How to Connect¶
Please find the IP addresses and port numbers used for the Inbound Voice service in the table below.
|Server||IP||SIP Port||RTP Port|
|Primary Voice Server (SIP+RTP)||18.104.22.168||5060||10 000 - 20 000|
|Secondary Voice Server (SIP+RTP)||22.214.171.124||5060||10 000 - 20 000|
Our Voice services support RFC2833.
Our Voice services support G.711 a-law codec.
We support the following SIP requests: INVITE, ACK, CANCEL, BYE, PRACK, OPTIONS and UPDATE
Session KeepAlive Timer¶
The timer indicates the times in seconds that an active session (call) must be refreshed (by UPDATE or re-INVITE) in order to guarantee that the endpoint is still operational and is not downed. The timer is set to 1800 seconds.