[SR-Users] CANCEL relayed to broadcast 255.255.255.255

[Sergiu Pojoga]

Hi Daniel,

Got it. Thanks for taking the time to look into it, I'll dig further, let
you know if I find what's causing it.

Regards,
--Sergiu

On Tue, May 26, 2020 at 2:10 PM Daniel-Constantin Mierla <miconda at gmail.com>
wrote:

> Hello,
>
> that is the received CANCEL, not the one sent out by Kamailio. The Via
> branch generated by Kamailio has the format present in the CANCEL sent to
> downstream.
>
> Probably there is some setting in the system (ip forwarding) causing it or
> something else out of Kamailio control.
>
> Cheers,
> Daniel
> On 26.05.20 17:34, Sergiu Pojoga wrote:
>
> Hi gents,
>
> Got this weird "problem", where CANCEL request is relayed to both the
> right destination as well as the 255.255.255.255 broadcast address!? I have
> no such logic in my script, that's for sure.
>
> I doesn't do anything harmful (as far as I can tell), but I'm just curious
> why it's doing that. Any ideas?
>
> version: kamailio 5.3.4
>
> *SIP Trace:*
>
> U 2020/05/26 08:40:10.941722 PBXIP:5060 -> KAMAILIO_IP:5060
> CANCEL sip:2383 at DOWNSTREAM_IP:10533;transport=TLS SIP/2.0
> Via: SIP/2.0/UDP PBXIP:5060;branch=z9hG4bK450689d6
> Max-Forwards: 69
> From: "some callerid" <sip:18001111111 at mypbx.mydomain.com>;tag=as4d223616
> To: <sip:2383 at DOWNSTREAM_IP:10533;transport=TLS>
> Call-ID: 1511475b69f6379b08f04d110f534da1 at mypbx.mydomain.com
> CSeq: 102 CANCEL
> User-Agent: B2B
> Content-Length: 0
>
> U 2020/05/26 08:40:10.941799 KAMAILIO_IP:5060 -> 255.255.255.255:5060
> CANCEL sip:2383 at DOWNSTREAM_IP:10533;transport=TLS SIP/2.0
> Via: SIP/2.0/UDP PBXIP:5060;branch=z9hG4bK450689d6
> Max-Forwards: 69
> From: "some callerid" <sip:18001111111 at mypbx.mydomain.com>;tag=as4d223616
> To: <sip:2383 at DOWNSTREAM_IP:10533;transport=TLS>
> Call-ID: 1511475b69f6379b08f04d110f534da1 at mypbx.mydomain.com
> CSeq: 102 CANCEL
> User-Agent: B2B
> Content-Length: 0
>
> T 2020/05/26 08:40:10.941899 KAMAILIO_IP:5061 -> DOWNSTREAM_IP:10533
> CANCEL sip:2383 at DOWNSTREAM_IP:10533;transport=TLS SIP/2.0
> Via: SIP/2.0/TLS proxy.mydomain.com:5061;branch=z9hG4bK3cbb.4c6a526982fa1fb93ca1ba73afd8484f.0
>
> Max-Forwards: 69
> From: "some callerid" <sip:18001111111 at mypbx.mydomain.com>;tag=as4d223616
> To: <sip:2383 at DOWNSTREAM_IP:10533;transport=TLS>
> Call-ID: 1511475b69f6379b08f04d110f534da1 at mypbx.mydomain.com
> CSeq: 102 CANCEL
> Content-Length: 0
>
> U 2020/05/26 08:40:10.941935 KAMAILIO_IP:5060 -> PBXIP:5060
> SIP/2.0 200 canceling
> Via: SIP/2.0/UDP PBXIP:5060;branch=z9hG4bK450689d6
> From: "some callerid" <sip:18001111111 at mypbx.mydomain.com>;tag=as4d223616
> To: <sip:2383 at DOWNSTREAM_IP:10533;transport=TLS>
> ;tag=a6a1c5f60faecf035a1ae5b6e96e979a-612a1516
> Call-ID: 1511475b69f6379b08f04d110f534da1 at mypbx.mydomain.com
> CSeq: 102 CANCEL
> Server: Edge
> Content-Length: 0
>
> Thanks,
> --Sergiu
>
> _______________________________________________
> Kamailio (SER) - Users Mailing Listsr-users at lists.kamailio.orghttps://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>
> --
> Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- www.linkedin.com/in/miconda
> Funding: https://www.paypal.me/dcmierla
>
>
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