FreeS/WAN IPSec for Linux, OLS 2000, RGB
Transport vs. Tunnel Mode Table of Contents

Network Shapes -- Masqueraded Subnet

 H1-----SG1=====R1=====INTERNET======Rn=====SG2------H2
H1 and/or H2 are non-routable addresses (RFC1918) which have been masqueraded by SG1 and/or SG2, respectively, preventing incoming internet access, allowing outgoing internet access while providing Classical VPN functionality.
Last modified by Richard Guy Briggs , Sat Jul 15 07:42:28 EDT 2000 .