[Serusers] nathelper question

[Jan Janak]

Please send us SIP message dumps. You can make them by ngrep or
ethereal.

  Jan.

On 01-12 02:04, jimmy way wrote:
> Jaime,
>   I have do it, buf still fail.
>   By the way, I really want to see the SIP packets SER
> sended, recieved and the packets after changed.
> maybe can see what wrong with it. But I can't do it.
> 
> 
> 
> Wangji
> --- jaime.gil at orange.co.uk wrote:
> > 
> > Wangji,
> > 
> > Not sure, but normally you need to force_rport and
> > fix_nated_contact at
> > registration, before you save to DB.
> > 
> > Jaime
> > 
> > 
> > 
> > 
> > From: jimmy way <jimway71 at yahoo.com> on 01/12/2003
> > 04:15
> > 
> > 
> > 
> > 
> > To:   serusers at lists.iptel.org
> > cc:
> > 
> > 
> > Subject:  Re: [Serusers] nathelper question
> > 
> > I use Ser verion 0.8.12-0 (rpm).
> > System use redhat linux 7.2
> > --- jimmy way <jimway71 at yahoo.com> wrote:
> > >    Hi all,
> > >    The problem is I can't register two SIP UAs to
> > > SER
> > > server.
> > >
> > > This is my environment:
> > >    Internet
> > >       |
> > >     router (X.X.X.163)
> > >       |
> > >       |Fiber   |---- Ser server    (X.X.X.166)
> > >       |        |
> > >    Switch------|---- Trunk Gateway (X.X.X.167)
> > >                |
> > >                |---- Other servers
> > >                |
> > >                |---- Router( cisco 26xx)
> > (X.X.X.163)
> > >                        |
> > >                     Switch
> > >                             |
> > >        _____________________|_________________
> > >     Users SIP UA1(172.16.2.11) SIP
> > UA2(172.16.2.23)
> > >
> > >
> > >
> > >
> > > My ser.cfg like:
> > > route{
> > >         if ( msg:len > max_len ) {
> > >
> > >                 sl_send_reply("513", "Message too
> > > big");
> > >                 break;
> > >         };
> > >         record_route();
> > >         if (loose_route()) {
> > >                 t_relay();
> > >                 break;
> > >         };
> > >
> > >    if (!method=="BYE") {
> > >         force_rport();
> > >         fix_nated_contact();
> > >    };
> > >
> > >         if (method=="REGISTER") {
> > >               if (!www_authorize("novsky.com",
> > > "subscriber")) {
> > >                       www_challenge("novsky.com",
> > > "1");
> > >                       break;
> > >                       };
> > >                   save("location");
> > >                   break;
> > >         };
> > >
> > >          if (method=="INVITE") {
> > >
> > > if(!proxy_authorize("novsky.com","subscriber")) {
> > >
> > > proxy_challenge("novsky.com","1");
> > >                           break;
> > >                   };
> > >          };
> > >
> > >          if(uri=~"^sip:6169[0-9]*@[0-9|\.]*")    {
> > >                   if(!lookup("location")) {
> > >                           sl_send_reply("404",
> > "Not
> > > Found");
> > >                           break;
> > >                   };
> > >          }else {
> > >                  forward(172.16.255.2,6050);
> > >                 break;
> > >          };
> > >         if (!t_relay()) {
> > >                 sl_reply_error();
> > >         };
> > > }
> > > I use ethereal to look the packet, first UA1 send
> > > REGISTER to SER server, on NAT it use 5060 port,
> > and
> > > SER return to corrent address/port.
> > > When UA2 send REGISTER to SER server, on NAT it
> > use
> > > 1027 port, but SER return to NAT:5060 port and the
> > > packet transfered to UA1.
> > > So UA2 can't register.
> > > I can see the NAT table on route, like
> > > udp x.x.x.165:5060 172.16.2.11:5060 x.x.x.165:5060
> > > x.x.x.x.165:5060
> > > udp x.x.x.165:5060 172.16.2.23:5060 x.x.x.165:1025
> > > x.x.x.x.165:1025
> > >
> > > Wangji
> > > 12/1/03
> > >
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