The "Tunnel-Type" AVP
The "Tunnel-Type" Diameter AVP, which is of type Enumerated, uses the AVP code "64".
It has the MANDATORY flag, the MAY-ENCRYPT flag.
It is part of the Tunneling grouped AVP.
It is an enumerated AVP, which can hold the following values:
| Name | Integer value |
|---|---|
| PPTP | 1 |
| L2F | 2 |
| L2TP | 3 |
| ATMP | 4 |
| VTP | 5 |
| AH | 6 |
| IP-IP-Encap | 7 |
| MIN-IP-IP | 8 |
| ESP | 9 |
| GRE | 10 |
| DVS | 11 |
| IP-in-IP Tunneling | 12 |
| VLAN | 13 |
| Update source | Insertion date |
|---|---|
| Wireshark | 2026-04-26 07:12 |