mgcp呼叫流程文档

This section shows and describes a call flow for a successful call using the Cisco ATA and MGCP.This section shows and describes a call flow for a successful call using the Cisco ATA and MGCP.This section shows and describes a call flow for a successful call using the Cisco ATA and MGCP.This section shows and describes a call flow for a successful call using the Cisco ATA and MGCP.