i have a situation here , i registered GXP2140 IP Phone (grandstream) to cucm 12.5 as adv 3rd party sip phone using seperate sip profile, the problem is when GXP2140 calls into cisco phone , it rings one or two times and hangs up, but the other cisco...

i have a situation  here , i registered GXP2140  IP Phone  (grandstream) to cucm 12.5  as  adv 3rd party phone  using seperate sip profile,  the problem is when GXP2140 calls into cisco phone , it rings  one or two times and hangs up, but the other c...

We have several Room  kit devices with CE 9.15.X.X  version , we want it to convert it to Android Based OS , because we need to run Microsoft Teams on it , we need to save our investment .  DX80 ( CE)  can be converted into android based , we have th...

I am facing the same issue , most of the iphone with IOS vesion 15.1  and jabber version 14 is not working while loading contacts.  no way for problem reporting  or any action  happens on screen.  

I have a situation , i need to know :1. Can we use  CVI license from cisco without  webex meeting suite  to connect to  MS Team clients.  we don't  want to subscribe to webex services.  2.  Can we sucessfully make a video call from teams to cisco Roo...