[OpenSIPS-Users] Load balancer probing from incorrect interface

Bill W opensips at aastral.net
Mon Nov 8 22:00:16 CET 2010


Hey Bogdan,

I enabled the mhomed=1 parameter, and now I'm getting a bunch of errors 
in the logs.

ERROR:tm:t_uac: no socket found
ERROR:load_balancer:lb_do_probing: probing failed
ERROR:core:get_out_socket: no socket found
ERROR:tm:uri2sock: no corresponding socket for af 2

Thoughts?

Bill


On 11/8/2010 6:05 AM, Bogdan-Andrei Iancu wrote:
> Hi Bill,
>
> as you have a multi interface system, have you tried to enable the
> "mhomed" global parameter?
>      http://www.opensips.org/Resources/DocsCoreFcn16#toc60
>
> Regards,
> Bogdan
>
> Bill W. wrote:
>> As an update, the load balancer probe appears to use the ip address
>> specified by the first listen= directive.
>>
>> If I list the public IP first, then the probe tries to talk to the
>> internal IP from the external interface IP.
>>
>>
>> On 11/7/10 6:18 PM, Bill W. wrote:
>>
>>> Hello everyone,
>>>
>>> I've got an opensips-1.6.3-tls installation using multiple interfaces
>>> and load balancing.
>>>
>>> My internal interface  is rfc1918 space and my external interface has
>>> public IPs.
>>> listen=udp:10.0.10.3:5060
>>> listen=udp:66.180.205.3:5060
>>>
>>>
>>> I have the following load_balancer configuration:
>>>   id | group_id |      dst_uri      | probe_mode
>>> ----+----------+-------------------+------------
>>>    1 |        1 | sip:66.180.205.11 |          2
>>>    2 |        1 | sip:66.180.205.12 |          2
>>>    3 |        2 | sip:10.0.10.1     |          2
>>>    4 |        2 | sip:10.0.10.2     |          2
>>>
>>>
>>> What's happening is that the load balancer is trying to probe the public
>>> IPs from the private interface IP (and failing of course).
>>>
>>> tcpdump output on internal interface:
>>> 18:13:26.471734 IP 10.0.10.3.5060>  66.180.205.11.5060: SIP, length:
>>> 18:13:28.473802 IP 10.0.10.3.5060>  66.180.205.11.5060: SIP, length:
>>>
>>>
>>> Thoughts?
>>>
>>> Thanks,
>>> Bill
>>>
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>>> Users at lists.opensips.org
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>>>
>>
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>
>



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