[SR-Users] sipp dead calls

Diego Nadares dnadares at gmail.com
Wed Dec 14 21:23:52 CET 2016


Hi guys,

We are testing kamailio with sipp. We are running it with 20cps and some
calls do the following. When Kamailio is processing the 'ringing' a '200ok'
arrives in the middle. First, kamailio forwards the 200 ok and then the
ringing. 'ACK' arrives and, I suppose, the call is established. The thing
is than when the 'BYE' arrives kamailio responds with a 404.

This is the summary of the call

Id Time Source Destination Protocol Len Info

6483 2016-12-14 11:26:06.264697 SIPP-A KAMAILIO SIP/SDP 692 Request: INVITE
sip:11111111 at 172.16.213.38:5060 |

6484 2016-12-14 11:26:06.264937 KAMAILIO SIPP-A SIP 367 Status: 100 trying
-- your call is important to us |
6485 2016-12-14 11:26:06.266327 KAMAILIO SIPP-B SIP/SDP 1179 Request:
INVITE sip:22222222 at 172.16.213.31:5060 |
*6486 2016-12-14 11:26:06.267217 SIPP-B KAMAILIO SIP 566 Status: 180
Ringing | *
6487 2016-12-14 11:26:06.267268 SIPP-B KAMAILIO SIP/SDP 733 Status: 200 OK
|
6488 2016-12-14 11:26:06.267758 KAMAILIO  SIPP-A SIP/SDP 788 Status: 200 OK
|
*6489 2016-12-14 11:26:06.267833 *KAMAILIO SIPP-A* SIP 442 Status: 180
Ringing | *
6490 2016-12-14 11:26:06.268868 SIPP-A KAMAILIO SIP 493 Request: ACK
sip:127.0.0.8;line=sr-N6IAzBFwMJZfWJZLM.M7MlF-W.y6Mx14NEt7Nw05NhPQKjaP |
6491 2016-12-14 11:26:06.269162 KAMAILIO SIPP-B SIP 609 Request: ACK
sip:172.16.213.31:5060;transport=UDP |
6492 2016-12-14 11:26:06.269614 SIPP-A KAMAILIO SIP 404 Request: BYE
sip:11111111 at 172.16.213.38:5060 |
6493 2016-12-14 11:26:06.269782 KAMAILIO SIPP-A SIP 348 Status: *404 Not
here* |

We are using modules rtjson, evapi, uac, topoh, rtpproxy for all calls. My
debug level is -1. With higher levels this behavior increase.

Kamailio is running in a virtual machine with centos7 with 8 cores and 8gb
of ram.

Do you need any further information? I can send you a pcap or ngrep file.

Best regards,

Diego.
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