โดย ple » 27 ก.ย. 2018 13:13
ผมลอง เปิด sip debug เห็นมีแปลกๆ อยู่จุดหนึงที่ส่งมาจาก GSM Gateway ที่ส่งมาในกรณีที่เป็น x-lite แต่ zoiper ไม่มีครับ นั้นคือ BYE แล้วตัดสายหลักเลยครับ
<--- SIP read from UDP:192.168.0.46:5060 --->
SIP/2.0 487 Request Terminated
Via: SIP/2.0/UDP 192.168.0.25:5060;branch=z9hG4bK0f328ddd
To: <sip:1101@192.168.0.46:5060;rinstance=174033e464858fce>;tag=3829263c
From: "0844358987" <sip:0844358987@192.168.0.25>;tag=as5d27ee76
Call-ID: 4f909edc1aafbcf9549be8070ab42a35@192.168.0.25:5060
CSeq: 102 INVITE
User-Agent: X-Lite release 5.3.3 stamp 92990
Content-Length: 0
<------------->
--- (8 headers 0 lines) ---
Transmitting (no NAT) to 192.168.0.46:5060:
ACK sip:1101@192.168.0.46:5060;rinstance=174033e464858fce SIP/2.0
Via: SIP/2.0/UDP 192.168.0.25:5060;branch=z9hG4bK0f328ddd
Max-Forwards: 70
From: "0844358987" <sip:0844358987@192.168.0.25>;tag=as5d27ee76
To: <sip:1101@192.168.0.46:5060;rinstance=174033e464858fce>;tag=3829263c
Contact: <sip:0844358987@192.168.0.25:5060>
Call-ID: 4f909edc1aafbcf9549be8070ab42a35@192.168.0.25:5060
CSeq: 102 ACK
User-Agent: FPBX-2.11.0(11.20.0)
Content-Length: 0
---
Scheduling destruction of SIP dialog '4f909edc1aafbcf9549be8070ab42a35@192.168.0.25:5060' in 6400 ms (Method: INVITE)
localhost*CLI>
Really destroying SIP dialog '144ea858027c03593d6eb6d4918784c7@192.168.0.27' Method: ACK
localhost*CLI>
Really destroying SIP dialog '4f909edc1aafbcf9549be8070ab42a35@192.168.0.25:5060' Method: INVITE
localhost*CLI>
#####################################################################################################
##################################### GSM Gateway 192.168.0.27 ######################################
<--- SIP read from UDP:192.168.0.27:5060 --->
BYE sip:1101@192.168.0.25:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.0.27;branch=z9hG4bK18a19a418930dee812cda4c4ff11219f;rport
From: <sip:0942363204@192.168.0.27>;tag=c99bd5ec3a2ffbbe0eeb63004ce22d72
To: "1101" <sip:1101@192.168.0.25>;tag=as6e6b57f8
Call-ID: 6f22fea062b8f2046594f6e01568d728@192.168.0.25:5060
CSeq: 103 BYE
Supported: replaces
Max-Forwards: 70
Content-Length: 0