3CX V16 外网开放端口：tcp5001 tcp/udp5090 udp9000-10999
APP V16.0.35
通过外网tunnel方式，安卓APP可以注册上，可以呼入，但不能呼出。提示：呼叫失败，被拒绝。
11-13 15:20:19.484 26953 28643 I 3CXPhone15: SIP/2.0 603 Decline
11-13 15:20:19.484 26953 28643 I 3CXPhone15: Via: SIP/2.0/TCP 127.0.0.1:50195;rport;branch=z9hG4bKPj70493846-3412-4f0c-9891-545429660ff0;alias
11-13 15:20:19.484 26953 28643 I 3CXPhone15: To: <sip:7000@xxx.3cx.co.za;tag3cx=02e9a965-38c0-468d-886a-973a9f2e752f>;tag=9facbe2c
11-13 15:20:19.484 26953 28643 I 3CXPhone15: From: “7199”<sip:7199@xxx.3cx.co.za>;tag=ce9edca8-d5e8-4cf0-b688-48cbd3a85c65
11-13 15:20:19.484 26953 28643 I 3CXPhone15: Call-ID: 713d6448-b55d-4197-b4d8-b6ba0f2073f7
11-13 15:20:19.484 26953 28643 I 3CXPhone15: CSeq: 9187 INVITE
11-13 15:20:19.484 26953 28643 I 3CXPhone15: Warning: 499 3CX “Caller is forbidden”
11-13 15:20:19.484 26953 28643 I 3CXPhone15: Content-Length: 0
通过内网wifi。呼入呼出都可以。
我翻过所有的设置不得其解，请大神指点一下。
