How To: Easily open your NAT on a ZyXel router

In this Computers & Programming video tutorial you will learn how to easily open your NAT on a ZyXel router. There are three steps involved in doing this. Open your web browser and type in the router IP address which is normally http://192.168.1.1. Then you will get the log in page. The password is either 1234 or admin. It will be written on the packaging of the router. On the next page click on UPNP, then check all three boxes and click 'apply'. Then you click on NAT and set the start and en...

How To: Set up an HP wireless printer

In this tutorial, we learn how to set up an HP wireless printer. First, click "setup" on the printer, then go to "network", then "wireless setup wizard". The printer will now go through the setup process and show you available wireless networks in your area. If your network requires a password, enter it by typing it in with the keypad. Now, install the software to any computer and wait for the blue wireless light to turn on. When this is done, you will be able to print wirelessly from any com...

How To: Use the Hacker Defender rootkit or HackDef

Hacker Defender is one of the most widely deployed rootkits in the world. It is a user-mode rootkit that modifies several Windows and Native API functions, which allows it to hide information (files, processes, etc.) from other applications. In addition, Hacker Defender implements a backdoor and port redirector that operates through TCP ports opened by existing services. This means it is not possible to find the hidden backdoor through traditional means, like launching a remote port scan agai...

How To: Detect hackers with netstat

Netstat (network statistics) is a command-line tool that displays network connections (both incoming and outgoing), routing tables, and a number of network interface statistics. It is available on Unix, Unix-like, and Windows NT-based operating systems. This video tutorial presents a basic introduction to working with the netstat tool. Determine whether you've been hacked with this how-to.

How To: Set up a Linksys WR54g or WRT54g2 wireless router

This video tutorial is in the Computers & Programming category which will show you how to set up a Linksys WR54g or WRT54g2 wireless router. First you connect to your Linksys router. Then go to http://192.168.1.1 and type in "admin' as your password in to log in window and click "log in'. then go to the "wireless' tab and enter your wireless network name. In the wireless channel select '11 2.462GHz' and click save. Next go to "wireless security' and type in the wireless network key. This is t...

How To: Use salty hashes to keep passwords secure

In this tutorial, we learn how to use salty hashes to keep passwords secure. A hash is stored in a database that is hashed with an algorithm, so not everyone can see exactly what your password is. When you type your password into a website, it doesn't actually register as words, it registers as a hash. This keeps your passwords secure so not everyone can see them. Salting is when you use random pits and attaching them to your regular hashes so not every password is the same. The salt is what ...

How To: Set-up a (dlink DI-524) wi-fi router

First, you will need a surfboard cable modem. You will need a wireless router with an unscrewed antenna and a power cord. Make sure you have two ethernet cord and a computer. First, take the surfboard and screw the cable into it; make sure it is completely tight. Next, take the router and one ethernet cord. Look for the spot that reads WAN; plug the ethernet cable into this spot. Take the other end of the ethernet cable and plug it into the port on the surfboard.

How To: Secure a home WiFi network

In this video tutorial, viewers learn how to secure a home wireless network. There are 3 types of security protocols for connecting devices. The 3 types of security protocols are: OPEN, WEP and WPA. Users should use passwords that are secure but no so obscure that they are unusable. The password should not be dictionary words. They should be mixed with casing and contain the user's phone number. Go to your router's website and log into the website. Find the setting for wireless security and e...

How To: Setup an Asterisk Server

Over the years, I have enjoyed playing with Asterisk. I have found Asterisk to be extremely powerful and fun to play with. There are several books and many scattered how to articles out there, but most are outdated and the information required to build Asterisk from beginning to end can be a bit daunting. I wanted to combine all the steps into a single article and share my experience with everyone. If I have left out any steps please let me know.

How To: Send Fax From Computer

Advances in technology continue to make our lives easier and more convenient. If you want to send fax, for instance, you no longer need to own a fax machine. You can easily and quickly send fax directly from your computer in one of several methods, including via an Internet fax service provider or using Windows built-in Fax and Scan tools. Read on how to use an Internet fax service, one of the faster faxing methods, to send fax messages from your PC.

How To: Upgrade the firmware on a Linksys router

In this tutorial, we learn how to upgrade the firmware on a Linksys router. First, you will need to know what you already have, go to 192.168.1.1 on your browser to find this. Next, search for the name of your router that you got from the site. From here, click on the downloads on the page. Then, you will pick the model number for it. Download this on your computer and it will run through the download process. When done, go back to the router website to make sure it was upgraded and then you'...

How To: Clear the ARP cache

In this tutorial, we learn how to clear the ARP cache. First, go the command prompt on your computer and type in "C:/>netsh interface ip delete arpcache Ok". Press 'enter' on your keyboard and then it should be cleared out. If you want to view your ARP cache, type in the command "C:/>arp -a". If this fails, then you will need to use Microsoft Windows to repair the network connection. If this doesn't work, talk to the person that manages your connection. If successful, this will help make your...

How To: Set up a wired network in your home or office

In this video tutorial, we learn how about the basics of setting up a simple wired network. It's easy. So easy, in fact, that this home-computing how-to from the folks at CNET can present a complete overview of the process in just over two minutes. For more information, including a complete demonstration detailed, step-by-step instructions, take a look.

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