[pjsip] strange IP fragmentation problem

Klaus Darilion klaus.mailinglists at pernau.at
Tue Aug 25 18:42:37 EDT 2009


Adrian Georgescu wrote:
> There is or was a default message limit in pjsip set to 2K, I forgot 
> precisely in which file it is but you can edit the value if you find it.

Thanks for the hint:

pjsip/include/pjsip/sip_config.h:
#   define PJSIP_MAX_PKT_LEN           2000

Benny, I think this is a bit short sighted - presence data easily 
exceeds 2000 bytes.

regards
Klaus

> 
> -- 
> Adrian
> 
> 
> On Aug 25, 2009, at 5:56 PM, Klaus Darilion wrote:
> 
>> Hi!
>>
>> When I SUBSCRIBE to the sip:bot at pjsip.org, the NOTIFYs are quit big 
>> and I have IP fragmentation from my proxy to my client.
>>
>> When I capture locally I see fragmented packets arriving (thus my NAT 
>> handles them correctly).
>>
>> When I use eyebeam, everthing works fine - NOTIFY is received.
>>
>> When I use QjSimple, pjsip does not receive the NOTIFY (although I see 
>> it in wireshark). There is also nothing in the logs.
>>
>> Is there may some strange socket option which prevents pjsip from 
>> receiving the bug UDP packet? Any hints what could be the problem?
>>
>> thanks
>> klaus
>>
>> _______________________________________________
>> Visit our blog: http://blog.pjsip.org
>>
>> pjsip mailing list
>> pjsip at lists.pjsip.org
>> http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org
> 
> 
> _______________________________________________
> Visit our blog: http://blog.pjsip.org
> 
> pjsip mailing list
> pjsip at lists.pjsip.org
> http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org





More information about the pjsip mailing list