G.6. Disconnect

A disconnect message is accepted as per RFC5176, if the session can be disconnected, and ACK is sent, else a NAK

Table G.7. Disconnect

AVPNo.Usage
Acct-Session-Id44Unique ID for session
Chargeable-User-Identity89This is used as CQM graph name.
Acct-Terminate-Cause49Cause code as appropriate to be used in accounting stop message

The session is identified by Acct-Session-Id if present, else by Chargeable-User-Identity. No other identification parameters are supported. If sent then they are ignored.