; } description "This container describes ISIS Link State databases."; } description "Grouping for LSDB description."; } /* Augmentations */ augment "/rt:routing/" +"rt:ribs/rt:rib/rt:routes/rt:route" { when "rt:source-protocol = 'isis:isis'" { description "ISIS-specific route attributes."; } uses route-content; description "This augments route object in RIB with ISIS-specific attributes."; } augment "/if:interfaces/if:interface" { leaf clns-mtu { type uint16; description "Defines CLNS MTU of the interface."; } description "ISO interface config."; } augment "/rt:routing/rt:control-plane-protocols/" +"rt:control-plane-protocol" { when "rt:type = 'isis:isis'" { description "This augment is only valid when routing protocol instance type is isis."; } description "This augments a routing protocol instance with ISIS specific parameters."; container isis { must "count(area-address) > 0" { error-message "At least one area-address must be configured."; description "Enforce configuration of at least one area."; } uses isis-global-cfg; container fast-reroute { if-feature fast-reroute; uses fast-reroute-global-cfg; uses fast-reroute-global-state; description "IPFRR."; } container spf-control { container ietf-spf-delay { if-feature ietf-spf-delay; uses ietf-spf-delay-cfg; uses ietf-spf-delay-state; description "IETF spf delay algorithm configuration."; } description "Container for all SPF computation related operations."; } container topologies { if-feature multi-topology; list topology { key "name"; leaf enable { type boolean; description "Control enabling of topologies"; } leaf name { type leafref { path "../../../../../../rt:ribs/rt:rib/rt:name"; } description "RIB"; } uses isis-global-topologies-cfg; description "List of topologies"; } description "Container for multi-topology"; } container interfaces { list interface { key "name"; leaf name { type if:interface-ref; description "Reference to the interface within the routing-instance."; } uses isis-if-cfg; container fast-reroute { if-feature fast-reroute; uses fast-reroute-if-cfg; description "IPFRR."; } container topologies { if-feature multi-topology; list topology { key name; leaf name { type leafref { path "../../../../../../../../"+ "rt:ribs/rt:rib/rt:name"; } description "Name of RIB."; } uses isis-if-topologies-cfg; description "List of topologies."; } description "Container for multi-topology"; } uses adjacency-state; uses event-counters; uses packet-counters; description "List of ISIS interfaces."; } description "This container defines ISIS interface specific configuration objects."; } uses spf-log; uses lsp-log; uses hostname-db; uses lsdb; uses local-rib; uses system-counters; description "This container defines ISIS specific configuration objects."; } } /* RPC methods */ rpc clear-adjacency { description "This RPC request clears a particular set of ISIS adjacencies. If the operation fails for ISIS internal reason, then error-tag and error-app-tag should be set to a meaningful value."; input { leaf routing-protocol-instance-name { type instance-state-ref; mandatory "true"; description "Name of the ISIS protocol instance whose ISIS information is being queried. If the ISIS instance with name equal to the value of this parameter doesn't exist, then this operation SHALL fail with error-tag 'data-missing' and error-app-tag 'routing-protocol-instance-not-found'."; } leaf level { type level; description "ISIS level of the adjacency to be cleared. If ISIS level is level-1-2, both level 1 and level 2 adjacencies would be cleared. If the value provided is different from the one authorized in the enum type, then this operation SHALL fail with error-tag 'data-missing' and error-app-tag 'bad-isis-level'. "; } leaf interface { type string; description "Name of the ISIS interface. If the ISIS interface with name equal to the value of this parameter doesn't exist, then this operation SHALL fail with error-tag 'data-missing' and error-app-tag 'isis-interface-not-found'."; } } } rpc clear-database { description "This RPC request clears a particular ISIS database. If the operation fails for ISIS internal reason, then error-tag and error-app-tag should be set to a meaningful value."; input { leaf routing-protocol-instance-name { type instance-state-ref; mandatory "true"; description "Name of the ISIS protocol instance whose ISIS information is being queried. If the ISIS instance with name equal to the value of this parameter doesn't exist, then this operation SHALL fail with error-tag 'data-missing' and error-app-tag 'routing-protocol-instance-not-found'."; } leaf level { type level; description "ISIS level of the adjacency to be cleared. If ISIS level is level-1-2, both level 1 and level 2 adjacencies would be cleared. If the value provided is different from the one authorized in the enum type, then this operation SHALL fail with error-tag 'data-missing' and error-app-tag 'bad-isis-level'. "; } } } /* Notifications */ notification database-overload { uses notification-instance-hdr; leaf overload { type enumeration { enum "off" { description "The system has left overload condition."; } enum "on" { description "The system is in overload condition."; } } description "Describes the new overload state of the instance."; } description "This notification is sent when an ISIS instance overload condition changes."; } notification lsp-too-large { uses notification-instance-hdr; uses notification-interface-hdr; leaf pdu-size { type uint32; description "Size of the PDU"; } leaf lsp-id { type lsp-id; description "LSP ID."; } description "This notification is sent when we attempt to propagate an LSP that is larger than the dataLinkBlockSize for the circuit. The notification generation must be throttled with at least a 5 second gap. "; } notification if-state-change { uses notification-instance-hdr; uses notification-interface-hdr; leaf state { type if-state-type; description "Interface state."; } description "This notification is sent when an interface state change is detected."; } notification corrupted-lsp-detected { uses notification-instance-hdr; leaf lsp-id { type lsp-id; description "LSP ID."; } description "This notification is sent when we find that an LSP that was stored in memory has become corrupted. "; } notification attempt-to-exceed-max-sequence { uses notification-instance-hdr; leaf lsp-id { type lsp-id; description "LSP ID."; } description "This notification is sent when the system wraps the 32-bit sequence counter of an LSP. "; } notification id-len-mismatch { uses notification-instance-hdr; uses notification-interface-hdr; leaf pdu-field-len { type uint8; description "Size of the ID length in the received PDU"; } leaf raw-pdu { type binary; description "Received raw PDU."; } description "This notification is sent when we receive a PDU with a different value for the System ID length. The notification generation must be throttled with at least a 5 second gap. "; } notification max-area-addresses-mismatch { uses notification-instance-hdr; uses notification-interface-hdr; leaf max-area-addresses { type uint8; description "Received number of supported areas"; } leaf raw-pdu { type binary; description "Received raw PDU."; } description "This notification is sent when we receive a PDU with a different value for the Maximum Area Addresses. The notification generation must be throttled with at least a 5 second gap. "; } notification own-lsp-purge { uses notification-instance-hdr; uses notification-interface-hdr; leaf lsp-id { type lsp-id; description "LSP ID."; } description "This notification is sent when the system receives a PDU with its own system ID and zero age. "; } notification sequence-number-skipped { uses notification-instance-hdr; uses notification-interface-hdr; leaf lsp-id { type lsp-id; description "LSP ID."; } description "This notification is sent when the system receives a PDU with its own system ID and different contents. The system has to reissue the LSP with a higher sequence number. "; } notification authentication-type-failure { uses notification-instance-hdr; uses notification-interface-hdr; leaf raw-pdu { type binary; description "Received raw PDU."; } description "This notification is sent when the system receives a PDU with the wrong authentication type field. The notification generation must be throttled with at least a 5 second gap. "; } notification authentication-failure { uses notification-instance-hdr; uses notification-interface-hdr; leaf raw-pdu { type binary; description "Received raw PDU."; } description "This notification is sent when the system receives a PDU with the wrong authentication information. The notification generation must be throttled with at least a 5 second gap. "; } notification version-skew { uses notification-instance-hdr; uses notification-interface-hdr; leaf protocol-version { type uint8; description "Protocol version received in the PDU."; } leaf raw-pdu { type binary; description "Received raw PDU."; } description "This notification is sent when the system receives a PDU with a different protocol version number. The notification generation must be throttled with at least a 5 second gap. "; } notification area-mismatch { uses notification-instance-hdr; uses notification-interface-hdr; leaf raw-pdu { type binary; description "Received raw PDU."; } description "This notification is sent when the system receives a Hello PDU from an IS that does not share any area address. The notification generation must be throttled with at least a 5 second gap. "; } notification rejected-adjacency { uses notification-instance-hdr; uses notification-interface-hdr; leaf raw-pdu { type binary; description "Received raw PDU."; } leaf reason { type string; description "The system may provide a reason to reject the adjacency. If the reason is not available, the system use an empty string."; } description "This notification is sent when the system receives a Hello PDU from an IS but does not establish an adjacency for some reason. The notification generation must be throttled with at least a 5 second gap. "; } notification protocols-supported-mismatch { uses notification-instance-hdr; uses notification-interface-hdr; leaf raw-pdu { type binary; description "Received raw PDU."; } leaf-list protocols { type uint8; description "The list of protocols supported by the remote system."; } description "This notification is sent when the system receives a non pseudonode LSP that has no matching protocol supported. The notification generation must be throttled with at least a 5 second gap. "; } notification lsp-error-detected { uses notification-instance-hdr; uses notification-interface-hdr; leaf lsp-id { type lsp-id; description "LSP ID."; } leaf raw-pdu { type binary; description "Received raw PDU."; } leaf error-offset { type uint32; description "If the problem is a malformed TLV, the error-offset points to the start of the TLV. If the problem is with the LSP header, the error-offset points to the suspicious byte"; } leaf tlv-type { type uint8; description "if the problem is a malformed TLV, the tlv-type is set to the type value of the suspicious TLV. Otherwise this leaf is not present."; } description "This notification is sent when the system receives a LSP with a parse error. The notification generation must be throttled with at least a 5 second gap. "; } notification adjacency-state-change { uses notification-instance-hdr; uses notification-interface-hdr; leaf neighbor { type string; description "Describes the name of the neighbor. If the name of the neighbor is not available, the field would be empty."; } leaf neighbor-system-id { type system-id; description "Describes the system-id of the neighbor."; } leaf state { type adj-state-type; description "This leaf describes the new state of the ISIS adjacency."; } leaf reason { type string; description "If the adjacency is going to DOWN, this leaf provides a reason for the adjacency going down. The reason is provided as a text. If the adjacency is going to UP, no reason is provided."; } description "This notification is sent when an ISIS adjacency moves to Up state or to Down state."; } notification lsp-received { uses notification-instance-hdr; uses notification-interface-hdr; leaf lsp-id { type lsp-id; description "LSP ID."; } leaf sequence { type uint32; description "Sequence number of the received LSP."; } leaf received-timestamp { type yang:timestamp; description "This leaf describes the timestamp when the LSP was received. "; } leaf neighbor-system-id { type system-id; description "Describes the system-id of the neighbor that sent the LSP."; } description "This notification is sent when a LSP is received. The notification generation must be throttled with at least a 5 second gap. "; } notification lsp-generation { uses notification-instance-hdr; leaf lsp-id { type lsp-id; description "LSP ID."; } leaf sequence { type uint32; description "Sequence number of the received LSP."; } leaf send-timestamp { type yang:timestamp; description "This leaf describes the timestamp when our LSP was regenerated. "; } description "This notification is sent when a LSP is regenerated. The notification generation must be throttled with at least a 5 second gap. "; } }