Catalyst

Trunk to Access – Will It Work?

ddib / December 9, 2023

Recently a posted a question to Twitter about connecting two Cisco Catalyst switches. One switch has already booted and has […]

ddib / October 1, 2015

I was looking for information on running IPv6 in VRF on the Catalyst 3k platform and there wasn’t much information

ddib / September 25, 2015

I ran into an “exciting” bug yesterday. It was seen in a 4500-X VSS pair running 3.7.0 code. When there

ddib / September 22, 2015

I recently ran into some limitations of IPv6 ACLs on the Catalyst 3750 platform. I had developed an ACL to

ddib / March 31, 2014

Introduction When tuning your IGP of choice, the first thing people look at is usually the hello and dead interval.

ddib / June 12, 2013

The Catalyst 2960 is a very common switch in any environment that has Cisco devices. A couple of years ago

ddib / January 30, 2013

Cisco is releasing a new Catalyst switch and it will be called 3850. Some of you might already have heard

ddib / October 8, 2012

I’ve done a post earlier on Catalyst QoS. That described how to configure the QoS features on the Catalyst but

ddib / March 7, 2012

I’m back studying and I have already booked a new lab date. I won’t make an announcement until I get