BSD, ipnat.rules, vpn, proto gre, port 1723. What gives?

[linuxtricks]

Hello.&nbsp;&nbsp;Can anyone please help me be able to use my Winbloze<br>machine to VPN into my office?<br><br>I am behind an OpenBSD firewall at home... and have been trying everything I can think of to get *gre* packets to route... but have been unsuccessful.&nbsp;&nbsp;=(<br><br>This is what I have so far:<br><br>In /etc/sysctl.conf I have manually enabled the following:<br><br><b>net.inet.gre.allow=1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;#gre</b><br><br>Is this neccessary?&nbsp;&nbsp;Must I reboot for this to take effect?<br><br>Also, I have the following lines added to /etc/ipnat.rules:<br><br><b>rdr xl0 0/0 port 0 -&gt; 192.168.0.10 port 0 gre<br>rdr xl0 1.2.3.4/32 port 1723 -&gt; 192.168.0.10 port 1723</b><br><br>where 1.2.3.4 is the external IP for the firewall and 192.168.0.10 is the Windoze machine I am trying to VPN out of.<br><br>What am I missing?&nbsp;&nbsp;I have been trying to get this to work for several weeks now.&nbsp;&nbsp;=(<br><br>Thank you in advance for any help you can give. <p> <br><a href=mailto: > </a><br><a href= > </a><br><i>try not!</i><br>
<i>do... or do not. there is no try!</i>