Internet Assigned Numbers Authority • Domains • Protocols • Numbers • About Generalized Multi-Protocol Label Switching (GMPLS) Signaling Parameters Created 2002-11-08 Last Updated 2020-07-23 Available Formats [IMG] XML [IMG] HTML [IMG] TXT Registries Included Below • LSP Encoding Types • Switching Types • Generalized PIDs (G-PID) • Actions • Interface_ID Types • Administrative Status Information Flags • Association Type • Ethernet Switching Granularities • Ethernet Sender TSpec TLVs/Ethernet Flowspec TLVs • Ethernet Bandwidth Profiles • Hierarchy Actions • Grid Subregistry • DWDM Channel Spacing Subregistry • CWDM Channel Spacing Subregistry • OTN Signal Type • Generalized SCSI (Switching Capability Specific Information) TLV Types • Special Purpose Generalized Label Values LSP Encoding Types Reference [RFC 3471][RFC 4328] Available Formats [IMG] CSV Range Registration Procedures Note 0-239 Standards Action 240-255 Assigned temporarily for Experimental Usage Not registered with IANA Value Name Reference 0 Unassigned 1 Packet [RFC 3471] 2 Ethernet [RFC 3471] 3 ANSI/ETSI PDH [RFC 3471] 4 Reserved [RFC 3471] 5 SDH ITU-T G.707 / SONET ANSI T1.105 [RFC 3471] 6 Reserved [RFC 3471] 7 Digital Wrapper [RFC 3471] 8 Lambda (photonic) [RFC 3471] 9 Fiber [RFC 3471] 10 Reserved [RFC 3471] 11 FiberChannel [RFC 3471] 12 G.709 ODUk (Digital Path) [RFC 4328] 13 G.709 Optical Channel [RFC 4328] 14 Line (e.g., 8B/10B) [RFC 6004] 15-239 Unassigned 240-255 Experimental Usage/temporarily Switching Types Registration Procedure(s) Standards Action Reference [RFC 3471][RFC 4328][RFC 7074] Available Formats [IMG] CSV Value Name Reference 0 Unassigned 1 Packet-Switch Capable-1 (PSC-1) [RFC 3471] 2 Deprecated [RFC 7074] 3 Deprecated [RFC 7074] 4 Deprecated [RFC 7074] 5 PSC with GSCSI support [RFC 8330] 6-29 Unassigned 30 Ethernet Virtual Private Line (EVPL) [RFC 6004] 31-39 Unassigned 40 802_1 PBB-TE [RFC 6060] 41-50 Unassigned 51 Layer-2 Switch Capable (L2SC) [RFC 3471] 52 L2SC with GSCSI support [RFC 8330] 53-99 Unassigned 100 Time-Division-Multiplex Capable (TDM) [RFC 3471] 101-109 Unassigned 110 OTN-TDM capable [RFC 7138] 111-124 Unassigned 125 Data Channel Switching Capable (DCSC) [RFC 6002] 126-149 Unassigned 150 Lambda-Switch Capable (LSC) [RFC 3471] 151 WSON-LSC [RFC 7688] 152 Flexi-Grid-LSC [RFC 8363] 153-199 Unassigned 200 Fiber-Switch Capable (FSC) [RFC 3471] 201-255 Unassigned Generalized PIDs (G-PID) Reference [RFC 3471][RFC 4328] Available Formats [IMG] CSV Range Registration Procedures References 0-31743 Standards Action [RFC 4328] 31744-32767 Assigned Temporarily for Experimental Usage [RFC 4328] 32768-65535 Standards Action [RFC 4328] Value Type Technology Reference 0 Unknown All [RFC 3471] 1 Reserved [RFC 3471] 2 Reserved [RFC 3471] 3 Reserved [RFC 3471] 4 Reserved [RFC 3471] 5 Asynchronous mapping of E4 SDH [RFC 3471] 6 Asynchronous mapping of DS3/T3 SDH [RFC 3471] 7 Asynchronous mapping of E3 SDH [RFC 3471] 8 Bit synchronous mapping of E3 SDH [RFC 3471] 9 Byte synchronous mapping of E3 SDH [RFC 3471] 10 Asynchronous mapping of DS2/T2 SDH [RFC 3471] 11 Bit synchronous mapping of DS2/T2 SDH [RFC 3471] 12 Reserved [RFC 3471] 13 Asynchronous mapping of E1 SDH [RFC 3471] 14 Byte synchronous mapping of E1 SDH [RFC 3471] 15 Byte synchronous mapping of 31 * DS0 SDH [RFC 3471] 16 Asynchronous mapping of DS1/T1 SDH [RFC 3471] 17 Bit synchronous mapping of DS1/T1 SDH [RFC 3471] 18 Byte synchronous mapping of DS1/T1 SDH [RFC 3471] 19 VC-11 in VC-12 SDH [RFC 3471] 20 Reserved [RFC 3471] 21 Reserved [RFC 3471] 22 DS1 SF Asynchronous SONET [RFC 3471] 23 DS1 ESF Asynchronous SONET [RFC 3471] 24 DS3 M23 Asynchronous SONET [RFC 3471] 25 DS3 C-Bit Parity Asynchronous SONET [RFC 3471] 26 VT/LOVC SDH [RFC 3471] 27 STS SPE/HOVC SDH [RFC 3471] 28 POS - No Scrambling, 16 bit CRC SDH [RFC 3471] 29 POS - No Scrambling, 32 bit CRC SDH [RFC 3471] 30 POS - Scrambling, 16 bit CRC SDH [RFC 3471] 31 POS - Scrambling, 32 bit CRC SDH [RFC 3471] 32 ATM mapping SDH, G.709 ODUk [RFC 3471]; [RFC 4328] 33 Ethernet PHY SDH, G.709 OCh, Lambda, Fiber [RFC 3471]; [RFC 4328] 34 SONET/SDH G.709 OCh, Lambda, Fiber [RFC 3471]; [RFC 4328] 35 Reserved (SONET deprecated) G.709 OCh, Lambda, Fiber [RFC 3471]; [RFC 4328] 36 Digital Wrapper Lambda, Fiber [RFC 3471] 37 Lambda Fiber [RFC 3471] 38 ANSI/ETSI PDH SDH [RFC 3471] 39 Reserved SDH [RFC 3471] 40 Link Access Protocol SDH (LAPS - X.85 and X.86) SDH [RFC 3471] 41 FDDI SDH, Lambda, Fiber [RFC 3471] 42 DQDB (ETSI ETS 300 216) SDH [RFC 3471] 43 FiberChannel-3 (Services) FiberChannel [RFC 3471] 44 HDLC SDH [RFC 3471] 45 Ethernet V2/DIX (only) SDH, Lambda, Fiber [RFC 3471] 46 Ethernet 802.3 (only) SDH, Lambda, Fiber [RFC 3471] 47 G.709 ODU-2.5G G.709 ODUk [RFC 4328]; [RFC 7139] 48 G.709 OTUk(v) G.709 OCh ODUk mapped into OTUk(v) [RFC 4328] 49 CBR/CBRa G.709 ODUk, G.709 OCh [RFC 4328] 50 CBRb G.709 ODUk [RFC 4328] 51 BSOT G.709 ODUk [RFC 4328] 52 BSNT G.709 ODUk [RFC 4328] 53 IP/PPP (GFP) G.709 ODUk (and SDH) [RFC 4328] 54 Ethernet MAC (framed GFP) G.709 ODUk (and SDH) [RFC 4328] 55 Ethernet PHY (transparent GFP) G.709 ODUk (and SDH) [RFC 4328] 56 SBCON/ESCON G.709 ODUk, Lambda, Fiber [RFC 4328]; [RFC 7139] 57 FICON G.709 ODUk, Lambda, Fiber [RFC 4328] 58 Fiber Channel G.709 ODUk, Lambda, Fiber [RFC 4328] 59 Framed GFP G.709 ODUk [RFC 7139] 60 STM-1 G.709 ODUk [RFC 7139] 61 STM-4 G.709 ODUk [RFC 7139] 62 InfiniBand G.709 ODUflex [RFC 7139] 63 SDI (Serial Digital Interface) G.709 ODUk [RFC 7139] 64 SDI/1.001 G.709 ODUk [RFC 7139] 65 DVB_ASI G.709 ODUk [RFC 7139] 66 G.709 ODU-1.25G G.709 ODUk [RFC 7139] 67 G.709 ODU-Any G.709 ODUk [RFC 7139] 68 Null Test G.709 ODUk [RFC 7139] 69 Random Test G.709 ODUk [RFC 7139] 70 64B/66B GFP-F Ethernet G.709 ODUk [RFC 7139] 71-31743 Unassigned 31744-32767 Experimental Usage/temporarily 32768-65535 Reserved [RFC 4328] Actions Registration Procedure(s) IETF Review or Specification Required Expert(s) Unassigned Reference [RFC 3471] Available Formats [IMG] CSV Value Description Reference 0 Inclusive List Indicates that the object/TLV contains one or more subchannel elements that are included in the Label Set. [RFC 3471] 1 Exclusive List Indicates that the object/TLV contains one or more subchannel elements that are excluded from the Label Set. [RFC 3471] Inclusive Range Indicates that the object/TLV contains a range of labels. The object/TLV contains two subchannel elements. The first 2 element indicates the start of the range. The second element indicates the end of the range. A value of zero indicates that there is [RFC 3471] no bound on the corresponding portion of the range. Exclusive Range Indicates that the object/TLV contains a range of labels that are excluded from the Label Set. The object/TLV 3 contains two subchannel elements. The first element indicates the start of the range. The second element indicates the end of the [RFC 3471] range. A value of zero indicates that there is no bound on the corresponding portion of the range. 4-255 Unassigned Interface_ID Types Registration Procedure(s) IETF Review or Specification Required Expert(s) Unassigned Reference [RFC 3471] Available Formats [IMG] CSV Type Length Format Description Reference 0 Unassigned 1 8 IPv4 Addr. IPv4 [RFC 3471] 2 20 IPv6 Addr. IPv6 [RFC 3471] 3 12 Compound IF_INDEX (Interface Index) [RFC 3471] 4 12 Compound COMPONENT_IF_DOWNSTREAM (Component interface) - DEPRECATED [RFC 3471]; [RFC 4201] 5 12 Compound COMPONENT_IF_UPSTREAM (Component interface) - DEPRECATED [RFC 3471]; [RFC 4201] 6 varies See [RFC 4920, Section 6.2] DOWNSTREAM_LABEL (GMPLS label) [RFC 4920] 7 varies See [RFC 4920, Section 6.2] UPSTREAM_LABEL (GMPLS label) [RFC 4920] 8 8 See [RFC 4920, Section 6.2] NODE_ID (TE Router ID) [RFC 4920] 9 x See [RFC 4920, Section 6.2] OSPF_AREA (Area ID) [RFC 4920] 10 x See [RFC 4920, Section 6.2] ISIS_AREA (Area ID) [RFC 4920] 11 8 See [RFC 4920, Section 6.2] AUTONOMOUS_SYSTEM (Autonomous system) [RFC 4920] 12 varies See [RFC 4920, Section 6.2] ERO_CONTEXT (ERO subobject) [RFC 4920] 13 varies See [RFC 4920, Section 6.2] ERO_NEXT_CONTEXT (ERO subobjects) [RFC 4920] 14 8 IPv4 Addr. PREVIOUS_HOP_IPv4 (Node address) [RFC 4920] 15 20 IPv6 Addr. PREVIOUS_HOP_IPv6 (Node address) [RFC 4920] 16 8 IPv4 Addr. INCOMING_IPv4 (Interface address) [RFC 4920] 17 20 IPv6 Addr. INCOMING_IPv6 (Interface address) [RFC 4920] 18 12 Compound INCOMING_IF_INDEX (Interface index) [RFC 4920] 19 varies See [RFC 4920, Section 6.2] INCOMING_DOWN_LABEL (GMPLS label) [RFC 4920] 20 varies See [RFC 4920, Section 6.2] INCOMING_UP_LABEL (GMPLS label) [RFC 4920] 21 8 See [RFC 4920, Section 6.2] REPORTING_NODE_ID (Router ID) [RFC 4920] 22 x See [RFC 4920, Section 6.2] REPORTING_OSPF_AREA (Area ID) [RFC 4920] 23 x See [RFC 4920, Section 6.2] REPORTING_ISIS_AREA (Area ID) [RFC 4920] 24 8 See [RFC 4920, Section 6.2] REPORTING_AS (Autonomous system) [RFC 4920] 25 varies See [RFC 4920, Section 6.2] PROPOSED_ERO (ERO subobjects) [RFC 4920] 26 varies See [RFC 4920, Section 6.2] NODE_EXCLUSIONS (List of nodes) [RFC 4920] 27 varies See [RFC 4920, Section 6.2] LINK_EXCLUSIONS (List of interfaces) [RFC 4920] 28 varies See [RFC 6389, Section 5] RSVP-TE P2MP LSP TLV [RFC 6389] 29 varies See [RFC 6389, Section 5] LDP P2MP LSP TLV [RFC 6389] 30 varies See [RFC 6389, Section 5] IP Multicast Tunnel TLV [RFC 6389] 31 varies See [RFC 6389, Section 5] MPLS Context Label TLV [RFC 6389] 32-511 Unassigned 512 8 See [RFC 4783] REFERENCE_COUNT [RFC 4783] 513 8 See [RFC 4783] SEVERITY [RFC 4783] 514 8 See [RFC 4783] GLOBAL_TIMESTAMP [RFC 4783] 515 8 See [RFC 4783] LOCAL_TIMESTAMP [RFC 4783] 516 varies See [RFC 4783] ERROR_STRING [RFC 4783] 517-65535 Unassigned Administrative Status Information Flags Registration Procedure(s) Standards Action Reference [RFC 4783] Available Formats [IMG] CSV Bit Number Hex Value Name Reference 0 0x80000000 Reflect (R) [RFC 3473]; [RFC 3471] 1-22 Unassigned 23 0x00000100 OAM Flows Enabled (M) [RFC 7260] 24 0x00000080 OAM Alarms Enabled (O) [RFC 7260] 25 0x00000040 Handover (H) [RFC 5852] 26 0x00000020 Lockout (L) [RFC 4872] 27 0x00000010 Inhibit Alarm Communication (I) [RFC 4783] 28 0x00000008 Call control (C) [RFC 4974] 29 0x00000004 Testing (T) [RFC 3473]; [RFC 3471] 30 0x00000002 Administratively down (A) [RFC 3473]; [RFC 3471] 31 0x00000001 Deletion in progress (D) [RFC 3473]; [RFC 3471] Association Type Registration Procedure(s) Standards Action Reference [RFC 4872] Available Formats [IMG] CSV Value Name Reference 0 Reserved [RFC 4872] 1 Recovery (R) [RFC 4872] 2 Resource Sharing (S) [RFC 4873]; [RFC 6780] 3 Double-Sided Associated Bidirectional LSP (D) [RFC 7551] 4 Single-Sided Associated Bidirectional LSP (A) [RFC 7551] 5 Bypass Summary FRR Ready Association (B-SFRR-Ready) [RFC 8796, Section 3.1] 6 Bypass Summary FRR Active Association (B-SFRR-Active) [RFC 8796, Section 3.2] 7-65535 Unassigned Ethernet Switching Granularities Registration Procedure(s) Standards Action Reference [RFC 6003] Available Formats [IMG] CSV Value Switching Granularity Reference 0 Provided in signaling. [RFC 6004]; [RFC 6003] 1 Ethernet Port (for port-based service) [RFC 6003] 2 Ethernet Frame (for EVC-based service) [RFC 6003] 3-239 Unassigned 240-254 Reserved for Vendor-Specific Use [RFC 6003] 255 Reserved [RFC 6003] 256-65535 Not assigned at this time [RFC 6003] Ethernet Sender TSpec TLVs/Ethernet Flowspec TLVs Registration Procedure(s) Standards Action Reference [RFC 6003] Available Formats [IMG] CSV Type Description Reference 0 Reserved [RFC 6003] 1 Reserved [RFC 6003] 2 Ethernet Bandwidth Profile [RFC 6003] 3 Layer 2 Control Protocol (L2CP) [RFC 6003] 4 Bandwidth Availability [RFC 8625] 5-239 Unassigned 240-254 Reserved for Vendor-Specific Use [RFC 6003] 255 Reserved [RFC 6003] 256-65535 Not assigned at this time [RFC 6003] Ethernet Bandwidth Profiles Registration Procedure(s) Standards Action Reference [RFC 6003] Available Formats [IMG] CSV Bit Number Hex Value Name Reference 0 0x01 Coupling Flag (CF) [RFC 6003] 1 0x02 Color Mode (CM) [RFC 6003] Hierarchy Actions Registration Procedure(s) Standards Action Reference [RFC 6107] Available Formats [IMG] CSV Bit Number Hex Value Name Reference 0-2 Unassigned 3 0x10 Hierarchy/stitching (H) [RFC 6107] 4 0x08 Bundle (B) [RFC 6107] 5 0x04 Routing adjacency (R) [RFC 6107] 6 0x02 TE link (T) [RFC 6107] 7 0x01 Private (P) [RFC 6107] Grid Subregistry Registration Procedure(s) Standards Action Reference [RFC 6205] Available Formats [IMG] CSV Value Grid Reference 0 Reserved [RFC 6205] 1 ITU-T DWDM [RFC 6205] 2 ITU-T CWDM [RFC 6205] 3 ITU-T Flex [RFC 7699] 4-7 Unassigned DWDM Channel Spacing Subregistry Registration Procedure(s) Standards Action Reference [RFC 6205] Available Formats [IMG] CSV Value Channel Spacing (GHz) Reference 0 Reserved [RFC 6205] 1 100 [RFC 6205] 2 50 [RFC 6205] 3 25 [RFC 6205] 4 12.5 [RFC 6205] 5 6.25 [RFC 7699] 6-15 Unassigned CWDM Channel Spacing Subregistry Registration Procedure(s) Standards Action Reference [RFC 6205] Available Formats [IMG] CSV Value Channel Spacing (nm) Reference 0 Reserved [RFC 6205] 1 20 [RFC 6205] 2-15 Unassigned OTN Signal Type Expert(s) Daniele Ceccarelli, Fatai Zhang Reference [RFC 7139][RFC 7892] Available Formats [IMG] CSV Range Registration Procedures Note 0-255 Standards Action standards-track documents 0-255 Specification Required other documents Value Name Reference 0 Not significant [RFC 4328] 1 ODU1 (i.e., 2.5Gbps) [RFC 4328] 2 ODU2 (i.e., 10Gbps) [RFC 4328] 3 ODU3 (i.e., 40Gbps) [RFC 4328] 4 ODU4 (i.e., 100Gbps) [RFC 7139] 5 Unassigned [RFC 4328] 6 OCh at 2.5Gbps [RFC 4328] 7 OCh at 10Gbps [RFC 4328] 8 OCh at 40Gbps [RFC 4328] 9 OCh at 100Gbps [RFC 7139] 10 ODU0 (i.e., 1.25Gbps) [RFC 7139] 11 ODU2e (i.e., 10Gbps for FC1200 and GE LAN) [RFC 7139] 12-19 Unassigned 20 ODUflex(CBR) (i.e., 1.25*N Gbps) [RFC 7139] 21 ODUflex(GFP-F), resizable (i.e., 1.25*N Gbps) [RFC 7139] 22 ODUflex(GFP-F), non resizable (i.e., 1.25*N Gbps) [RFC 7139] 23 ODU1e (10Gbps Ethernet [G.Sup43]) [RFC 7963] 24-25 Unassigned 26 ODU3e1 (40Gbps Ethernet [G.Sup43]) [RFC 7963] 27 ODU3e2 (40Gbps Ethernet [G.Sup43]) [RFC 7963] 28-255 Unassigned Generalized SCSI (Switching Capability Specific Information) TLV Types Registration Procedure(s) Specification Required Expert(s) Lou Berger, Vishnu Beeram Reference [RFC 8258] Available Formats [IMG] CSV Value SCSI-TLV Switching Type Reference 0 Reserved [RFC 8258] 1-9 Unassigned 10 Availability 5, 52 [RFC 8330] 11 Frequency Availability Bitmap 152 [RFC 8363] 12-65535 Unassigned Special Purpose Generalized Label Values Registration Procedure(s) Standards Action Reference [RFC 8359] Available Formats [IMG] CSV Pattern/Value Label Name Applicable Objects Reference all-ones Unassigned Upstream Label UPSTREAM_LABEL [RFC 8359] Licensing Terms