[Freeswitch-users] RFC 3263 and failing over
Joshua Gigg
giggsey at gmail.com
Thu Sep 3 21:07:45 MSD 2015
So its a bug, rather than me messing up the SRV records etc?
On 3 Sep 2015 17:35, "Brian West" <brian at freeswitch.org> wrote:
> Bug reports belong in JIRA, could you file it please at
> freeswitch.org/jira
>
> Thanks,
>
>
> On Thu, Sep 3, 2015 at 11:30 AM, Joshua Gigg <giggsey at gmail.com> wrote:
>
>> I've setup some SRV records to test failover between a few servers.
>>
>> $ dig _sip._udp.testing-sip.giggsey.net SRV
>>
>> ;; ANSWER SECTION:
>> _sip._udp.testing-sip.giggsey.net. 371 IN SRV 10 0 5060
>> testing-sip-real.giggsey.net.
>> _sip._udp.testing-sip.giggsey.net. 371 IN SRV 0 0 5080
>> testing-sip-fake.giggsey.net.
>>
>>
>> testing-sip-fake is a FreeSWITCH box, configured to hangup every inbound
>> call with 503: NETWORK_OUT_OF_ORDER.
>>
>> testing-sip-real will accept traffic from this server, and actually
>> connect to something.
>>
>> When I make a call via FreeSWITCH (latest master), it sends the INVITE to
>> testing-sip-fake, which responds correctly. FreeSWITCH does not ACK the
>> 503, but sends the INVITE to testing-sip-real.
>>
>> testing-sip-real responds with a 200, but FreeSWITCH sends the ACK to
>> testing-sip-fake.
>>
>> Trace from sngrep below (apologies for any formatting issues):
>> http://i.imgur.com/aGOBHpp.png
>>
>>
>> │
>> 193.104.89.40:5080 178.62.61.192:5080
>> 193.104.89.57:5060 │
>> ──────────┬───────── ──────────┬─────────
>> ──────────┬───────── │
>> ▒ 17:06:29.054095 │ INVITE (SDP) │
>> │ │
>> ▒ +0.016957 │ ──────────────────────────> │
>> │ │
>> ▒ 17:06:29.071052 │ 100 Trying │
>> │ │
>> ▒ +0.004131 │ <────────────────────────── │
>> │ │
>> ▒ 17:06:29.075183 │ 503 Service Unavailable │
>> │ │
>> ▒ +0.005387 │ <────────────────────────── │
>> │ │
>> ▒ 17:06:29.080570 │ INVITE (SDP)
>> │ │
>> ▒ +0.003829 │
>> ────────────────────────────────────────────────────────> │ │
>> ▒ 17:06:29.084399 │ 100 Giving a try
>> │ │
>> ▒ +0.491453 │
>> <──────────────────────────────────────────────────────── │ │
>> ▒ 17:06:29.575852 │ 503 Service Unavailable │
>> │ │
>> ▒ +1.000255 │ <────────────────────────── │
>> │ │
>> ▒ 17:06:30.576107 │ 503 Service Unavailable │
>> │ │
>> ▒ +2.000364 │ <<<──────────────────────── │
>> │ │
>> ▒ 17:06:32.576471 │ 503 Service Unavailable │
>> │ │
>> ▒ +2.662937 │ <<<──────────────────────── │
>> │ │
>> ▒ 17:06:35.239408 │ 183 Session Progress (SDP)
>> │ │
>> ▒ +1.155243 │
>> <──────────────────────────────────────────────────────── │ │
>> ▒ 17:06:36.394651 │ 183 Session Progress (SDP)
>> │ │
>> ▒ +0.093683 │
>> <<<────────────────────────────────────────────────────── │ │
>> ▒ 17:06:36.488334 │ 180 Ringing (SDP)
>> │ │
>> ▒ +0.088306 │
>> <──────────────────────────────────────────────────────── │ │
>> ▒ 17:06:36.576640 │ 503 Service Unavailable │
>> │ │
>> ▒ +1.936790 │ <────────────────────────── │
>> │ │
>> ▒ 17:06:38.513430 │ 200 OK (SDP)
>> │ │
>> ▒ +0.010268 │
>> <──────────────────────────────────────────────────────── │ │
>> │ 17:06:38.523698 │ ACK │
>> │ │
>> │ +0.489731 │ ──────────────────────────> │
>> │ │
>> │ 17:06:39.013429 │ 200 OK (SDP)
>> │ │
>> │ +0.000296 │
>> <──────────────────────────────────────────────────────── │ │
>> │ 17:06:39.013725 │ ACK │
>> │ │
>> │ +0.999795 │ ──────────────────────────> │
>> │ │
>> │ 17:06:40.013520 │ 200 OK (SDP)
>> │ │
>> │ +0.000282 │
>> <──────────────────────────────────────────────────────── │ │
>> │ 17:06:40.013802 │ ACK │
>> │ │
>> │ +0.562804 │ ──────────────────────────> │
>> │ │
>> │ 17:06:40.576606 │ 503 Service Unavailable │
>> │ │
>> │ +1.436391 │ <────────────────────────── │
>> │ │
>> │ 17:06:42.012997 │ 200 OK (SDP)
>> │ │
>> │ +0.000149 │
>> <──────────────────────────────────────────────────────── │ │
>> │ 17:06:42.013146 │ ACK │
>> │ │
>> │ +2.564912 │ ──────────────────────────> │
>> │ │
>> │ 17:06:44.578058 │ 503 Service Unavailable │
>> │ │
>> │ +0.685651 │ <────────────────────────── │
>> │ │
>> │ 17:06:45.263709 │ BYE │
>> │ │
>> │ +0.016618 │ ──────────────────────────> │
>> │ │
>> │ 17:06:45.280327 │ 481 Call Does Not Exist │
>> │ │
>> │ +0.730549 │ <────────────────────────── │
>> │ │
>>
>> │
>>
>> Any ideas on where to start to debug?
>>
>> --
>> Joshua Gigg
>>
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>
>
>
> --
>
> *Brian West*
> brian at freeswitch.org
>
>
> *Twitter: @FreeSWITCH , @briankwest*
> http://www.freeswitchbook.com
> http://www.freeswitchcookbook.com
>
> Got Bugs? Report them here <https://freeswitch.org/jira>! | Reddit:
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>
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>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> Official FreeSWITCH Sites
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> http://confluence.freeswitch.org
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>
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