module ted {
yang-version 1;
namespace
"urn:TBD:params:xml:ns:yang:network:ted";
prefix ted;
import ietf-inet-types {
prefix inet;
}
organization "TBD";
contact "TBD";
description
"Helper module to hold trafic engineering attributes for
any topology on which trafic engineering is enabled.";
revision "2014-10-27" {
description "Initial revision";
reference
"RFC 4220: Traffic Engineering Link Management Information
Base.
RFC 6825: Traffic Engineering Database Management Information
Base in Support of MPLS-TE/GMPLS.
RFC 4802: Generalized Multiprotocol Label Switching (GMPLS)
Traffic Engineering Management Information Base";
}
typedef switching-capabilities {
type enumeration {
enum "psc-1" {
value 1;
description
"Packet-Switch Capable-1 (PSC-1)";
}
enum "evpl" {
value 30;
description
"Ethernet Virtual Private Line (EVPL)";
}
enum "l2sc" {
value 51;
description
"Layer-2 Switch Capable (L2SC)";
}
enum "tdm" {
value 100;
description
"Time-Division-Multiplex Capable (TDM)";
}
enum "otn-tdm" {
value 110;
description "OTN-TDM Capable";
}
enum "lsc" {
value 150;
description
"Lambda-Switch Capable (LSC)";
}
enum "fsc" {
value 200;
description
"Fiber-Switch Capable (FSC)";
}
}
description
"Switching Capabilities of an interface.";
reference
"RFC 5307: IS-IS Extensions in Support of Generalized
Multi-Protocol Label Switching (GMPLS).
RFC 3812: Multiprotocol Label Switching (MPLS) Traffic
Engineering (TE) Management Information Base (MIB).
RFC 7074: Revised Definition of the GMPLS Switching Capability
and Type Fields.
RFC 7138: Traffic Engineering Extensions to OSPF
for GMPLS Control of Evolving G.709 Optical Transport
Networks.
RFC 7139: GMPLS Signaling Extensions for Control of Evolving
G.709 Optical Transport Networks.";
}
typedef encoding-type {
type enumeration {
enum "not-gmpls" {
value 0;
description "GMPLS is not in use";
}
enum "packet" {
value 1;
description "Packet";
}
enum "ethernet" {
value 2;
description "Ethernet";
}
enum "pdh" {
value 3;
description "PDH";
}
enum "sdh-sonet" {
value 5;
description "SDH or SONET";
}
enum "digital-wrapper" {
value 7;
description "Digital Wrapper";
}
enum "lambda" {
value 8;
description "Lambda";
}
enum "fiber" {
value 9;
description "Fiber";
}
enum "fiber-channel" {
value 11;
description "Fiber Channel";
}
enum "oduk" {
value 12;
description
"G.709 OKUk (Digital Path)";
}
enum "optical-channel" {
value 13;
description
"G.709 Optical Channel";
}
}
description
"Encoding type of an interface.";
reference
"RFC 3471: Generalized Multi-Protocol Label Switching (GMPLS)
Signaling Functional Description.
RFC 4328: Generalized Multi-Protocol Label Switching (GMPLS)
Signaling Extensions for G.709 Optical Transport Networks
Control.";
}
typedef pcc-capabilities {
type bits {
bit
path-computation-with-gmpls-link-constraints {
position 0;
description "Link constraints";
}
bit bidirectional-path-computation {
position 1;
description "Bidirectional";
}
bit diverse-path-computation {
position 2;
description "Diverse";
}
bit load-balanced-path-computation {
position 3;
description "Load balanced";
}
bit synchronized-path-computation {
position 4;
description "Synchronized";
}
bit
support-for-multiple-objective-functions {
position 5;
description
"Multiple objective functions";
}
bit
support-for-additive-path-constraints {
position 6;
description
"Additive path constraints";
}
bit
support-for-request-prioritization {
position 7;
description
"Request prioritization";
}
bit
support-for-multiple-requests-per-message {
position 8;
description
"Multiple requests per message";
}
}
description
"Path Computation Capabilities.";
reference
"RFC 5088, draft-ietf-pce-disco-protoc-isis-07.txt
OSPF/ISIS Protocol Extensions for Path Computation Element
(PCE) Discovery.";
}
grouping ted-node-attributes {
description
"Identifier to uniquely identify a node in TED";
reference
"RFC 5305, RFC 6119: IPv6 Traffic Engineering in IS-IS/OSPF";
leaf te-router-id-ipv4 {
type inet:ipv4-address;
description
"Globally unique IPv4 Traffic Engineering Router ID.";
}
leaf te-router-id-ipv6 {
type inet:ipv6-address;
description
"Globally unique IPv6 Traffic Engineering Router ID";
}
list ipv4-local-address {
key "ipv4-prefix";
description
"List of IPv4 Local Address(OSPF). RFC 5786";
leaf ipv4-prefix {
type inet:ipv4-prefix;
description
"Local IPv4 address for the node";
}
} // list ipv4-local-address
list ipv6-local-address {
key "ipv6-prefix";
description
"List of IPv6 Local Address.";
reference
"RFC 5786: Advertising a Router's Local Addresses
in OSPF Traffic Engineering (TE) Extensions";
leaf ipv6-prefix {
type inet:ipv6-prefix;
description
"Local IPv6 address for the node";
}
leaf prefix-option {
type uint8;
description "IPv6 prefix option.";
}
} // list ipv6-local-address
leaf pcc-capabilities {
type pcc-capabilities;
description
"OSPF/ISIS PCC capabilities";
}
} // grouping ted-node-attributes
grouping ted-link-attributes {
description
"TED Attributes associated with the link.";
reference
"RFC 3630, RFC 3784: IS-IS / OSPF Traffic Engineering (TE)";
leaf link-index {
type uint64;
description
"The link identifier. If OSPF is used, this represents an
ospfLsdbID. If IS-IS is used, this represents an isisLSPID.
If a locally configured link is used, this object represents
an unique value, which is locally defined in a router.";
}
leaf information-source {
type enumeration {
enum "unknown" {
value 0;
description
"The source is unknown";
}
enum "locally-configured" {
value 1;
description "Configured TE link";
}
enum "ospfv2" {
value 2;
description "OSPFv2";
}
enum "ospfv3" {
value 3;
description "OSPFv3";
}
enum "isis" {
value 4;
description "ISIS";
}
enum "other" {
value 5;
description "Other source";
}
}
description
"Indicates the source of the information about the link";
}
leaf credibility-preference {
type uint16;
description
"The preference value to calculate the traffic engineering
database credibility value used for tie-break selection
between different information-source values.
Higher value is more preferable.";
}
leaf admin-status {
type enumeration {
enum "up" {
value 1;
description "Enabled.";
}
enum "down" {
value 2;
description "Disabled.";
}
enum "testing" {
value 3;
description "In some test mode.";
}
}
description
"The desired state of the link.";
}
leaf oper-status {
type enumeration {
enum "up" {
value 1;
description "Operational up";
}
enum "down" {
value 2;
description "Operational down.";
}
enum "testing" {
value 3;
description "In some test mode";
}
enum "unknown" {
value 4;
description
"Status cannot be determined for some reason.";
}
}
description
"The current operational state of the link.";
}
leaf area-id {
type binary {
length "1..13";
}
description
"This object indicates the area identifier of the IGP.
If OSPF is used to advertise LSA, this represents an
ospfArea. If IS-IS is used, this represents an area address.
Otherwise, this is zero.";
}
leaf color {
type uint32;
description
"Administrative group or color of the link";
}
leaf max-link-bandwidth {
type decimal64 {
fraction-digits 2;
}
description
"Maximum bandwidth that can be see on this link in this
direction. Units in bytes per second";
}
leaf max-resv-link-bandwidth {
type decimal64 {
fraction-digits 2;
}
description
"Maximum amount of bandwidth that can be reserved in this
direction in this link. Units in bytes per second";
}
list unreserved-bandwidth {
key "priority";
max-elements 8;
description
"Unreserved bandwidth for 0-7 priority levels. Units in
bytes per second";
leaf priority {
type uint8 {
range "0..7";
}
description "Priority";
}
leaf bandwidth {
type decimal64 {
fraction-digits 2;
}
description
"Unreserved bandwidth for this level";
}
} // list unreserved-bandwidth
leaf te-default-metric {
type uint32;
description
"Traffic Engineering Metric";
}
leaf link-protection-type {
type enumeration {
enum "unprotected" {
value 0;
description "unprotected";
}
enum "extra-traffic" {
value 1;
description "Extra traffic";
}
enum "shared" {
value 2;
description "Shared";
}
enum "1-for-1" {
value 3;
description
"One for one protection";
}
enum "1-plus-1" {
value 4;
description
"One plus one protection";
}
enum "enhanced" {
value 5;
description
"Enhanced protection";
}
}
description
"Link Protection Type desired for this link";
}
list interface-switching-capabilities {
key "switching-capability";
description
"List of interface capabilities for this interface";
leaf switching-capability {
type switching-capabilities;
description
"Switching Capability for this interface";
}
leaf encoding {
type encoding-type;
description
"Encoding supported by this interface";
}
list max-lsp-bandwidth {
key "priority";
max-elements 8;
description
"Maximum LSP Bandwidth at priorities 0-7";
leaf priority {
type uint8 {
range "0..7";
}
description "Priority";
}
leaf bandwidth {
type decimal64 {
fraction-digits 2;
}
description
"Max LSP Bandwidth for this level";
}
} // list max-lsp-bandwidth
container packet-switch-capable {
when
"../switching-capability = PSC-1 or "
+ "../switching-capability = PSC-2 or "
+ "../switching-capability = PSC-3 or "
+ "../switching-capability = PSC-4" {
description "Valid only for PSC";
}
description
"Interface has packet-switching capabilities";
leaf minimum-lsp-bandwidth {
type decimal64 {
fraction-digits 2;
}
description
"Minimum LSP Bandwidth. Units in bytes per second";
}
leaf interface-mtu {
type uint16;
description "Interface MTU";
}
} // container packet-switch-capable
container time-division-multiplex-capable {
when
"../switching-capability = TDM" {
description "Valid only for TDM";
}
description
"Interface has time-division multiplex capabilities";
leaf minimum-lsp-bandwidth {
type decimal64 {
fraction-digits 2;
}
description
"Minimum LSP Bandwidth. Units in bytes per second";
}
leaf indication {
type enumeration {
enum "standard" {
value 0;
description
"Indicates support of standard SONET/SDH";
}
enum "arbitrary" {
value 1;
description
"Indicates support of arbitrary SONET/SDH";
}
}
description
"Indication whether the interface supports Standard or
Arbitrary SONET/SDH";
}
} // container time-division-multiplex-capable
} // list interface-switching-capabilities
container srlg {
description
"Shared Risk Link Group Attributes";
uses srlg-attributes;
} // container srlg
} // grouping ted-link-attributes
grouping srlg-attributes {
description
"Shared Risk Link Group Attributes";
reference
"RFC 5307, RFC 4203: ISIS / OSPF Extensions in Support of
Generalized Multi-Protocol Label Switching (GMPLS)";
list srlg-values {
key "srlg-value";
description
"List of Shared Risk Link Group this interface belongs to.";
leaf srlg-value {
type uint32;
description
"Shared Risk Link Group value";
}
} // list srlg-values
} // grouping srlg-attributes
} // module ted
