I just got AT&T fiber (upgrade from ADSL) and having trouble with network configuration. I have a fixed IP package (that I had when I had ADSL) and neither the onsite tech or the AT&T rep on the phone ...

This post will show you how to change your default Wi-Fi Router Name (SSID) as well as the Password. Wi-Fi is undoubtedly a great way to keep connected to the internet wherever we go. Today, we can ...

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 ...

Almost all modern Wi-Fi routers are equipped with a configuration interface that you can access through a web browser and use it to set your preferences. So, if you’ve never paid much attention to ...

Previous articles (Part one, Part two) in this series on implementing VPN gateways using Cisco routers discussed the IPsec protocol and basic IPsec VPN connection models. Now we'll learn how to ...

Cybersecurity nowadays requires more (and better) protective measures than ever before. These measures range from adopting what are acknowledged as best practices, through helping end-users to stay ...

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 ...