[OpenSIPS-Users] Getting NOTIFY on UDP while using transport as TCP

Bogdan-Andrei Iancu bogdan at opensips.org
Wed Jan 6 10:39:06 CET 2016


Hi Surya,

As the NOTIFY is an in-dialog request (for the dialog created by the 
SUBSCRIBE request), it will be routed by OpenSIPS to the SIP contact 
advertised in th SUBSCRIBER request - does the SIP URI in the Contact 
header advertise the TCP transport protocol ?

Regards,

Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
http://www.opensips-solutions.com

On 22.12.2015 07:27, surya wrote:
> Hi,
>
>
> I am testing opensips presence server 1.8.3 using sipp. I am using TCP as
> the transport. When I send SUBSCRIBE, 200 OK is received fine but the NOTIFY
> is sent on UDP.
>
> When testing from 2 SIP clients it works fine on TCP. Is there something
> special to take care while testing TCP from SIPP?
>
> Below is the command and scenario file.
> *./sipp 192.168.192.131 -t t1 -sf sn.xml -m 1 -i 192.168.192.128*
> -------------------------------------------------
> <?xml version="1.0" encoding="ISO-8859-1" ?>
> <scenario name="subscribe">
>    <send start_rtd="1">
>      
>    </send>
>
>    <recv response="200">
>    </recv>
>
>    <recv request="NOTIFY" rtd="1">
>    </recv>
>
>     <send crlf="true">
>      
>    </send>
>
> </scenario>
> -------------------------------------------------
>
> I am not able to figure out what the problem is. I suspect it is something
> to do with sipp but not sure.
> I couldn't find anything on internet, hence, posting here.
>
> Thanks,
> Surya
>
>
>
>
>
> --
> View this message in context: http://opensips-open-sip-server.1449251.n2.nabble.com/Getting-NOTIFY-on-UDP-while-using-transport-as-TCP-tp7600288.html
> Sent from the OpenSIPS - Users mailing list archive at Nabble.com.
>
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