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Networking

WAN IP Address. LAN IP Address. What

Why Is My WAN IP Different from My LAN IP?

What do you mean I have two IP addresses? One day, as you’re poking around your computer’s networking preferences or maybe hooking up a new router, you might suddenly become aware of an interesting bit of information. There are two different IP addresses involved with you’re getting online and connected to the world. There’s the…

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The VPN Internet Kill Switch explained

A VPN Kill Switch Is a Special Feature that Protects Your Privacy

Without a reliable VPN Kill Switch, you could be caught with your digital pants down.  A Virtual Private Network (VPN) is essential for anyone who uses the Internet because it addresses the top three online concerns: security, privacy and anonymity. Along those lines, a VPN kill switch is a feature you want you on your…

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What is a Gateway?

What is a Gateway and What Does it Do?

A gateway is a node (router) in a computer network, a key stopping point for data on its way to or from other networks. Thanks to gateways, we are able to communicate and send data back and forth. The Internet wouldn’t be any use to us without gateways (as well as a lot of other…

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How do I use a Proxy Server?

Please be aware that the use of proxy servers without the express permission from the owner of the proxy server may be illegal in some states and/or countries. Use them at your own risk. Use your favorite search engine and search for ‘proxy server list’. You’ll find many sites with lists of proxy servers, their…

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What Makes a Network Unsecure?

What Makes a Network Unsecure?

What are the risks involved if I use one? An unsecured network most often refers to a free Wi-Fi (wireless) network, like at a coffeehouse or retail store. It means there’s no special login or screening process to get on the network, which means you and anyone else can use it. What that means to…

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What Is a Traceroute?

For most of us, phone calls and Internet connections seem to happen instantaneously. It feels as if our computer has a direct line to our favorite websites. Web pages load so fast that it seems that we must have a direct connection to any computer, even one across the country. But we don’t. Not since…

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TCP/IP Simplified

As we all know, computers are a combination of hardware (computers, monitors, and modems/routers) and software applications or programs (word processing, spreadsheet/accounting programs, etc.). The same goes for networking: Both hardware and software are involved—and the heart of the networking software, which is built into your computer, is TCP/IP…the international standardized guidelines for network communications.…

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What is a TCP/IP Packet?

In its simplest form, a packet is the basic unit of information in network transmission. Most networks use TCP/IP as the network protocol, or set of rules for communication between devices, and the rules of TCP/IP require information to be split into packets that contain both a segment of data to be transferred and the…

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