HERNDON, VA--(Marketwired - Sep 4, 2013) - XO Communications today introduced session-free pricing for SIP trunking. New simplified pricing eliminates session charges for XO Enterprise SIP, the ...

SAN FRANCISCO, CA--(Marketwired - Mar 16, 2015) - Twilio, the leading cloud communications platform company, today announced the global availability of Twilio Elastic SIP Trunking along with an SLA ...

I’m trying to get info from a supplier and they are insistent that a trunk is a 1 to 1 with a call. Now I am 99.999% sure he's wrong, but before I tell him so I wanted to make sure someone who knows ...

SIP trunking is a type of protocol used for VoIP, although the relationship between the two has often been confused. In this article, we’ll take a close look at what exactly SIP is, what SIP trunks ...

Before kissing TDM voice goodbye, make sure sellers keep their pricing and performance promises, and that you don't put your network or its economics at risk. Here's how. SIP trunking (VoIP based on ...