IP Telephony and Phones

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Hi all, hope someone can assist with this. I have two offices - A and B Currently, there is a IP phone system in office A on 192.168.10.0 /24 network. Office B communicates with office A with the use of a VPN between the two offices and routed dire...

i install a CUCM 10 and restore a config from CUCM 8 now there have a feature can't come true. in CUCM 8 there has 4 7941 , all the 7941 second line has a same DN 27004 when a call incoming all 7941 will ring. After a 7941 connect , another 7941 o...

bo liu by Level 4
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  • 2 replies
  • 0 Helpful votes

We have 4 PRI Lines termination on 3 H323 VG. One VG terminates Two PRI Lines. Need a mechanism to check the PRI Utilization over period of Time. What i have found is In RTMT you can monitor the PRI Usage but we have to keep RTMT Counter On and save ...

I have a lab set up with the below physical configuration.  I’m trying to route a call out the VG to my CME Router via a VWIC ports to simulate a PRI connection to Telco.  For some reason I’m not matching my outgoing Dial-peer on the VG.  I see in th...

aaron-saz by Level 1
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  • 9 replies
  • 0 Helpful votes

I keep on receiving the alert from the Call manager (Publisher) which says CCMLinkActive has gone down to count 1 from 2.The alert clears after around 10 minutes. This has been happening for a few days, but I cant seem to find anything in RTMT about ...

Hi,   we are working with Auto-Registration at the IP-Phones.   We have 1 PUB and 2 SUB in two different locations and also 2 CM-Groups / device pools for the two locations.   When we configure phones manually to device pool 1 then the phones registe...