Hi,
i am using Kamailio as an outbound proxy for Translating between TLS
(public network) and UDP (internal network). When testing with a
client, that uses a SIPS scheme, i've noticed the following behaviour,
which broke my setup:
Due to the sips:-URI in the Request URI and the two different
interfaces (UDP and TLS), the RR module adds two new Record-Route
headers like this:
Record-Route:
<sips:mt@46.101.100.26:5061;transport=tls;r2=on;lr=on;ftag=7BABD31B-59F04202000E785C-AD96E700;rm=1;did=f81.f88>
Record-Route:
<sips:mt@46.101.100.26;r2=on;lr=on;ftag=7BABD31B-59F04202000E785C-AD96E700;rm=1;did=f81.f88>
This however breaks the internal routing, as the server is internally
only reachable via UDP and not via TLS, as the internal network
components only have UDP interfaces.
Is this a bug? I've temporarily created a workaround, so RR will
always use "sip" instead of "sips" (which solved my issue), but I
wonder if this in general should be considered a bug???
Thanks,
Carsten
--
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