Good day! I’ve a problem with negative replies retransmission. Dialog is destroyed at this moment by upstream negative reply. How to prevent this behaviour?
FS OpenSIPS AST1 AST2
0.000000 |--------->| | | INVITE
sip:[email protected] | +SDP [0s]
0.351449 |<---------| | | 100
Giving a try [0.35s]
0.351919 | |------------------>| | INVITE
sip:[email protected] | +SDP [0.35s]
0.354767 | |<------------------| | 100 Trying
[0.35s]
1.309592 | |<------------------| | 603 [1.31s]
1.310000 | |------------------>| | ACK
sip:[email protected] [1.31s]
1.886184 | |-------------------------->| INVITE
sip:[email protected] | +SDP [1.89s]
1.951046 | |<--------------------------| 100 Trying
[1.95s]
6.725141 | |<--------------------------| 183 Progress |
+SDP [6.73s]
6.726316 |<---------| | 183
Progress | +SDP [6.73s]
6.799651 | |<--------------------------| 180 Ringing
[6.8s]
6.800444 |<---------| | 180 Ringing
[6.8s]
13.996213 |--------->| | CANCEL
sip:[email protected] [14s]
14.259989 | |--------------------------->| CANCEL
sip:[email protected] [14.26s]
14.321767 | |<---------------------------| 200 OK [14.32s]
14.322271 | |<---------------------------| 487 Request
Terminated [14.32s]
14.322748 | |--------------------------->| ACK
sip:[email protected] [14.32s]
14.323271 |<---------| | 487 Request
Terminated [14.32s]
14.323859 |--------->| | ACK
sip:[email protected] [14.32s]
14.825038 |<---------| | 487 Request
Terminated [14.83s]
14.825669 |--------->| | ACK
sip:[email protected] [14.83s]
15.826212 |<---------| | 487 Request
Terminated [15.83s]
15.826901 |--------->| | ACK
sip:[email protected] [15.83s]
17.821087 |<---------| | 487 Request
Terminated [17.82s]
17.821674 |--------->| | ACK
sip:[email protected] [17.82s]
21.827427 |<---------| | 487 Request
Terminated [21.83s]
21.828124 |--------->| | ACK
sip:[email protected] [21.83s]
Best regards,
Alexander Mustafin
[email protected]
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