Vyatta OFR is an open-source router, firewall and VPN enterprise-grade solution.
Vyatta is very cool because is not a rigid and inflexible product.
Vyatta's unique attitude brings a fresh air to the world of networking.
Articles
16.05.2008 Vyatta OFR Remote Access
VPN - Part 2: " L2TP/IPsec
?" - My Two
Cents
Updated 27.08.2008
13.05.2008 Vyatta OFR Remote Access VPN - Part 1: PPTP
24.04.2008 Vyatta VC4 - Advanced VPN Site-to-Site Connections - Appendix - The List of Configuration Files
24.04.2008 Vyatta VC4 - Advanced VPN Site-to-Site Connections - Part 12 - Configure IPIP/IPsec in Case of Scenario 2 Using IPsec ESP in Tunnel Mode and as IPIP Tunnel Endpoints Private IP Addresses from the Loopback Interfaces
24.04.2008 Vyatta VC4 - Advanced VPN Site-to-Site Connections - Part 11 - Configure GRE/IPsec in Case of Scenario 2 Using IPsec ESP in Tunnel Mode and as GRE Tunnel Endpoints Private IP Addresses from the Loopback Interfaces
22.04.2008 Vyatta VC4 - Advanced VPN Site-to-Site Connections - Part 10 - Configure the GRE and IPIP Tunnels in Case of Scenario 2 Updated 23.04.2008
22.04.2008 Vyatta VC4 - Advanced VPN Site-to-Site Connections - Part 9 - Basic Configuration of the Vyatta VC4 VMs(configure interfaces, set default routes, NAT rules, test connectivity) in Case of Scenario 2
Updated 23.04.2008
13.04.2008 Vyatta VC4 - Advanced VPN Site-to-Site Connections - Part 8 - Configure IPIP/IPsec in Case of Scenario 1 Using IPsec ESP in Tunnel Mode and as IPIP Tunnel Endpoints Private IP Addresses from the Loopback Interfaces
Updated 23.04.2008
12.04.2008 Vyatta VC4 - Advanced VPN Site-to-Site Connections - Part 7 - Configure GRE/IPsec in Case of Scenario 1 Using IPsec ESP in Tunnel Mode and as GRE Tunnel Endpoints Private IP Addresses from the Loopback Interfaces
Updated 23.04.2008
07.04.2008 Vyatta VC4 - Advanced VPN Site-to-Site Connections - Part 6 - Configure the GRE and IPIP Tunnels in Case of Scenario 1
Updated 23.04.2008
07.04.2008 Vyatta VC4 - Advanced VPN Site-to-Site Connections - Part 5 - Basic Configuration of the Vyatta VC4 VMs(configure interfaces, set default routes, NAT rules, test connectivity) in Case of Scenario 1
Updated 23.04.2008
05.04.2008 Vyatta VC4 - Advanced VPN Site-to-Site Connections - Part 4 - Building the VMware Labs
Updated 23.04.2008
03.04.2008 Vyatta VC4 - Advanced VPN Site-to-Site Connections - Part 3 - A look at the Diagrams of the GRE and IPIP over IPsec VMware Labs
Updated 23.04.2008
31.03.2008 Vyatta VC4 - Advanced VPN Site-to-Site Connections - Part 2 - A Quick Overview in Pictures of Various Implementations from Different Vendors: GRE/IPsec, IPIP/IPsec, L2TP/IPsec, Cisco's SVTI and DMVPN
Updated 23.04.2008
31.03.2008 Vyatta VC4 - Advanced VPN Site-to-Site Connections - Part 1 - A Quick Overview
Updated 23.04.2008
21.12.2007 Vyatta OFR supports multiple VPN Clients(either L2TP/IPsec and/or PPTP) located behind it(when NAT-ing)
21.12.2007 How to Create a VPN Site-to-Site IPsec Tunnel Mode Connection Between a Vyatta OFR and an ISA 2006 Firewall Standard Edition