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 ...

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 ...

Recently a client asked me to write a whitepaper about IP address management. At first the assignment seemed completely routine. But as I began looking at the details I realized that I was going to ...

Just this last week several customers have ironically all asked me the exact same question. “Can we use an Ethernet switch instead of a router for our Internet EBGP peering to our ISP(s)?” While ...

Setting up and configuring a wireless router has become much easier over the years. But the tips I share here will make the process even simpler. You’ll not only feel assured that your home network is ...

Among the many firewalls available in the security market are router firewalls. Unlike the software firewall, the router firewall attempts and blocks incoming query requests at the server level ...

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 ...