IP Telephony and Phones

Was wondering if I can get some help/direction on an issue.If I forward my phone to my cell number different things happen. If I call extension from internal extension forwarding to 728-xxxx works fine.If I call extension from internal extension forw...

I have a brand new CP-7861 phone that I need to deploy to new user.  I plugged into the network and "registration in progress" message has been on the screen for 2 days now.  I have it tied into a Cisco switch in the same port another Cisco phone was...

Hello Everyone,I had recently an UC Cluster upgrade from v.11.5 to v.14 and something changed regarding the calls.When I receive an inbound call to a number which is not configured in Call Manager, I get a ringing tone, instead of a busy or non exist...

Greetings, We are seeing an issue with Cisco IP Communicator when attempting to join or conference multiple calls together. A message will appear that says "Key Is Not Active". However, this only occurs under certain scenarios... the rest of the time...

I am new to the 500 series headsets.What is the purpose of associating an end user with a headset? It appears to be optional as the headset works without being associated with a user.I'm wondering what is the difference if the headset is associated v...

Hello ,I have a customer which has a lot of call pickup groups configured in CUCM cluster.What is the maximum number of call pickup supported per CUCM cluster?my CUCM version is 11.5. 

CER 8.6 Is there any way to clear the ERL assigned to a switch port? (under ERL Membership -> Switch Ports) When selecting "Edit View", there is a little warning that states:  "ERL Name cannot be removed from the table view" So...is there another pla...

Hello all,    We currently have a physical server with a physical modem installed and connected to our VG224 for outbound faxing. This is working very well and has been for quite a while. The users use the built-in windows faxing program for faxing. ...

I have configured CME + CUBE + SIP Trunk (Telco)Customer uses 8861 SIP IP PhonesIOS ver: isr4300-universalk9.17.03.04a.SPA.bin As per ITSP/Telco requirements, below commands must be turned off:no ip http serverno ip http secure-serverno ip nat servic...

Understood CUCM and CUCM SME is very similar except CUCM SME wont be used for phone registrations and used mainly for call routing between clusters or various devices as per below discussion link: https://community.cisco.com/t5/ip-telephony-and-phone...