IP Telephony and Phones

Hi All,Please i am unbale to dialout the call from my inrastructure.when dialing out we get the below mention CCM cause code. CCM SIP 503 SERVICE_UNAVAILABLE destination cause code and call get disconnect. call is not going to gateway.regards,Neeraj

Hi Guys,   My Customer have the solution with CUCM 10.5.2 and 06 sites running SIP protocol. The Customer changed the protocol, previouly were H.323 and now it running SIP with change range Phone number. In any sites the Caller ID that is appearing i...

Hi Guys ,    IS that possible to add support of CP-8800-A-Kem module to CUCM 8.6 ? 

Dear All,   I am planning to change cluster security mode from non-secure-mode to mixed-mode to enable call encryption, but before making any changes is there an option for me to test this on a few phones.   Testing this as part of proof of concept  ...

Hi,   I am trying to make a e164 translation and translate +91.xxxxxxxxxx numbers to 0xxxxxxxxxx. So I am making a RP with /+91.xxxxxxxxx and removing predot and adding 0 as a prefix and then sending the call to the H232 gateway.  But when I am diall...

We are running CUCM 9.1.2 on a publisher and one subscriber. When searching for CDR records in CAR we can only find records for the 3 phones registered to the publisher. The CDR enable flag is definitely enabled on both publisher and subscriber. We h...

Is it possible to restrict Admin access to phones in certain device pools? A few years ago, I heard this feature was on the road map, but I haven't heard anything since. I have a couple of remote locations that want to do their own MAC work. Are ther...

Hi Everyone, I need to get the list of application users with their assigned persmision group using SQL query. For example I would like to see something as below: AppUser                                                            Permission Group ***...

Good day I have 3 ip telephones cp-7841, they were reset default but when starting the phone I see a screen with the following data: Service name: User ID: Password: I can not access via the web even if the phone already has ip by dhcp, I do not ha...

Are there recommendations for unused TFTP files?   Is there a reason to keep firmware for phones that are EoS/EoL that we don't have in our environment already around or safe to remove those types of files?   Any reason we would want to hold onto any...

Hello, I've got new wireless phones, model 8821 and they're working perfectly. My question here is how do I lock the configuration menu ? I had model 7921 and 7925 and I had to dial "**#" to unlock the configuration menu, but in this new model 8821 t...