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 ...

Some people refer to Sun Labs distinguished engineer Radia Perlman as the Mother of the Internet and the creator of the spanning tree algorithm used by bridges and switches. Others know her as the ...

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 ...

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 ...

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 ...