Spanning tree protocol is an essential function of Ethernet networks, and it provides several useful capabilities when used properly. However, STP can cause havoc when a network carrying live video is ...

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 ...

Jeff Hardee introduced me to the idea of using longer Spanning Tree Protocol (STP) path length values for high-speed links. I thought this was an intriguing idea and so I started to do some informal ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A very likely explanation is that the switches have a loop circuit within them and the spanning ...

Inventor: Radia Perlman Invention: Spanning-tree algorithm — 1983 The story: The spanning-tree algorithm, used by all bridges and switches to route traffic from one point to another, is credited to ...

Joel is an internationally recognized expert in the areas of security, networking and messaging. Follow him on X (formerly Twitter) @joelsnyder. Building enterprise networks with routers and switches ...