My office away from the office
Posted by jrowley in Home Office, Personal on January 29, 2010
Today, I received my new toys. Since I’ve been spending almost all of my free time in my home office recently and my old Altec Lansing speakers were crackling, I decided to splurge and order myself a set of Klipsch bookshelf speakers and a mini amp.
Production network mockups with dynagen and GNS3
Just a quick follow up on my previous post on using dynagen and GNS3. This one demonstrates the ability to mock up production networks for times when others are using your physical lab. Sure, you can’t emulate a 7600 or GSR, but the same principles apply for most situations (excluding platform specific configurations).
Configuring Dynagen, Dynamips, and GNS3 for lab practice
Mitigating DoS/DDoS attacks with Real Time Black Hole (RTBH) filtering
RTBH is something that I’ve been using for quite some time to mitigate inbound Denial of Service (DoS) attacks against customers. We are currently in the process of deploying an automated traffic scrubbing platform (Arbor Networks and Cisco Guards), but I still see this as an extremely valuable way to quickly put an end to an attack.