yes, you need the pptp patch ive been in the same situation, and applying the patch made it work just fine.- see http://www.netfilter.org/documentation/HOWTO//netfilter-extensions-HOWTO-5.html#ss5.6 ----- Original Message ----- From: "Manikandan" <mani@xxxxxxxxxxxxxx> To: "Netfilter" <netfilter@xxxxxxxxxxxxxxxxxxx> Sent: Friday, April 09, 2004 12:08 PM Subject: Multiple PPTP clients behind iptables. > Dear friends, > > As I am getting more confused about VPN masq., request your help on > this. > > My local LAN is 10.35.0.0/24 > My Linux box running red hat linux 9.0 with kernel 2.4.20-8. acting as the > gateway for my LAN to Internet. > > I need to allow my LAN clients to access Microsoft windows VPN (Windows 2000 > Adv. Server) using PPTP over Internet. > I am not able to make more than one connection to the VPN server as my LAN > outgoing traffic to Internet is getting SNAT to single public IP. > > > I read few guides and howtos to configure my firewall to allow multiple PPTP > sessions. But still I couldn't get through. > > Do I need to patch my kernel? What support do I need to enable this multiple > PPTP traffic. > > Request your views and help on this. > > > Have a nice day > > Regards, > Manikandan. > > > > > > > >