Category: IPSec

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GNS3 Lab & Exercise: VPN troubleshooting Lab Scenario

Written by irom from http:// on November 9th, 2011 | 11 Comments

Scenario: 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 [...]

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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 Comments

Jeremy (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 [...]

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Topology: DUAL DMVPN- Dynamic Multipoint VPN Over Frame-Relay Using EIGRP

Written by LBSources from http://www.gns3-labs.com on July 9th, 2008 | 1 Comment

This is a DMVPN lab taken from this thread. The author of the post pitched a scenario by which he wanted folks to submit their work showing their attempt at it. This is the scenario….. DUAL HUB DMVPN Challenge: A customer has hired you to configure 4 routers for them. Their requirements are listed below, [...]

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Topology: BlindHogs’ EIGRP Over GRE-IPSec VPN Tunnel Part-2 With AUTHENTICATION

Written by LBSources from http://www.gns3-labs.com on June 2nd, 2008 | 2 Comments

These labs were built based on BlindHogs’ How to configure a GRE/IPSec VPN – Part 2 Routers Used: 3640 IOS: c3640-jk9s-mz.124-16a Feature of Topology: EIGRP Running Over A GRE-IPSec VPN Tunnel With AUTHENTICATION

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Topology: BlindHogs’ EIGRP Over GRE-IPSec VPN With No Authentication Lab Configs

Written by LBSources from http://www.gns3-labs.com on June 2nd, 2008 | 5 Comments

These labs were built based on BlindHogs’ How to configure a GRE/IPSec VPN – Part 1 Routers Used: 3640 IOS: c3640-jk9s-mz.124-16a Feature of Topology: EIGRP Over GRE-IPSec VPN Tunnel NO-AUTHENTICATION



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