Cisco's free IoT and wireless sandbox gear lets you prototype smart-home connections, trace unexpected disconnects, and more.

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 ...

I love new security testing tools. There is nothing quite like finding some magical bits of code allowing you to use and abuse protocols in unique and unnatural ways. I was introduced to Loki at ...

Don't be fooled into thinking that static routing is always the best tool for the job, however. The greatest negative to using static routes is that they don't scale as your network grows. This is ...

What is virtual routing and forwarding (VRF)? Virtual routing and forwarding (VRF) is a technology included in Internet Protocol (IP) network routers that enables multiple instances of a routing table ...

The router, dubbed the Carrier Routing System-1 (CRS-1), is designed for carrier networks that handle the highest volumes of Internet traffic. It is the first product engineered by Cisco that will ...

BGP (Border Gateway Protocol) is the protocol that enables the internet's global routing system. It manages how packets get routed from network to network by exchanging routing and reachability ...