Spans and RSpans
Spans are a pretty common theme in networking these days. There are all kinds of devices that want to see what’s happening on the network. The configuration of spans is… Read more »
Category: Cisco (Networking)
GLBP – Gateway Load Balancing Protocol
GLBP is a Cisco proprietary tool that takes HSRP and VRRP to the next level (or so I though it would). In addition to providing first hop redundancy, it also… Read more »
Why I love using a blog as a study tool
Just got a comment on my DTP post. I had made a comment about DTP still running even when a switch port was configured in static access mode. To be… Read more »
VRRP – Virtual Router Redundancy Protocol
VRRP is essentially the standardized version of HSRP. As per usual, Cisco generally comes out with it’s own protocols before standardized ones are approved. Since it’s pretty much the same,… Read more »
HSRP – Hot Stand By Router Protocol
If you’ve been working with Cisco gear for any period of time you likely know what HSRP is. HSRP is the Cisco proprietary FHRP (first hop redundancy protocol). It allows… Read more »
Cisco ASA upgrade… what a pain…
Some of you might have noticed that my site was down for about 30 minutes today. I decided it was time to upgrade my firewall code since I hadn’t done… Read more »