Re: Reports of bad headers using TUN?

[Matthew <matthew@xxxxxxxxxxxxxxxx>]

Bam! That did it. I've gotten one response back from my 4 problematic 
people and it works for her now.
Thanks to all you awesome people! You rock!

-Matthew

Jaroslav Libák wrote:
> > Hi all,
> > No go it seems. I ran this command on my director:
> >
> > iptables -A OUTPUT -s <VIP> -p tcp
> >  -m tcp --tcp-flags SYN,RST,ACK SYN,ACK -j TCPMSS --set-mss 1440
> >
> > And the POST test in the HOWTO still returns "bad request" in the browsers.
> >
> > What next?
> >
> > Thanks,
> > -Matthew 
> You need to run it on your real server. Real server replies with SYNACK packet 
> which needs to have MSS 1440 to notify the client of the limit. Another 
> solution is to set MTU 1480 on outgoing interface on realserver. Also try to 
> set MTU to 1480 on the incoming interface on directors.
>
> The solution with iptables on realservers works for TCP only, not for UDP.
>
> Jaro
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