Dears
we have this Call flow
Cisco IP Phone-SIP (4271)----CUCM 11.5 ----H323 VGW--h323--PANASONIC(IP PBX)---Analog Phone (4334)
Issue : Call not working from Cisco Phone to Panasonic , when we try we get busy tone.
please check attached logs from H323 CGW and sunning Config on this GW.
Please note this GW configured as Faststart On cucm
Thanks