If I have a CUCM publisher and it's integrated with unity connection (using either SCCP or SIP), what'll happen if the PUB goes down, will I be able toaccess my voicemails?What if there is a PUB and SUB, and CUC(Active/Standby) is integrated with the...
If my CUCM publisher (PUB) is down, will I be able to remove(delete) phones which are registered to any of my subscriber's ???I am sure that I won't be able to add a new phone because of the licensing requirment which is only provided by the PUB, and...
Please explain all the troubleshooting steps that would be required:-1) If there is a call coming in from PSTN n/w to the ip phone and the call fails ?2) If you are calling from the ip phone to the PSTN network and you get a reorder tone ?Consider th...
It's a PRI, have checked the PRI status with sh isdn status and debug isdn q.931 and debug isdn q.921 command's.The output says that there is no problem. l1,l2 and l3 layers are active and multiple frames are established.What else do I need to check ...
