serusers，hello！ I want this: I uses SER as register server, when UAC invite, SER send message to other sip server(name:ABC), and the ABC send back the message to SER,SER forward it to callee, and the dialog will been established, but the caller ACK message doesn't through the ABC, I want it through it, how can I config ther ser.cfg to achieve the route, thanks. I want achieve as follow stream, the both SER is a same SER program. INVITE: caller --->SER--->ABC--->SER--->callee 200OK: caller <---SER<---ABC<---SER<---callee ACK: caller --->SER--->ABC--->SER--->callee

致 礼！

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