Re: Transparent Proxy & IPtables

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      Yes... no problems, they be able to ping each other.

      

              Tiago Fioreze

********************************************
*         Administrador da Rede            *
*                                          *
*     Núcleo de Ciência da Computação      *
*   Universidade Federal de Santa Maria    *
* Santa Maria - Rio Grande do Sul - Brasil *
********************************************



Citando David Correa <tech@linux-tech.com>:

> 
> On Tue, May 14, 2002 at 09:02:27PM -0300, Tiago Fioreze wrote:
> > > >     tcpdump: listening on en0
> > > >18:46:30.687660229 myhost.55611 > my_squid_server.8080: S 34894507
> > > >80:3489450780(0) win 5840 <mss 1460,sackOK,timestamp 168050131
> > > 2113929216,nop,ws
> > > >cale 0> (DF)]
> > > >18:46:30.688073773 my_squid_server.8080 > myhost.55611: S 32226271
> > > >83:3222627183(0) ack 3489450781 win 17520 <mss 1460>]
> >   Answering your question... No, Squid is running on AIX 5L... en0 -->
> Standard 
> > Ethernet Network Interface on AIX.
> > 
> 
>    |----------|  eth1|----------|eth0              |------------|
>    | Internet |------| Firewall |--------|---------| My Network |
>    |----------|      |----------|        |         |------------|
>                                          |
>                                          |
>                                      |-------|
>                                      | SQUID |
>                                      |-------|
> 
> 
> SQUID and My Network see each other
> 
> > > > 
> > > >      On Firewall Box: (command: tcpdump host my_squid_server)
> > > > 
> > > > tcpdump: listening on eth0
> > > > 18:39:51.962480 arp who-has my_squid_server tell my_firewall
> > > <snip>
> > > > 18:40:36.962475 arp who-has my_squid_server tell my_firewall
> > > > 
> > > > 
> > > >       On My Host Box: (command: tcpdump host my_squid_server)
> > > > 
> > > >       tcpdump: listening on eth0
> > > > 18:58:05.045512 arp who-has my_squid_server tell my_firewall
> > > <snip>
> > > > 18:58:31.040055 arp who-has my_squid_server tell myhost
> 
> my_firewall has poblem finding my_squid_server
> 
> before you try port forwarding from my_firewall to 
> my_squid_server they should be able to ping each other.
> Can they?
> 
> 
> -- 
> David Correa
> Public Key http://www.linux-tech.com/linuxtech.asc
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