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We have been running VOIP on our frame-relay networks using PVCs to regulate voice/data traffic for about 3 years now with great success. I was informed a few days ago that we are going to be looking at replacing our frame-relay networks with an IP ...
Funny you mention this as in about two weeks we will start converting our 19 location frame relay network to MCI's MPLS network. We too run a central Call Manager/Unity solution. Our current plans will be to use BGP/EIGRP over BGP. We haven't work...
If you are curious/concerned about what is going on try sniffing out a phone while it boots. You will most likely see the cause of your TFTP file not founds there. The most common cause of this is the request of the certificate (CTPSEP[MACADDRESS]....
Well if this is a pretty broad question. First off if you want to connect your router to external trunks you want to use 2FXO cards, 2FXS cards are used to provide the ability to tie in analog telephony devices to your VOIP network. The configurati...
Your telco might be rejecting the call because you are not submitting a valid 10-digit number that the call is coming from. We have two PRIs that work fine for local but unless we report a valid 10-digit number as it's calling-party id the call gets...
We have this problem as well. What I have tracked down so far is that since the applet runs local to your PC when it runs it sends your local credentials to the Unity Server on load. Obviously if you are on two different domains this fails. The Ev...
