Some Examples of Switching
Going through some switching topologies and assisting with some troubleshooting has reminded me that while switching can easily be dismissed as the …
Debugging an EIGRP Stub
After a certain amount of time, you start to forget some of the smaller details that you do not use on a …
ANW2 OSPF REDLAN Gotcha
Ran into an interesting little issue with an ANW2 integration. I’ve looked into it, and when you are using OSPF with ANW2 …
QoS on the Black Core
Black core routing (BCR) brings a lot of interesting capabilities and employments, but will require me to modify my standard approach to …
EIGRP OTP Part 2
The snowmageddon in Virginia gave me some unexpected lab time, so I hopped back into VIRL and decided to kick the tires …
Capturing Packets on Your Cisco Router
I’m a big fan of using network taps when I’m going to be working with Wireshark, but they require either foresight during installation or …
Looking at a Frame
This is going to be a pretty short post because Layer 2 is actually pretty simple. For this post I don’t really …
Dual-STEP Protection Mechanisms – No-Export
Starting with the first day of Comm School, you were taught the importance to redundancy. I’d be willing to bet that within …
Using OSPF With ANW2
When I wrote this post about how to route your ANW2 networks, the only options were static (which I recommended) and RIP (which …
Using BGP to Prefer One Path Over Another
You need redundancy. You wanted two dedicated satellite shots, but your submission came back one dedicated (FDMA), one shared (TDMA). To make …