My client is using IP communicator which is working propelry from office but when he using CIPC
over VPN from Home its registering with CUCM and able to make calls,however he unable to get any voice(no voice communication). When i generating call statics it is showing there was no packet flow.
User have 100 MBPS internet connectivity. Below are the connectivity flow
I00 MBPS connectivity-->User conncected with Japan office VPN-->Japan to US WAN -->CIPC registred with US CUCM
User able to ping Gateway and other devices same VPN faciclity working for others and they are able to make calls with out any issues(Able to hear both ends).
Following things i have done to resolve this issue:
1-Upgraded CIPC to latest version
2-Registred CIPC with other call manger/CME
But there was no improvement.Then i go ahed with SIP (Xlite sip phone) phone which is working fine
User is able to make and able hear communication with out any issues.
I have checked user desktop and there are no fairwall/paket bloking software
But user requres CIPC .Can any one help me to resolve this issue