[Serusers] NAT vs. NoNat authentication

[Bart Van Daal]

Thank You Andrew,

this is the ngrep output:
 




> -----Original Message-----
> From: Andrei Pelinescu-Onciul 
> [mailto:pelinescu-onciul at fokus.fraunhofer.de] 
> Sent: vrijdag 16 juli 2004 17:22
> To: Bart Van Daal
> Cc: serusers at lists.iptel.org
> Subject: Re: [Serusers] NAT vs. NoNat authentication
> 
> On Jul 16, 2004 at 13:38, Bart Van Daal <B.Vandaal at edpnet.net> wrote:
> > Hi,
> >  
> > Is there a difference in authenticating a natted or 
> non-nated UA using 
> > www_authen? The reason i'm asking is because when my UA is directly 
> > connected to the internet it authenticates fine but when 
> NATed I get 
> > the following error:
> > 
> > parse_headers: flags=4096
> >  0(12877) pre_auth(): Credentials with given realm not found
> >  0(12877) ---:: didn't authorize
> >  0(12877) build_auth_hf(): 'WWW-Authenticate: Digest 
> > realm="ser.edpnet.net", 
> nonce="40f7be4edbd22e214821f2a3937968fc049ae290" '
> >  0(12877) parse_headers: flags=-1
> 
> 
> This is normal if it happens only for the first request. Your 
> UA sends the first request without auth. info., the server 
> sends back a negative reply with and auth. header and then 
> your UA is supposed to retry to send the request with proper auth.
> 
> In the future please include network dumps.
> 
> Andrei
>