Hello Experts ,I have very Strang behavior that if the call forward from ccx agent IP phone , customer hear MOH and call not establish but if the call forward from the same IP Phone directly works normally Call Flow that CFA works ,VG >>> CUCM >> IP ...

Hello Experts,We have 2 Cube in a different location connected to Webex Calling, the first cube is registered and working fine, and the call is fine also.But when we configured the second cube with the same configuration it doesn't register nor send ...

Hello Experts, We have a solution of (4FXO - Cisco Gateway - open source PBX ), we were suffering from the disconnect issue which is (when the customer end the call the port of FXO is still in the off-hook state and should be restarted) we put the be...

Hello Experts, We have a Cube with SIP trunk with Cisco Webex Calling and ITSP  the Call flow is as the following:-ITSP >>the unify Firewall >> CUBE >>the unify Firewall >> Webex calling  Our Issue : when we call a user on webex calling we just hear ...