Cisco Spanning Tree protection mechanisms
Today, I wanted to remind myself of all the funky little Cisco spanning tree protection features. I found this neat picture that summarizes it all:
Troubleshooting Cisco PIX/ASA site to site IPsec VPN
A site to site IPsec VPN consists of two phases; Phase 1 – IKE exchange and Phase2 – Establishing the ipsec tunnels. It is important to figure out which part of the negotiation the VPN is failing at. However, before…
Configuring Cisco PIX/ASA site to site IPsec VPN Tunnel
How often do you get a chance to create new IPsec VPN tunnels? Well today, I got a chance to create 3 customer site to site VPNs at once! Speaking of VPN tunnels, how many know the commands for creating…
Useful ways to use the Linux “find” command
In my Linux life, I find myself trying to search for files quite frequently. All distributions comes with a very handy command called ‘locate’ which helps you search for the file. What it does is Linux keeps an index and…
First Post
I find I frequently learn something, somethings that I’ve done once or twice or a dozen times and I eventually forget about it. This is why I’m starting this blog. I want to record down to excruciating detail what I’ve…