Dealt with quite a little clusterf*** today with TimeWarner Cable on their "business" side. We brought up an NNI with them on Friday and I had someone at a customer site trying to turn up our first ...

I am amazed by the number of networks that I encounter that do not have optimal spanning tree configurations. I first read Radia Perlman’s book “Interconnections” back in 1994. I am amazed that 15 ...

I have 2 msts setup, one goes over port 2, and one goes over port 23. When port 23 fails, the traffic switches over to the correct backup path with mst02 but, when the port comes back up it doesnt ...

This blog post is simply an index page to the recent blog postings about the pros and cons of using a two switch topology to experiment with and learn about Spanning Tree Protocol (STP). Part 1: The ...

An algorithm that runs in network bridges and switches to prevent loops, in which packets keep going around in circles. In a small network with one or two switches, the spanning tree protocol (STP) ...

As computer networks get bigger, it becomes increasingly hard to keep track of the flow of data over this network. How do you route data, making sure that the data is spread to all parts of the ...