Cisco has seen double the trouble with a domain name system (DNS) issue affecting some of its switches, alongside a new ...

Multiple Cisco switch models are suddenly experiencing reboot loops after logging fatal DNS client errors, according to ...

Devices in a number of Cisco switch types experienced significant reboot loops due to a pervasive firmware problem in the ...

Cisco has embedded its operational technology (OT) security functionalities, including zero-trust network access (ZTNA), directly into its industrial switches and routers, aiming to make it simple for ...

Arista has outmaneuvered competitors while focused on high-performance data center and cloud networks. But as it eyes a ...

The incumbent switch makers of the world could learn a thing or two from the server racket. Well, they actually are, but it is because the hyperscalers and cloud builders of the world have been ...

David Davis explains how to configure EtherChannel to increase your bandwidth and provide redundancy on a Cisco network. In my previous article on the Virtual Router Redundancy Protocol (VRRP), I ...

Two years in the making, Cisco today rolled out a turnkey, full-rack appliance that promises to do just about everything it takes to control a data center — from easing IT operations and controlling ...

AI is reshaping networking in ways that demand a new degree of programmability, observability, and optimization, and that promise to change developer roles. At Cisco Live 2025 in San Diego, Cisco CEO ...