Many administrators forget—or don't even realize—that they can configure Dynamic Host Configuration Protocol (DHCP) on Cisco IOS routers and switches. David Davis discusses the pros and cons of this ...

Hi guys, anyone can help me on how to configure/enable GVRP on my cisco switch. On the CLI, i used the command "set gvrp enable" but it wont work, it gave me "Invalid input detected". GRVP irc is on ...

A TechRepublic reader recently e-mailed me to ask about limiting the bandwidth on a Cisco Catalyst switch port. In fact, there are a number of uses for this configuration. Let's take a closer look. A ...

Q: I have a Cisco L3 3560 switch, 5 unmanaged switches and 150 users. I need to create 10 VLANs. How can I configure my VLAN given the switches I have? It depends on how many users you would need in ...

Most IT pros realize that using Telnet to manage routers, switches, and firewalls is insecure. Transmitted in clear text across a network, Telnet traffic basically publicizes any login usernames and ...

In a security alert published today, Cisco has advised owners of Nexus switches to disable a feature called PowerOn Auto Provisioning (POAP) for security reasons. POAP is currently enabled by default ...