3.1.3 Initialization
The underlying game session MUST be established before the voice client can begin operation. In addition, the following MUST occur:
The Voice Client List is set to empty.
Current Host Order ID is set to 0xFFFFFFFF.
Current Voice Server DVID is set to 0 if the game session is peer-to-peer or the DVID of the voice server if the game session is in client/server mode.
Current Voice Target List is set to empty.
Jitter Buffers are initialized.
Current Message Number is set to 0.
Current Sequence Number is set to 0.