On Tuesday 10 August 2004 11:35 pm, Alistair Tonner wrote: > On August 10, 2004 04:24 pm, Meszaros Gergely wrote: > > Thank you ! It wooorks ! > > > > That clamp-mss magic worked for me, so I consider myself lucky. ^^ > > > > > iptables -I FORWARD -i $INTERNAL_IF -p tcp --syn -j TCPMSS > > > --clamp-mss-to-pmtu > > > > Great! > > > > If it would be in the mangle table, i would dare to say i understand what > > it does, but this case ... how can it send a larger packet in a smaller > > one? magic :) > > > > I tried Anthony's mangle version also but something must be missing here > > to make it work: iptables -t mangle -A POSTROUTING -o EXTIF -j TCPMSS > > --clamp-mss-to-mtu iptables v1.2.9: Unknown arg `--clamp-mss-to-mtu' > > Mabbe modules? Or I misspelled it? > > Nope, we're missing a p there > iptables -t mangle -A POSTROUTING -O ${EXTINF} -j TCPMSS > --clamp-mss-to-pmtu > > whoopsy. Yes, sorry about that :) I should be more careful when typing the really weird netfilter options. Antony. -- "I don't mind that he got rich, but I do mind that he peddles himself as the ultimate hacker and God's own gift to technology when his track record suggests that he wouldn't know a decent design idea or a well-written hunk of code if it bit him in the face. He's made his billions selling elaborately sugar-coated crap that runs like a pig on [sedatives], crashes at the drop of an electron, and has set the computing world back by at least a decade." - Eric S Raymond, about Bill Gates Please reply to the list; please don't CC me.