Why you need to know Cisco IOS ACL port numbers Your email has been sent What’s a port number? What does this have to do with the Cisco IOS? When do I need to know a port number? Summary When working ...

Five things you should know about configuring a Cisco IOS switch Your email has been sent Once you're ready to make the jump to a more sophisticated switch, what do you need to know? Let's answer some ...

We have port-security enabled on the access switches across our enterprise. Until last month, we had aging timers also set, for 2 minutes, and all was well in the world. Last month those timers were ...

Thanks to AMD's Data Processing Unit, two new Cisco switches offer security functions in the data center that would otherwise be performed by a firewall. At its in-house trade fair Cisco Live EMEA, ...