[Serusers] 483

[Nils Ohlmeier]

As you can see from your own network dump, the NAT devices sends back an ICMP 
port unreachable (3:3). This means the 200 OK send from SER back to your 
device never reaches the device. Please fix your NAT device.

Greets
  Nils

On Thursday 18 December 2003 21:38, jerk face wrote:
> I'm adding the output from ngrep when my client tries
> to register.  These packets are constantly looped.
> Note the following changes to my logs:
> 67.70.NAT.IP -> the IP address of the NAT server in
> which the client is connected to
> 67.70.SER.IP -> the IP address of my SER server
> demosip.mydomain.com -> the DNS name of my server
>
> U 67.70.NAT.IP:2862 -> 67.70.SER.IP:5060
>   REGISTER sip:demosip.mydomain.com SIP/2.0..Via:
> SIP/2.0/UDP 67.70.NAT.IP:5
>   060..From: hsimpson
> <sip:hsimpson at demosip.mydomain.com>;tag=1679191039..To:
>    hsimpson
> <sip:hsimpson at demosip.mydomain.com>..Call-ID:
> 1978684008 at 192.168.
>   10.16..CSeq: 1 REGISTER..Contact:
> <sip:hsimpson at 67.70.NAT.IP:5060>..max-fo
>   rwards: 70..expires: 60..Content-Length: 0....
> #
> U 67.70.SER.IP:5060 -> 67.70.NAT.IP:5060
>   SIP/2.0 200 OK..Via: SIP/2.0/UDP
> 67.70.NAT.IP:5060..From: hsimpson
> <sip:hsimpson at demosip.mydomain.com>;tag=1679191039..To:
> hsimpson
> <sip:hsimpson at demosip.mydomain.com>;tag=b27e1a1d33761e85846fc98f5f3a7e58.05
>da..Call-ID: 1978
>   684008 at 192.168.10.16..CSeq: 1 REGISTER..Contact:
> <sip:hsimpson at 67.70.231.21
>   8:5060>;q=0.00;expires=60..Server: Sip EXpress
> router (0.8.12 (i386/linux))
>   ..Content-Length: 0..Warning: 392 67.70.USER.IP:5060
> "Noisy feedback tells:
>     pid=8877 req_src_ip=67.70.NAT.IP req_src_port=2862
> in_uri=sip:demopbx.te
>   lantek.com out_uri=sip:demosip.mydomain.com
> via_cnt==1"....
> ###
> I 67.70.NAT.IP -> 67.70.SER.IP 3:3
>   ....E..d.. at .@..6CF..CF.......P..SIP/2.0 200 OK..Via:
> SIP/2.0/UDP 67.70.231.
>   218:5060..From: hsimpson
> <sip:hsimpson at demosip.mydomain.com>;tag=1679191039
>
> --- jerk face <jerkface2098 at yahoo.com> wrote:
> > Here's the scenario:
> > As of now, I can only get users to register with my
> > SER if I don't use database authentication.  These
> > users must also have a static IP address to
> > register.
> >
> > I am now trying to get a client to register with SER
> > from behind a NAT.  I am using a STUN server address
> > to help with the NAT situation.  When I do this I
> > get
> > a 483 message.
> >
> > >From looking at similar posts, the problem is
> >
> > usually
> > caused by setting uri=="some.domain.com"
> > I don't have this configuration; in ser.cfg I have
> > the
> > following:
> >
> > alias="my.domain.com"
> >
> > if(uri==myself)
> >
> > Also, I am running ser-0.8.12 if that makes any
> > difference.
> >
> > Does anybody know why I am getting 483 error
> > messages?
> >
> > Any help is always appreciated.
> >
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