Copyright @ 2011-2015 Dinstar
The name of the SIP profile
The local listening port of SIP. If the SIP profile is used by a SIP trunk, the port
filled in here is the listening port for the SIP trunk.
Methods for NAT traversal, including uPNP/NAT-PMP, IP Address, Stun, and
Host.
There are three modes, including SIP Info, INBAND, RFC2833.
Provisional Response ACKnowledgement
The validity period of current registration. It is 1800 seconds by default
To take the remote device or the local device as priority for inbound codec