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 ...

Routing protocols have far-reaching effects on the performance and reliability of your network, but sorting out the differences between them can be a challenge. Choose the best one for your network by ...

To design communications systems, an engineer may have to juggle several protocols running across a backplane. There are several common strategies to handling the interface for those protocols.

Routing is the process of determining where to send data packets that are destined for addresses outside the local network. Routers gather and maintain routing information to enable the transmission ...

How does an SDN interoperate with the rest of the network? SDN Doesn't Operate Alone Software Defined Networks don't operate alone. They will have to interoperate with other SDNs and with other parts ...

Routing protocols play a critical role in the functioning of the Internet and the services built upon them. However, many of these protocols were developed without security concerns in mind. For ...

Folks need to understand what IP routing is when it comes to networking. But not only that, they should also be familiar with the various IP routing protocols. This article will explain everything ...

Network Engineers are always looking for new ways to gain some low-cost network testing capabilities. Few companies sufficiently fund networking labs for their networking teams to learn on prior to ...

For years, we used to have a plain-old ADSL in the office—fast download speeds, slow upload, high latency—all that at the cost of $1/GB. We have had so many problems with performance and reliability ...