Videos for Setting up GNS3

Greetings! This is just a quick posting to share my videos on “How to setup GNS 3″ for learning on Cisco platforms. If you are not familiar with GNS3, it is a GUI front end that links several...

Add an SSL Certificate to your Cisco...

I found this to be a less-than-clear topic: Adding an SSL certificate to the Cisco ASA. Before we begin, let’s get our heads wrapped around a few pieces of terminology: CA – Certificate Authority...

Foreign Key Referential Integrity So...

So, I was recently working with mysql on my Mac (Snow Leopard). I was using the InnoDB engine and I created some foreign key constraints between a few tables. Big problem. I would go to insert a row into a...

Client VPN Split-Tunnel Revisited

There has been some debate over what a split-tunnel ACL should look like. Many insist that you must include an extended ACL with the source and destination in the split-tunnel ACL. I propose that this is not...

CCNA Switching: Practice Lab

Here is another practice lab for CCNA Level Switching. CCNA Switching Lab 1 The L3 switch has the L3 component already configured. You only need to finish the l2 switching tasks. When finished, you should be...

Restrict a user to a specific VPN Tu...

So, VPN access is wonderful, but you would like to restrict a user to certain network restrictions. For example, you have an HVAC contractor who maintains your system remotely via your Internet connection. You...