https://wiki.swcp.com/w/index.php?action=history&feed=atom&title=KB_153 2026-10-07T17:53:07Z Revision history for this page on the wiki MediaWiki 1.45.1 https://wiki.swcp.com/w/index.php?title=KB_153&diff=313&oldid=prev 2008-06-04T21:25:38Z

<p>New page: ===How do I set up a Cisco 678 router to forward GRE for PPTP connections?=== Article:153 Created:2002-04-05 11:41:37 Categories: Windows 95 Windows 98 Windows NT 4 Windows ...</p> <p><b>New page</b></p><div>===How do I set up a Cisco 678 router to forward GRE for PPTP connections?===<br /> Article:153<br /> Created:2002-04-05 11:41:37<br /> Categories:<br /> Windows 95<br /> Windows 98<br /> Windows NT 4<br /> Windows 2000<br /> DSL<br /> Windows XP<br /> <br /> ====Question or Symptom====<br /> How do I set up a Cisco 678 router to forward GRE for PPTP connections?<br /> <br /> <br /> ====Resolution====<br /> From enable mode type:<br /> <br /> set nat ent add &lt;internal_machine_ip&gt; 0 47<br /> set nat ent add &lt;internal_machine_ip&gt; 1723 tcp<br /> <br /> <br /> internal_machine_ip represents your server&#039;s local IP address. 0 allows all ports<br /> and 47 is for GRE protocol. PPTP is the only VPN protocol that is known to us to<br /> work through NAT this way.</div>

Jamii