Manual



described in the







 
 
 The server does not forward calls beyond its own domain.
 The server does not support the chosen codec.
 The called device does not support the chosen codec.
 The address is a POTS telephone number, and POTS interworking is not supported.
 The address is a POTS telephone number, and no credit is available (most services charge for this).




 IP Port

data is passed on the RTP ports. Changing this port number will change which incoming ports are used to


VoIP devices.
 RTP Port - This is one of two port numbers used for audio data transfer (the port number directly above



end. Changing this port to  is the default port for other
services on Comrex codecs.

 - See the 

 - See the 

 - Only applies to 

