The basic voice call flows are designed on the basis of MGCP protocol and SIP protocol and includes local office flow and inter-office flow.
基本语音呼叫流程设计基于MGCP协议和SIP协议,包括本局呼叫流程和出入局呼叫流程。
The basic voice call flows are designed on the basis of MGCP protocol and SIP protocol and includes local office flow and inter-office flow.
基本语音呼叫流程设计基于MGCP协议和SIP协议,包括本局呼叫流程和出入局呼叫流程。