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7920s and CER

I have a customer in a large campus environment. They are employing Cisco CER and have recently introduced wireless 7920s into their VoIP network. They want to be able to go from building to building with the same phone and have emergency services ...

d.kettler by Beginner
  • 1 replies
  • 0 Helpful votes

Installing Unity 4.0(4)

Hi everyone,I am running a POC for IP Telephony and I want to create a fully working environment. I have installed CCM 4.01 and it works great, now I want to install Unity 4.0(4).I have downloaded the proper files and installed the software, but it d...

dknov by Participant
  • 1 replies
  • 0 Helpful votes

Problem with the clock

I have a problem with the clock source.in this situation is the router giving the clock to the Alcatel.im receiving this error from the routerFeb 22 10:56:08.626 GMT: BRI1/0: !!!CHECK CLOCK SOURCE!!! and the interface is disabled due to Lost framing ...

hbejinha by Beginner
  • 3 replies
  • 0 Helpful votes


I know this is somewhat dated, but does anyone have experience with the CCM sim that is included in the SDK?I took some 7940s out of the box fresh (so we don't have a firmware issue) and connected them to a small network with a CCM sim on it. They r...