PPTP Server behind PF firewall

Hello, I have a PPTP server (running Windows Server) behind PF (OpenBSD 4.4). I tried 'rdr pass' on 1723/TCP and all GRE traffic, without success. Then, I tried to set up an alias on WAN interface and create a binat rule, doesn't work too. Is there any limitation with PF? I wouldn't like

Re: PPTP Server behind PF firewall

2008/12/12 cbc ccapo...@gmail.com: Hello, I have a PPTP server (running Windows Server) behind PF (OpenBSD 4.4). I tried 'rdr pass' on 1723/TCP and all GRE traffic, without success. Then, I tried to set up an alias on WAN interface and create a binat rule, doesn't work too. Is there any