If you just started your Cisco certification journey, and followed the specifics listed in the first two posts in this series, you’d have made a couple of big choices. You’d have chosen whether to ...

Among the things you can do with the Global Configuration Code service command include enable or disable the Cisco IOS DHCP server and relay agent; use the service linenumber command to notify the ...

For the less technical, it might be helpful to define these acronyms. API (Application Program Interface) refers to a set of tools, definitions, and rules or protocols for building a software ...

Somehow I outsmarted myself and have utterly forgotten the password to my SG300-20. How can I go about resetting it? I connected via USB to the serial console and hit "Password recovery" on the boot ...

Cisco Access Lists allow businesses to increase system security by defining exactly which devices are allowed to access network resources. Each Access List comprises a series of entries, with each ...

Cisco Systems offers its 300-series switches in a variety of sizes and capabilities, ranging from simple 8-port Fast Ethernet products to 50-port gigabit departmental switches. The SG300-MP is in the ...

David Strom is the author of two books on computer networking, along with thousands of articles on various IT topics. Follow him on Twitter: @dstrom To better protect the enterprise network, ...

I'm trying to get VPN working using the default Leopard client instead of my usually scripts that call the command-line Cisco client. The new Leopard VPN configuration seems very nice, so I'm curious ...

Charles Giancarlo, 50, resigns as chief development officer at Cisco Systems, saying the timing would never be right for him to succeed John Chambers as CEO. Marguerite Reardon started as a CNET News ...