Re: problems using kamailio

Sergey Safarov via sr-users <[email protected]> Fri, 17 Apr 2026 05:11:10 +0300
Newsgroups gmane.comp.voip.ser
Message-ID <CAHtxdDfbKKRijdY53Lmr1gWwww_2CVkkfnCWvXkDTGir+WzEaA@mail.gmail.com>
Probable it may be related to SIP messages parsing.
Kamailio cannot parse message and sipbump cannot write this message.

On Fri, Apr 17, 2026 at 12:17 AM ipspeedport--- via sr-users <
[email protected]> wrote:

> If tcpdump is seeing SIP traffic but sipdump shows nothing, then the
> interface is fine, the issue is how sipdump works. sipdump doesn’t log all
> SIP traffic. It mainly looks for login/auth attempts (like REGISTER with
> credentials). So if your traffic doesn’t include that, it’ll just show 0,
> even though packets are there.  That’s why you see traffic in tcpdump but
> not in sipdump. I’d double-check if there are actually REGISTER/auth
> requests happening, and also confirm the traffic isn’t encrypted (TLS),
> since sipdump won’t read that.
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