[SR-Users] double_rr issues

[Alex Balashov]

Does Kamailio have listeners (listen= on both interfaces)? What is the value of the ‘mhomed’ setting?

These nuances surely differ between the two hosts.

—
Sent from mobile, with due apologies for brevity and errors.

> On Feb 27, 2019, at 4:14 PM, Roman Dissauer <roman at dissauer.net> wrote:
> 
> I’m experiencing issues with kamailio 5.1 in multihomed config:
> 
> two machines, latest debian stretch, latest kamailio 5.1, exactly same config (verified with diff)
> both machines have an internal and an external network interface. Only thing different is that they are in different datacenters.
> 
> on one machine everything works perfect, on outgoning calls rr parameters are added perfectly right:
> Record-Route: <sip:yy.yy.yy.yy;transport=tcp;r2=on;lr;nat=yes>
> Record-Route: <sip:xx.xx.xx.xx;transport=tcp;r2=on;lr;nat=yes>
> 
> where yy.yy.yy.yy is the external ip and xx.xx.xx.xx is the internal IP
> 
> on the other machine I only get:
> Record-Route: <sip:xx.xx.xx.xx;transport=tcp;lr;nat=yes>
> 
> even if I set enable_double_rr to 2 I get:
> Record-Route: <sip:xx.xx.xx.xx;transport=tcp;r2=on;lr;nat=yes>
> Record-Route: <sip:xx.xx.xx.xx;transport=tcp;r2=on;lr;nat=yes>
> 
> I already checked with traceroute that the routing to the destination IP Adresses are going through the external interface.
> 
> maybe someone has a hint for me.
> 
> Thank you all in advance!
> Roman
> 
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