This registry contains values of the second octet (the "Sub-Type"
field) of an extended community when the value of the first
octet (the "Type" field) is 0x01.
References: RFC 7153
| Value | Defined by | Name | Description | References |
|---|---|---|---|---|
| 0x02 | IANA | Route Target | - | RFC 4360 |
| 0x03 | IANA | Route Origin | - | RFC 4360 |
| 0x04 | IANA | IPv4-Address-Specific IFIT Tail Community | - | - |
| 0x05 | IANA | OSPF Domain Identifier | - | RFC 4577 |
| 0x07 | IANA | OSPF Route ID | - | RFC 4577 |
| 0x09 | IANA | Node Target Extended Community | - | - |
| 0x0A | IANA | L2VPN Identifier | - | RFC 6074 |
| 0x0B | IANA | VRF Route Import | - | RFC 6514 |
| 0x0C | IANA | Flow-spec Redirect to IPv4 | - | - |
| 0x10 | IANA | Cisco VPN-Distinguisher | - | Eric Rosen |
| 0x12 | IANA | Inter-Area P2MP Segmented Next-Hop | - | RFC 7524 |
| 0x13 | IANA | Route-Target Record | - | - |
| 0x14 | IANA | VRF-Recursive-Next-Hop-Extended-Community | - | Dhananjaya Rao |
| 0x15 | IANA | RT-derived-EC | - | - |
| 0x20 | IANA | MVPN SA RP-address Extended Community | - | RFC 9081 |