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 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 ...

Now, I've checked on all the routers listed, and none of them have that network directly connected, and it's not in their routing tables. There are no interfaces with any IPs assigned in the ...

To thoroughly understand routing, you need to understand routing tables. In this Daily Feature, Deb Shinder explains how routing tables are used, the information they contain, and how to view and ...