About aaaaa2209

aaaaa2209 · 11-01-2011

Hello everyone, I have a problem with my UC 520. The question is as the title says. This is a lab environment. I connect the UC520 to a 3745 using T1 PRI. I have a CIPC register to the 3745 and a 7941 phone register to UC520. The CIPC can call 7941...

aaaaa2209 · 02-25-2011

Hello, everyone. The company is considering to upgrade our CallManager 4.2 to CUCM 8. I have some questions: 1, should I upgrade the current unity 4 to Unity connection 8? Is unity 4 working fine with CUCM8? I am asking this because we think this ca...

aaaaa2209 · 11-03-2011

Thanks Marcus, It would be more difficult to do this in the VoIP way since my lab's topology. I gave up VoIP when I find the connection issue between the two phones. However I use the debug voip ccapi inout command and find out that the route is vi...

aaaaa2209 · 10-08-2011

Hello Rob, I think CUCM and Router are only about layer 3 relative. The CUCM backhaul the layer 3 info from router. The router will transfer the info of L1 and L2 back to the CUCM for it to make a decision. Even the router doesn't have L1 connect...

Member Since	‎02-25-2011 08:30 AM
Date Last Visited	‎02-24-2020 02:19 PM
Posts	4

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UC520 cannot be called, but it can call out

Upgrade from CCM4.2 to CUCM8

UC520 cannot be called, but it can call out

Re: MGCP Unregistered