Border Gateway Protocol (BGP) Tunnel Encapsulation

Last Updated
2021-09-10
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Registries included below

BGP Tunnel Encapsulation Attribute Tunnel Types

Registration Procedure(s)
First Come First Served
Reference
[RFC9012]
Available Formats

CSV
Value Description Reference
0 Reserved [RFC9012]
1 L2TPv3 over IP [RFC9012]
2 GRE [RFC9012]
3 Transmit tunnel endpoint (DEPRECATED) [RFC9012]
4 IPsec in Tunnel-mode (DEPRECATED) [RFC9012]
5 IP in IP tunnel with IPsec Transport Mode (DEPRECATED) [RFC9012]
6 MPLS-in-IP tunnel with IPsec Transport Mode (DEPRECATED) [RFC9012]
7 IP in IP [RFC9012]
8 VXLAN Encapsulation [RFC8365]
9 NVGRE Encapsulation [RFC8365]
10 MPLS Encapsulation [RFC8365]
11 MPLS in GRE Encapsulation [RFC8365]
12 VXLAN GPE Encapsulation [RFC8365]
13 MPLS in UDP Encapsulation [RFC7510][RFC Errata 4350]
14 IPv6 Tunnel [Martin_Djernaes]
15 SR TE Policy Type [draft-ietf-idr-segment-routing-te-policy]
16 Bare [Nischal_Sheth]
17 SR Tunnel (DEPRECATED) [RFC9125]
18 Cloud Security [Ramesh_Babu_Yakkala]
19 Geneve Encapsulation [RFC8926]
20 Any-Encapsulation [draft-ietf-bess-bgp-multicast-controller-06]
21 GTP Tunnel Type [Keyur_Patel][Tetsuya_Murakami]
22 Dynamic Path Selection (DPS) Tunnel Encapsulation [Venkit_Kasiviswanathan]
23-65535 Unassigned

BGP Tunnel Encapsulation Attribute Sub-TLVs

Reference
[RFC9012]
Note
If the Sub-TLV Type is in the range from 0 to 127 (inclusive), the
Sub-TLV Length field contains one octet. If the Sub-TLV Type is
in the range from 128 to 255 (inclusive), the Sub-TLV Length field
contains two octets.
    
Available Formats

CSV
Range Registration Procedures
1-63 Standards Action
64-125 First Come First Served
126-127 Experimental Use
128-191 Standards Action
192-252 First Come First Served
253-254 Experimental Use
Value Description Reference
0 Reserved [RFC9012]
1 Encapsulation [RFC9012]
2 Protocol Type [RFC9012]
3 IPsec Tunnel Authenticator (DEPRECATED) [RFC9012]
4 Color [RFC9012]
5 Load-Balancing Block [RFC5640]
6 Tunnel Egress Endpoint [RFC9012]
7 DS Field [RFC9012]
8 UDP Destination Port [RFC9012]
9 Embedded Label Handling [RFC9012]
10 MPLS Label Stack [RFC9012]
11 Prefix-SID [RFC9012]
12 Preference sub-TLV (TEMPORARY - registered 2017-10-12, extension registered 2020-08-28, expires 2021-10-12) [draft-ietf-idr-segment-routing-te-policy]
13 Binding SID sub-TLV (TEMPORARY - registered 2017-10-12, extension registered 2020-08-28, expires 2021-10-12) [draft-ietf-idr-segment-routing-te-policy]
14 ENLP sub-TLV (TEMPORARY - registered 2019-08-29, extension registered 2021-07-20, expires 2022-08-29) [draft-ietf-idr-segment-routing-te-policy]
15 Priority sub-TLV (TEMPORARY - registered 2019-08-29, extension registered 2021-07-20, expires 2022-08-29) [draft-ietf-idr-segment-routing-te-policy]
16 SPI/SI Representation Sub-TLV [RFC9015]
17-19 Unassigned
20 SRv6 Binding SID sub-TLV (TEMPORARY - registered 2021-05-25, expires 2022-05-25) [draft-ietf-idr-segment-routing-te-policy-12]
21-122 Unassigned
123 VTN [draft-dong-idr-sr-policy-vtn-00]
124 RPF [draft-ietf-bess-bgp-multicast-controller-06]
125 Tree Label Stack [draft-ietf-bess-bgp-multicast-controller-06]
126-127 Reserved for Experimental Use [RFC9012]
128 Segment List sub-TLV (TEMPORARY - registered 2017-10-12, extension registered 2020-08-28, expires 2021-10-12) [draft-ietf-idr-segment-routing-te-policy]
129 Policy CP Name sub-TLV (TEMPORARY - registered 2019-08-29, extension registered 2021-07-20, expires 2022-08-29) [draft-ietf-idr-segment-routing-te-policy]
130 Policy Name sub-TLV (TEMPORARY - registered 2021-05-25, expires 2022-05-25) [draft-ietf-idr-segment-routing-te-policy-12]
131-191 Unassigned
192 The WAN ID Sub-TLV [Venkit_Kasiviswanathan]
193 The Bytes Sub-TLV [Venkit_Kasiviswanathan]
194 IPSEC DIM sub-TLV [Venkit_Kasiviswanathan]
195 IPSEC Key Exchange sub-TLV [Venkit_Kasiviswanathan]
196 IPSEC SA Proposals sub-TLV [Venkit_Kasiviswanathan]
197-252 Unassigned
253-254 Reserved for Experimental Use [RFC9012]
255 Reserved [RFC9012]

Flags Field of VXLAN Encapsulation Sub-TLVs

Registration Procedure(s)
Standards Action
Reference
[RFC9012]
Available Formats

CSV
Bit Position Description Reference
0 V (VN-ID) [RFC9012]
1 M (MAC Address) [RFC9012]
2-7 Unassigned

Flags Field of NVGRE Encapsulation Sub-TLVs

Registration Procedure(s)
Standards Action
Reference
[RFC9012]
Available Formats

CSV
Bit Position Description Reference
0 V (VN-ID) [RFC9012]
1 M (MAC Address) [RFC9012]
2-7 Unassigned

Embedded Label Handling Sub-TLVs

Registration Procedure(s)
Standards Action
Reference
[RFC9012]
Available Formats

CSV
Value Description Reference
0 Reserved [RFC9012]
1 Payload of MPLS with embedded label [RFC9012]
2 No embedded label in payload [RFC9012]
3-255 Unassigned

Color Extended Community Flags

Registration Procedure(s)
Standards Action
Reference
[RFC9012]
Available Formats

CSV
Bit Position Description Reference
0-1 Color-only bits (TEMPORARY - registered 2021-05-25, expires 2022-05-25) [draft-ietf-idr-segment-routing-te-policy-12]
2-15 Unassigned

Contact Information

ID Name Contact URI Last Updated
[Keyur_Patel] Keyur Patel mailto:keyur&arrcus.com 2021-05-14
[Martin_Djernaes] Martin Djernaes mailto:mdjernaes&juniper.net 2016-03-30
[Nischal_Sheth] Nischal Sheth mailto:nsheth&juniper.net 2017-08-16
[Ramesh_Babu_Yakkala] Ramesh Babu Yakkala mailto:ryakkala&cisco.com 2020-02-18
[Tetsuya_Murakami] Tetsuya Murakami mailto:tetsuya&arrcus.com 2021-05-14
[Venkit_Kasiviswanathan] Venkit Kasiviswanathan mailto:venkit&arista.com 2021-09-10