a network engineering blog
In the past few months we have seen major outages from United Airlines, the NYSE, and the Wall Street Journal. With almost 5,000 flights grounded, and NYSE halting trading the cost of failure is high. When bad things happen IT personal everywhere … [Read more]
First, I want to apologize for not doing my job. Over the past couple years I've let this site become slightly stagnant. I won't attempt to make excuses, but I will say that I'm in a much better place now. Hopefully inspiration will continue to … [Read more]
Ok maybe that title is a bit grandiose... But due to the great response I received Friday morning from the launch of the original PCAP shirt, and the IPv6 follow-up, I decided to create a few new designs and put everything into a store front. If the … [Read more]
Some days I don't know why I do things... But last night I was playing around with creating a PCAP meme when my friend Josh Kittle said he'd be interested in a t-shirt like that. I got to thinking about it and realized some network engineers out … [Read more]
With ASA version 9.4 Cisco has added support for Elliptic curve cryptography (ECC), which is one of the most powerful types of encryption in use today. While ECC has been in use since 2004, only it's recently use has skyrocketed. Part of this reason … [Read more]
Listed below are many events which occur on network devices at well-known intervals. The list is provided to serve as an aid while troubleshooting recurring network disruptions. Please consider helping to expand this list by adding other recurrent … [Read more]
