It's not clear who's doing the authentication, Asterisk or Kamailio?
On Tue, May 29, 2018, 13:10 Wilkins, Steve <[email protected]> wrote:
> Thank you for your response.
>
> I do not have this issue with UDP, it is when I switch to TCP that an
> INVITE is sending the Unauthorized.
>
> If I attempt something like , the code below, the INVITE is not sent out
> again (as I thought it would be). I see the ACK being relayed after the
> Authentication error, and that is it.
>
> if (t_check_status("401")) {
> if (!auth_check("$fd", "sipusers", "1")) {
> auth_challenge("$fd", "0");
> exit;
> }
> }
>
> I did attempt the uac_auth() as you suggested, but I got no further.
>
> Thanks again!
>
> -----Original Message-----
> From: sr-users [mailto:[email protected]] On Behalf Of
> Daniel Tryba
> Sent: Friday, May 25, 2018 9:47 AM
> To: Kamailio (SER) - Users Mailing List <[email protected]>
> Subject: Re: [SR-Users] Switching form UDP to TCP causes authentication
> errors
>
> On Thu, May 24, 2018 at 11:29:54PM +0000, Wilkins, Steve wrote:
> > When I switched from UDP to TCP I started getting Authentication
> > Errors, Asterisk responds to an INVITE via Kamailio with a '401
> > Unauthorized', but Kamailio does nothing with it.
>
> Did you get 401 responses using UDP? Do you have any logic in place to
> respond to the 401? By default kamailio does nothing.
>
> > Processing just stops near WITH_BLOCK401407. Shouldn't the 401 be
> > relayed so a new INVITE can be sent?
>
> What does "stops near" mean? What does WITH_BLOCK401407 do? The name
> suggest to block/do nothing with 401 and 407s.
>
> What you need to do is call uac_auth() with the correct credentials to
> respond to the challenge:
>
> https://www.kamailio.org/docs/modules/stable/modules/uac.html#uac.f.uac_auth
>
> Or is the problem Asterisk challenges INVITEs using TCP?
>
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