This morning a really strange issue cropped up. All devices on my network that are connected to a switch (just your standard SOHO switch) cannot see the router anymore. My setup is Cable Modem -> ...

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 ...

When a network router doesn't have enough network ports to connect all the necessary devices, a switch can be used to add additional ports. In the case of business networks, switches are often ...

I'm trying to set up a server behind a router and a switch, but no one not connected to the switch can access the server. The cable modem is plugged into a four port Linksys, which is set to forward ...

I’ve given a few tips for ways to configure your router, and a reader asked how to log into a specific model. If you act as your own IT department, that basic step may be the only thing keeping you ...

Looking to update your wireless network for better performance or security? Follow these simple steps for configuring your router and wireless network the right way. I’ve been working with computers ...

The Simple Network Management Protocol (SNMP) is a necessary tool for every network administrator. You can easily configure it with just a few commands. SNMP is still the most popular way to monitor ...