[Users] t_relay does not follow RFC3263 "Locating SIP Servers"
jh at tutpro.com
Sun Sep 4 08:58:20 CEST 2005
Franz Edler writes:
> Meanwhile I verified in my tests that t_relay only does an SRV lookup
> towards _sip._udp.<domain> and no NAPTR lookup as I expected.
> That means if I want to use TCP between two SIP servers I have to use
> t_relay_to_tcp(ip, port) explicitly in my configuration file and cannot use
> DNS data to control transport protocol selection.
without NAPTR support, perhaps easiest solution would be a configuration
parameter telling which transport (udp or tcp) is the preferred one when
doing the SRV query and if no reply is got, then the other transport
would be queried.
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