Chapter 25. Linux FreeS/WAN VPN

Table of Contents
25.1. IPSEC/VPN -FreeS/WAN
25.2. Compile, insert FreeS/WAN into the kernel
25.3. Reconfigure and install the kernel with FreeS/WAN VPN support
25.4. Configure to optimise
25.5. Automatic or Manual Key connections
25.6. The /etc/ipsec.conf file
25.7. The /etc/ipsec.secrets file
25.8. Configure RSA private keys secrets
25.9. Required network setup for IPSec
25.10. Testing the installation
25.11. Further documentation
25.12. Installed files

Protection of client-to-server with SSL solutions is an excellent choice but sometime for enterprise environments establishing secure communication channels, assuring full privacy, authenticity and data integrity in between two firewalls over the Internet are vital. For this, IPSEC has been created.