Automated F5 Backups with CatTools

We have some new F5 load balancers in our environment, which means I need a method of grabbing regular configuration backups. There are a number of methods out there, but I’ve opted to use SolarWind’s CatTools software since we already own it. The config I used…

Thoughts on Cisco's 2018 Annual CyberSecurity Report

When I started in networking, I never would have thought that security would be such an important part of my job. However, it has become something that I’m involved with almost every day – tasks like applying security configurations, participating in audits, or spending a day chasing down…

Autonegotiation issues on Nexus QSFP Ports

Over the past two years we have made a ton of progress shifting datacenter infrastructure from 1G to 10G+. A majority of this has been through a vendor migration back to Cisco for switching – and specifically using the Nexus 9372 line. These boxes come with 48 ports of 1G/…

What is Risk Acceptance?

You can’t always get what you want. As an engineer though, it’s your job to determine what’s best for the company and recommend it to management. What happens if your suggestion gets turned down? Well certainly your proposal must have been mis-understood, right? Maybe…

L2 Basics: Configuring an EtherChannel

Today we’re going to take a look at how to configure an etherchannel between two Cisco Switches. What is an etherchannel? It’s a way of taking multiple independent links and bundling them together, so that they appear as one logical connection between two devices. Etherchannels are…

2018 Cisco Champions

I received an email late yesterday afternoon – to my surprise I was invited to join the Cisco Champions program for 2018! I applied back in November, but I never would have thought I would actually get selected. I’m very excited to join the wonderful group of existing…