2017-12-04 15:32:02 作者：james.zhu 来源：Asterisk微信公众号 评论：0点击： 我们在前面的讲座中已经比较全面完整地介绍了SIP NAT的解决方案，现在我们重点介绍一下SIP的trunk一些技术概要。网络上已经有很多关于SIP trunk的功能介绍和配置介绍，很多资料已经可以帮助 ...

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 ...

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 ...

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 ...

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

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 ...

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 ...

The implementation was a bit easier than a year ago when I snagged my first SIP trunks to begin testing and evaluating the service. Cutting the Verizon cord was a long mulled-over decision. The ...

I am setting up an IP phone system for an office with 20 people. Can anyone recommend a reliable SIP trunk provider? We have a Grandstream UCM6208 PBX. Most calls made will be international. I am ...

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 ...