Troubleshoot Cisco Site-to-Site VPNs

Troubleshoot Cisco Site-to-Site VPNs This article is a how to on troubleshooting a Cisco router site to site VPN that isn’t connecting or isn’t passing traffic. Troubleshooting Cisco site to site VPNs may not seem as straight forward as some other routers or firewalls as we don’t always get a decent GUI with lots of visual feedback telling us our VPN works or doesn’t work. […]

Allow PPTP VPN through Cisco PIX

Allow PPTP VPN through Cisco PIX I came across a situation recently where a customers VPNs wouldn’t connect. This was a straight forward Microsoft PPTP VPN setup but there was no sign of any sessions hitting the RRAS server. The issue was caused by an incorrectly configured Cisco PIX. Here is a short guide to allow PPTP VPN through Cisco PIX: 1. Firstly ensure your access […]