[SR-Users] why is tcp_send failing?

[Daniel-Constantin Mierla]

Hello,

one possibility could be no-connect/connection-reuse option set in 
cofig, could it be in your case?

Cheers,
Daniel


On 5/12/12 3:21 PM, Juha Heinanen wrote:
> i have been wondering why kamailio refuses to forward bye to $du
>
> sip:192.26.99.39:8000;transport=tcp;lr;ftag=a8266461a81c723o0
>
> wireshark shows that it is not even trying to set up tcp connection to
> the destination and with telnet i can verify that tcp connection can be
> set up.
>
> debug at level 3 is below.
>
> -- juha
>
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: DEBUG: rr [loose.c:776]: URI to be processed: 'sip:192.26.99.39:8000;transport=tcp;lr;ftag=a8266461a81c723o0'
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: DEBUG: rr [loose.c:785]: Next URI is a loose router
> ...
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: DEBUG: tm [t_lookup.c:1379]: DEBUG: t_newtran: msg id=5 , global msg id=5 , T on entrance=(nil)
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: DEBUG: tm [t_lookup.c:527]: t_lookup_request: start searching: hash=30919, isACK=0
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: DEBUG: tm [t_lookup.c:485]: DEBUG: RFC3261 transaction matching failed
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: DEBUG: tm [t_lookup.c:709]: DEBUG: t_lookup_request: no transaction found
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: DEBUG: tm [t_hooks.c:374]: DBG: trans=0xb486de58, callback type 1, id 0 entered
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: DEBUG: <core> [md5utils.c:67]: DEBUG: MD5 calculated: d28c87700c1c48b71a3b7f63090bf160
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: DEBUG: <core> [dns_cache.c:3400]: dns_sip_resolve(192.26.99.39, 0, 0), ip, ret=0
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: DEBUG: <core> [msg_translator.c:204]: check_via_address(192.98.100.135, 192.168.0.145, 0)
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: ERROR: tm [../../forward.h:171]: msg_send: ERROR: tcp_send failed
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: DEBUG: tm [t_fwd.c:1365]: t_send_branch: send to 192.26.99.39:8000 (2) failed
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: ERROR: tm [t_fwd.c:1383]: ERROR: t_send_branch: sending request on branch 0 failed
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: DEBUG: tm [t_funcs.c:361]: ERROR:tm:t_relay_to:  t_forward_nonack returned error
> May 12 15:58:30 sars /usr/sbin/sip-proxy[25453]: DEBUG: tm [t_funcs.c:369]: -477 error reply generation delayed
>
> _______________________________________________
> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
> sr-users at lists.sip-router.org
> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users

-- 
Daniel-Constantin Mierla - http://www.asipto.com
http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda