Joel is an internationally recognized expert in the areas of security, networking and messaging. Follow him on X (formerly Twitter) @joelsnyder. Routers and switches are filled with technologies, some ...

Learn how the internet works with a simple guide on DNS, IP addresses, and routing—explained clearly to show how online ...

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 ...

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 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 ...

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 ...

An examination of network protocols for creating and managing a switched network. Topics will include Ethernet LANs, Virtual LANs, VLAN trunking, network and link layer addressing, subnetting, DHCP, ...

Routing protocols designed for low power and lossy networks (LLNs) have become pivotal in realising the vast potential of the Internet of Things (IoT) and wireless sensor systems. These protocols, ...

The networking industry has done a great job of training network engineers to use the command line interface for per-device configuration and training has resulted in an extensive use of manual ...