XO Communications has unveiled an enterprise-class, multi-site Session Initiation Protocol trunking solution designed to add flexibility and scalability to distributed voice network architecture for a ...

Just what is SIP trunking? Let’s take it one part at a time. SIP refers to Session Initiation Protocol, the standard developed in the 1990s by the Internet Engineering Task Force that is used to set ...

TRAVERSE CITY -- Appia Communications, a provider of managed communications and network services, announced SIP trunking with no call path limitations. "Call path restrictions do not adapt to ...

BT is extending the global reach of Onevoice's SIP trunking capabilities, which allow multinational companies to plug their unified communications systems into various countries' local voice services.

SAN FRANCISCO, CA--(Marketwired - May 22, 2014) - Currently, many businesses have difficulty finding an effective way to communicate. Although landline services are sufficient, many businesses find ...

The merits of SIP trunking have been talked about for years and now it looks like businesses are aggressively adopting the technology, lured by striking cost savings and the promise of new ...

DUBLIN--(BUSINESS WIRE)--Research and Markets (http://www.researchandmarkets.com/research/gc9tj4/analysis_of_the) has announced the addition of the "Analysis of the ...

So our phone system people are trying to setup a SIP trunk on our Mitel 3300 unit. I open up firewall ports and setup 1:1 NAT for the PBX's IP, everything looks like it should be OK. They are telling ...

TDM trunks have long served to connect corporate PBXs to the public switched telephone network (PSTN). But with more companies moving to VoIP, SIP trunking has become an increasingly popular ...