Border Gateway Protocol (BGP) Tunnel Encapsulation
2024-01-12
BGP Tunnel Encapsulation Attribute Tunnel Types
First Come First Served
0
Reserved
1
L2TPv3 over IP
2
GRE
3
Transmit tunnel endpoint (DEPRECATED)
4
IPsec in Tunnel-mode (DEPRECATED)
5
IP in IP tunnel with IPsec Transport Mode (DEPRECATED)
6
MPLS-in-IP tunnel with IPsec Transport Mode (DEPRECATED)
7
IP in IP
8
VXLAN Encapsulation
9
NVGRE Encapsulation
10
MPLS Encapsulation
11
MPLS in GRE Encapsulation
12
VXLAN GPE Encapsulation
13
MPLS in UDP Encapsulation
14
IPv6 Tunnel
15
SR TE Policy Type
16
Bare
17
SR Tunnel (DEPRECATED)
18
Cloud Security
19
Geneve Encapsulation
20
Any-Encapsulation
21
GTP Tunnel Type
22
Dynamic Path Selection (DPS) Tunnel Encapsulation
23
Originating PE (OPE)
24
Dynamic Path Selection (DPS) Policy
25
SDWAN-Hybrid
26
X-over-UDP
27-65535
Unassigned
BGP Tunnel Encapsulation Attribute Sub-TLVs
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
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.
0
Reserved
1
Encapsulation
2
Protocol Type
3
IPsec Tunnel Authenticator (DEPRECATED)
4
Color
5
Load-Balancing Block
6
Tunnel Egress Endpoint
7
DS Field
8
UDP Destination Port
9
Embedded Label Handling
10
MPLS Label Stack
11
Prefix-SID
12
Preference sub-TLV
(TEMPORARY - registered 2017-10-12, extension registered 2023-07-10, expires 2024-10-12)
13
Binding SID sub-TLV
(TEMPORARY - registered 2017-10-12, extension registered 2023-07-10, expires 2024-10-12)
14
ENLP sub-TLV (TEMPORARY - registered 2019-08-29, extension registered 2023-07-10, expires 2024-08-29)
15
Priority sub-TLV (TEMPORARY - registered 2019-08-29, extension registered 2023-07-10, expires 2024-08-29)
16
SPI/SI Representation Sub-TLV
17-19
Unassigned
20
SRv6 Binding SID sub-TLV (TEMPORARY - registered 2021-05-25, extension registered 2023-05-25, expires 2024-05-25)
21-63
Unassigned
64
IPSEC-SA-ID
draft-ietf-idr-sdwan-edge-discovery-04, Section 6.3
65
Extended Port Property
draft-ietf-idr-sdwan-edge-discovery-04, Section 6.4
66
Underlay ISP Properties
draft-ietf-idr-sdwan-edge-discovery-04, Section 6.5
67
IPsec SA Nonce
draft-ietf-idr-sdwan-edge-discovery-04, Section 7.1
68
IPsec Public Key
draft-ietf-idr-sdwan-edge-discovery-04, Section 7.2
69
IPsec SA Proposal
draft-ietf-idr-sdwan-edge-discovery-04, Section 7.3
70
Simplified IPsec SA
draft-ietf-idr-sdwan-edge-discovery-04, Section 7.4
71-122
Unassigned
123
NRP
124
RPF
125
Tree Label Stack
126-127
Reserved for Experimental Use
128
Segment List sub-TLV
(TEMPORARY - registered 2017-10-12, extension registered 2023-07-10, expires 2024-10-12)
129
Policy CP Name sub-TLV (TEMPORARY - registered 2019-08-29, extension registered 2023-07-10, expires 2024-08-29)
130
Policy Name sub-TLV (TEMPORARY - registered 2021-05-25, extension registered 2023-05-25, expires 2024-05-25)
131-191
Unassigned
192
The WAN ID Sub-TLV
193
The Bytes Sub-TLV
194
IPSEC DIM sub-TLV
195
IPSEC Key Exchange sub-TLV
196
IPSEC SA Proposals sub-TLV
197
Service Segment List
198
Service Vtep
199-252
Unassigned
253-254
Reserved for Experimental Use
255
Reserved
Flags Field of VXLAN Encapsulation Sub-TLVs
Standards Action
0
V (VN-ID)
1
M (MAC Address)
2-7
Unassigned
Flags Field of NVGRE Encapsulation Sub-TLVs
Standards Action
0
V (VN-ID)
1
M (MAC Address)
2-7
Unassigned
Embedded Label Handling Sub-TLVs
Standards Action
0
Reserved
1
Payload of MPLS with embedded label
2
No embedded label in payload
3-255
Unassigned
Hongda Huang
mailto:hongda&arista.com
2023-07-19
Jeffrey Haas
mailto:jhaas&juniper.net
2023-03-22
Keyur Patel
mailto:keyur&arrcus.com
2021-05-14
Martin Djernaes
mailto:mdjernaes&juniper.net
2016-03-30
Nischal Sheth
mailto:nsheth&juniper.net
2017-08-16
Ramesh Babu Yakkala
mailto:ryakkala&cisco.com
2020-02-18
Sarah Chen
mailto:sarahchen&arista.com
2022-02-01
Tetsuya Murakami
mailto:tetsuya&arrcus.com
2021-05-14
Venkit Kasiviswanathan
mailto:venkit&arista.com
2021-09-10