On either side of that somewhat soft SIP trunk demarc, security continues to be important, and it's still a matter of contention on who's willing to pay for what services. In case you don't know him, ...

GTT Communications Inc., a leading networking and security as a service provider for multinational organizations, today ...

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 ...

For those with lots of distributed PBXs or key systems, adopting SIP trunking means deploying SIP-to-PRI gateways or managing large numbers of new trunks. New offerings based on session management can ...

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 ...

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 ...

GTT provides global telephone numbers and termination, and its services are interoperable with leading Cloud Phone vendors, ...

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.

Some companies may elect to use different compression schemes on the intra-company calls they place on their MPLS networks, but if the call is transiting the SIP Trunk for offnet purposes (both on an ...

AUSTIN, TX--(Marketwired - Sep 29, 2015) - One Source Networks (OSN)-- the UCC, managed network, and technology life cycle services partner of choice to large global enterprises -- announced today ...

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 ...