Cisco debug messages…
I was doing a RSTP lab testing when I saw this debug message show up on a switch… *Mar 1 00:37:36.929: RSTP(1): we become the root bridge Now that’s awesome. … Read more »
Tag: CCIE
Spanning Tree – 802.1d timers and misc.
I haven’t talked about it much yet, but the actual STP convergence time is fairly slow. This is because of the amount of time that STP spends transitioning ports from… Read more »
Spanning Tree – Reconvergence
So once spanning-tree has done its initial build, we need to talk about what happens when the topology changes. This happens any time that a port goes forwarding or goes… Read more »
Spanning Tree – 802.1d (Normal)
Let’s start with the basics. When I started learning about spanning-tree, I found it INCREDIBLY hard to get a good footing on the different protocols. You’d read about 802.1d, 802.1w,… Read more »
Services – SSH and SCP
Should be a pretty quick post but since I don’t configure either of these two services that frequently it warrants some documentation. SCP uses the same port (TCP 22) as… Read more »
CCIE
So I’ve probably said this before (I’m actually hesitant to look because I’m sure I have) but I’m going to buckle down and start tackling the CCIE Route Switch. So… Read more »