The main challenge: Even if an enterprise wants to interconnect different IPT islands, there is no real incentive for two different vendors to interoperate. VoIP/IPT systems have proliferated to the ...

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 ...

Epsilon, a privately owned global communications service provider, has announced Brightlink IP, a leading global IP communications provider, has joined the SIP Trunk Federation. The Federation ...

Enterprises should consider centralizing all their voice trunks into their data centers as they move to VoIP/SIP. Enterprises should consider centralizing all their voice trunks into their data ...

Back in the days of wireline telephony, when all phone calls went over the Public Switched Telephony Network (PSTN), businesses would purchase “trunks” -dedicated lines or a bundle of circuits – from ...

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This vendor-written tech primer has been edited to eliminate product promotion, but readers should note it will likely favor the submitter’s approach. IT managers often think of Session Initiation ...

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 ...

TRAVERSE CITY -- Appia Communications, a provider of managed communications and network services, Thursday announced a new SIP (session Internet Protocol) trunking option with unlimited inbound and ...