Re: pptp tunnel mss clamping

2008-07-17 Thread John Horne
On Sun, 2008-06-29 at 21:41 +0100, William Murray wrote: > Hi all, > I am having big trouble with a pptp tunnel from a home network to > work. I need to prevent large frames coming back through the tunnel. > For years I used this in the firewall/nat iptables setup: > > iptables -A FORWARD

pptp tunnel mss clamping

2008-06-29 Thread William Murray
Hi all, I am having big trouble with a pptp tunnel from a home network to work. I need to prevent large frames coming back through the tunnel. For years I used this in the firewall/nat iptables setup: iptables -A FORWARD -p tcp --tcp-flags SYN,RST SYN -j TCPMSS --set-mss 1100 but someth