Mikrotik L2TP, SSTP VPN with SSL Certificates, Wireshark Packet Sniffing. Mikrotik does it all.
If your interested in a low cost high usage router / firewall then go to http://www.mikrotik.com
I am presently using the RB750GL in many client installs as well as the RB751G-2HnD Wireless Access Point from Mikrotik. Very Powerful
Check out my Mikrotik Posts: http://www.nasa-security.net/category/mikrotik/
I cover L2TP with IPSec, SSTP VPN and SSL Certificates and Streaming to Wireshark from the built in Mikrotik Packet Sniffer.
I will be adding more content and posts as I go.
I hope you enjoy my posts!!!