Non-standard VPN protocols
  There are a variety of non-standard VPN technologies available for Linux.
  TUN/TAP methods
  Can use TCP or UDP
  Can tunnel IP or Ethernet layer
  No kernel modules required.
  TUN/TAP may not be available in default kernel

Copyright 2003, Bri Hatch of Onsight, Inc.

Presented at Real World Linux, 2003.

Presentation created using vim and MagicPoint.