As accounting interim update plus
Table G.8. Accounting-Stop
| AVP | No. | Usage |
| Called-Station-Id | 30 | Called number as received on L2TP |
| Calling-Station-Id | 31 | Calling number as received on L2TP |
| Acct-Status-Type | 40 | 1 Start |
| Acct-Session-Id | 44 | Unique ID for session |
| Acct-Terminate-Cause | 49 | Cause code as appropriate |
| Acct-Event-Timestamp | 55 | Time call ended |
| Chargeable-User-Identity | 89 | CUI for this call |
| NAS-Identifier | 32 | Configured hostname of FireBrick |
| NAS-IP-Address | 4 | Far end IPv4 address for SIP if using IPv4 |
| NAS-IPv6-Address | 95 | Far end IPv6 address for SIP if using IPv6 |
| NAS-Port | 5 | Far end UDP port for SIP |
