Steve's Blog

So, if you've read my previous post, you will see that I was recently looking into a Denial-of-Service attack. Once I eventually tracked...

So recently I had the interesting experience of helping track down a Denial-of-Service attack coming from a network. Thankfully due to the e...

Took me a long time to figure this one out... On a Cisco router, specifically Cisco 2900 running early versions of IOS 15.2, you may be comp...

Just another quick update with information on other switches behaviour when it comes to spanning-tree and multicast... HP Switches I tes...

Just an addendum to my previous entry - a few useful tricks I picked up whilst setting up a lab for playing with multicast. Generating lo...

So, I've come across this problem a lot of times, so I thought I'd try and write a post to help others in the same situation. The ...

Seeing as I haven't actually posted anything on this blog since creating it in 2008, I thought I would give you some links to some blogs...