Making the mtu/mru 1500 on my PPP device fixed the problem completely! So
far, I have been able to connect to any HTTP site.
Gregory S. Read
[EMAIL PROTECTED]
> -----Original Message-----
> From: Bryan Blackburn [mailto:[EMAIL PROTECTED]]
> Sent: Friday, September 25, 1998 2:28 PM
> To: 'IP Masquerade Mailing List'
> Subject: Re: [masq] Some HTTP sites don't work...
>
>
> I had this same problem until I made sure the mtu/mru for ppp0 was
> identical to eth0 (1500). Try changing your call to
> /usr/sbin/pppd (in
> /etc/ppp/scripts/ppp-on at least on RH 5.0) to have "mtu 1500
> mru 1500"
> instead of 552, or whatever the default may be.
>
> HTH,
>
> Bryan
>
>
> Gregory S. Read wrote:
> >
> > I'm running Red Hat 5.1 with 2.0.35 kernel.
> >
> > I have IP masquerading working successfully for most
> things. Regular TCP
> > things seem to work fine. Pinging sites works fine. Most
> HTTP sites work
> > fine too.
> >
> > However, some HTTP sites are just impossible. A few sites
> that I can think
> > of off hand that DON'T work are...
> >
> > http://www.aol.com
> > http://www.microsoft.com
> >
> > My guess is they have anti-linux filters. :-)
> >
> > They work just fine when accessed from the gateway Linux
> machine running IP
> > Masquerade.
> >
> > These are the only sites I've found to be a problem. Most
> other HTTP
> > queries have worked great over the routing. Any ideas?
> >
> > Gregory S. Read
> > [EMAIL PROTECTED]
> >
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