Tags » IP Phone

SIP based VoIP calling.

A softphone software allow a computer to commence a voice call by using an internet connection and let the user get free from the traditional telephone or mobile phone in order to make a call to any other mobile device anywhere in the world. 520 more words

Bypassing Broken SIP ALG Implementations

The SIP protocol is commonly used for IP telephone communications. Unfortunately it’s notorious for having issues with NAT traversal. Even some major vendors can’t seem to get it right. 294 more words

Router