GNS3 Lab & Exercise: VPN troubleshooting Lab Scenario
Written by irom from http:// on November 9th, 2011 | 11 CommentsScenario: A simple IPsec tunnel between fast Ethernet interfaces of routers SW1 (f1/1) and R1(f0/0). But it doesn’t work.. SW1#ping 10.0.0.2 source 10.0.10.1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 10.0.0.2, timeout is 2 seconds: Packet sent with a source address of 10.0.10.1 ….. Success rate is 0 percent (0/5) R1#ping [...]
GNS3 Topology: EvilRouters.Net – Basic IPSec VPN Over Frame-Relay Lab
Written by LBSources from http://www.gns3-labs.com on November 23rd, 2008 | 2 CommentsJeremy (AKA Jlgaddis) over at EvilRouters.net created 2 cool labs. 1 was a basic frame-relay lab and the other was adding IPSec VPN to the lab. He gave some great details and outlined the configuration – step by step. I compiled the lab for GNS3 specifically. Jeremy has an awesome blog .. check him out [...]
Topology: Multi-Homed VPN & Object Tracking – IP SLA – Floating Default Routes PLUS OSPF Over GRE Tunnel
Written by LBSources from http://www.gns3-labs.com on June 27th, 2008 | 2 CommentsThis lab is similar to Topology: Multi-Homed VPN & Object Tracking – IP SLA – Floating Default Routes. Call it “Part 2″ The only addition of to this lab is OSPF running over a GRE tunnel. Its currently using only 1 of the paths to get to the HQ (v284 router). In Part 3 I [...]
Topology: Multi-Homed VPN & Object Tracking – IP SLA – Floating Default Routes
Written by LBSources from http://www.gns3-labs.com on June 25th, 2008 | 4 CommentsThis lab was created based on a real world scenario and need. The need was to have 1 router at each end-point. One being the client side and the other being the side where their devices/services/apps reside (let’s call it the field). There is only one ISP at the client side and 2 available and [...]








