[Serusers] nathelper question

[jimmy way]

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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> 
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> 
> 
> 
> 
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