Hi We have just bought a SIP trunk for telephony service, but its a one way connection. Incoming calls succeed but  outgoing calls fail. The following lines are outputs from "show ccsip all". to (STATE_DEAD, SUBSTATE_NONE)*May 12 05:27:29.515: //4/CF...

Hi Everybody I am planning to run CUCM v10.5 behind a Cisco 2951 as system gateway. Because I have Cisco 7912 phones in my network, I have to have some phones under CME and some phones under CUCM. In this way, I thought that I have to setup IVR on C...

Hi Evreybody I have some cisco 7912 ip phones and I am going to use them with my newly installed CUCm 10.5.Though this device type is not an option in phone addition menue, As I heard, this phone is not supported in this version, but it is present i...

Hello Everybody I have just received a Cisco 2951 that someone has formatted its flash. There is not CME files and directories on flash:/. I tried to load firmware for my 7906 phones. I tried to configure but Phones do not register. So, can anybody h...

Hi I have only a valid IP address available. I have to make several servers accessible behind this address on a Cisco 2911 router. I was thinking of port forwarding that seems to me as an equivalent for STATIC PAT in ASAs.  Has anybody tested this b...