Hot Computer Networking How-Tos « Computer Networking

How To: Improve wireless networking on Verizon's FiOS Router

Learn how to improve wireless networking on Verizon's FiOS Router. You'll see some easy tips on how to improve wireless networking with the MI424WR Verizon FiOS Router, by Actiontec.

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: Hack LAN passwords with Ettercap

Want to hack a LAN? Well, hacking local area networks is easier than you'd think. And by watching a few short videos, you can become a master hacker, something every techie wants to achieve. And what's the best way to hack a LAN? Ettercap, a password sniffing program.

How To: See Who's Stealing Your Wi-Fi (And Give Them the Boot)

Does your network begin to crawl right around the time your sinister-looking next-door neighbors get home from work? Do you harbor suspicions that one or more of them may be stealing your Wi-Fi? It's easy to find out. And equally easy to give freeloaders the boot. In the guide below, we'll show you how to secure your wireless connection in three easy steps.

How To: Share an Internet connection without WiFi in Windows

Want to share Internet connectivity between two computers without a wireless network but have an extra CAT5 ethernet cable? You're in luck. This home networking how-to will show you what to do to get your machines talking not only to one another but the web at large.

How To: Clear your Microsoft Windows Server 2008 DNS server's cache

You may need to perform routine maintenance on your DNS server from time to time by clearing the cache. Servers keep records of the lookups they have performed, and when they become resolved records they can be cleared. Follow the instructions of this how to video to clear the DNS cache in Microsoft Windows Server 2008.

How To: Bypass DansGuardian in Chrome, Firefox & Internet Explorer

What is DansGuardian? Schools, offices and universities often tend to use a software like DansGuardian to prevent people from accessing certain websites - websites like Youtube, Facebook, Myspace, and so on. However, if you ever find yourself in a situation where you need to access a blocked website... it's possible! As a matter of fact, it's quite easy.

How To: Bypass RealVNC authentication

VNC stands for Virtual Network Computing. It is remote control software which allows you to view and fully interact with one computer desktop (the "VNC server") using a simple program (the "VNC viewer") on another computer desktop anywhere on the Internet. The two computers don't even have to be the same type, so for example you can use VNC to view a Windows Vista desktop at the office on a Linux or Mac computer at home. For ultimate simplicity, there is even a Java viewer, so that any deskto...

How To: Hack a computer for remote access

This video provides information on how a hacker can find an vulnerability on a remote computer and exploit it to gain remote access. Also, the video shows how a hacker can raise their privileges on the remote machine to administrator. Hack a computer for remote access.

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: Secure a Linksys WiFi network from a Mac computer

In this video from benjamoon we learn how to secure a linksys wifi network from a Mac. First type in your IP address in your browser bar which is 192.168.1.1 then press enter. If it asks for a password it is admin. Click on Wireless and here you can edit your name and who can access your wifi network. Under wireless security, go to WPA personal from the drop down menu. When you make your password, make it very challenging. He recommends just banging your hand against the keyboard, as long as ...

How To: Set up folder access and map networks in Windows 7

Network mapping lets PC users organize multiple computers into a system that provides informational data access. This video tutorial shows how to set file sharing permissions and assign users designated privileges within a network. Establishing a network provides functionality within a workplace and facilitates virtual communication among users.

How To: Set up a firewall for a home network under Linux

Linux comes with a powerful built-in firewall, although the interface can be a little intimidating. With this multipart GNU/Linux networking video tutorial, you'll master basic and not-so-basic IPTables functionality and create the perfect firewall for your home network. For detailed, step-by-step instructions, watch this Linux how-to.

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

Need a hand figuring out how to set up a wired home LAN network? It's easy. And this brief video tutorial from the folks at Butterscotch will teach you everything you need to know. For more information, including detailed, step-by-step instructions, and to get started managing your own web pages with Google Sites, take a look.

How To: Create DNS records in Windows Server 2003 and 2008

You can create many types of domain name service records in Microsoft Windows Server 2008. Glue records, CNAME records, mail exchanger and many other types of records are possible. Follow the instructions in this video to learn how to manually create DNS records.

How To: Encrypt a NETGEAR router with WPA password protection

In this tutorial, we learn how to set and encrypt a Wi-Fi password using WPA in Netgear. First, type "www.routerlogin.net" into your internet browser. Next, a pop-up window will appear, type your user name and password into this dialog box. A new window will pop up, click on the tab on the left hand side of the screen that says "wireless settings". Type in your user name and password once more, then find where it says "security settings", and click on the "WPA-PSK" radio button. Now, make a p...

How To: Set up and use the SkyRecon Stormshield security app

In this clip, you'll learn how to get started using SkyRecon's Stormshield. It's easy! So easy, in fact, that this helpful how-to can present a complete overview of the app in just over four minutes. For more information, including detailed, step-by-step instructions, take a look.

How To: Use Time Machine with Airport Extreme 802.11n

We happen to use an 802.11n AirPort Extreme as our router, so we put today's new firmware upgrade to the test to see if TIme Machine really does work with AirPort Disk. As expected, it works and only requires a few simple steps...

How To: Optimize SQL performance

Gain insight into best practices for SQL Server optimization and ways to alleviate many root causes that can impact performance of your SQL Server database. Kevin also will discuss how to manage for planned and unplanned changes, speed time to implementation of your applications and ensure that your databases are running as they should.

How To: Detect network intrusions with Wireshark and Snort

This hacking tutorial presents a crash course on the subject of packet analysis and intrusion detection. Two programs receive special emphasis, Wireshark and Snort. For more information, watch this network security video tutorial.

How To: Configure a standard modem/router to the Internet

Steps to Configure Your Modem/Router are: 1. Open Network connection and click properties

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: Hack into a Linksys router

Take a look at this video and learn how to hack into a wireless Linksys router. This hack isn't applicable for all security enabled networks, only ones that use generic passwords.

How To: Connect your PS3 wirelessly to your Windows PC

This video will show you how to connect your Playstation 3 to your Windows computer via WiFi, which will allow you, in turn, to stream media from your computer to your television. Watch this how-to for a step-by-step walkthrough.

How To: Hack a WEP-protected WiFi network with BackTrack 3

In this clip, you'll learn how to use the Backtrack 3 Linux distro and Aircrack-ng WiFi security app to crack the password to a WEP-protected wireless network. The process is simple. For more information, including step-by-step instructions, and to get started testing the security of your own WiFi networks, watch this hacker's how-to.

How To: Spoof the MAC address of a Windows XP PC

This video tutorial from tarunkumarsinghal shows how to change Mac address on Windows XP. Click Start menu and then Control Panel. Make sure control panel window is in classic view mode. If not, change it to classic from the left pane.

How To: Find a username and password on a Verizon FiOS Router

Learn how to determine username and password on a Verizon FiOS Router. You'll see the easy steps on how to find out or reset the user name and password of your Verizon FiOS Router by Actiontec.

How To: Hack a wireless or wifi network with DeAuth

A DeAuth hack attack against a wireless network, as shown in this how-to video, will disconnect any and all users on a given WiFi network. The attacker does not need to know the WEP or WPA key or be connected to the network. For step-by-step instructions on running a DeAuth hack yourself, watch this simple how-to guide.

How To: Speed up your router by tweaking the MTU settings

Interested in adjusting your router's MTU (Maximum Transmission Unit) settings? This clip will show you how it's done. It's easy! So easy, that this video tutorial can present a complete, step-by-step overview of the process in about four minutes. For more information, including detailed, step-by-step instructions, watch this video guide.

How To: Change your IP or MAC address

The video is about how to change the IP address. MAC address is the unique identifier a site of the most network adapters. MAC address is used to determine what IP address the computer will have and one way to change the IP address is by changing the MAC address. The method is only applicable for the windows systems and for the MAC systems you need to look at the link provided. In Windows in the start menu, type cmd in the run/search box, which will launch the command window. Type ipconfig/al...

How To: Set up an Airport Extreme for outside computer access

This simple video tutorial explains how to use Airport Utility to configure your Airport Extreme so you can access your Apple computer remotely for file and screen sharing. It explains how to setup DHCP IP reservations and port forwarding using Manual Setup option of the Airport Utility. Considering that the tutorial becomes a little bit technical during the second part, this tutorial is aimed at users who already have at least some knowledge and/or experience setting up a network. Absolute b...

How To: Hack a weak WPA wireless network

This video tutorial presents instructions on hacking a weak Wi-Fi Protected Access, or WPA, wireless network. To follow along, and replicate this hack yourself, you'll need knowledge of the deauthentication, or DeAuth, process. For more information, and to get started hacking WPA networks for yourself, watch this hacking how-to.

How To: Password protect your wireless network

Most of the home wireless networks are not set up by professionals and hence they might lack in security features. People just set up the wireless networks by connecting the devices and powering them up and never care to apply security settings to the network. This may result in your wireless network being compromised by unwanted external entities. How ever you can do a web based configuration settings and secure your wireless network by password protecting it. This settings differ from the m...

How To: Hack a WEP wifi network on a Mac

This video will teach you how to hack a WEP wifi network on a Mac. You'll need to follow the link, grab the prog and follow the steps. It's not too hard, so give it a try. Remember, stealing is illegal!

How To: Capture packets with the Wireshark packet sniffer

Wireshark is the world's foremost network protocol analyzer, and is the de facto (and often de jure) standard across many industries and educational institutions. This video tutorial demonstrates how to get the Wireshark packet sniffer up and running to do a capture as well as how to run a traceroute command. To get started hacking with Wireshark, watch this how-to.

How To: View and access devices attached to a Netgear router

Interested in viewing a list of devices connected to your Netgear wireless router? This clip will show you how it's done. It's easy! So easy, that this video tutorial can present a complete, step-by-step overview of the process in about two and a half minutes. For more information, including detailed, step-by-step instructions, watch this video guide.

How To: Hack a network with Nessus 3

The Nessus vulnerability scanner, is the world-leader in active scanners, featuring high speed discovery, configuration auditing, asset profiling, sensitive data discovery and vulnerability analysis of your security posture. Nessus scanners can be distributed throughout an entire enterprise, inside DMZs, and across physically separate networks. In this network security video tutorial, you'll learn how to hack a network using Nessus 3.

How To: Connect your Rock Band microphone to your PC

All you'll need to connect your Rock Band microphone to a personal computer is an empty USB port. This brief, step-by-step tutorial will show you precisely what to do (and guide Windows users through the driver installation process). Start digitally recording with your Rock Band mic today.

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: Crack a WEP key with Backtrack 4 and Aircrack-ng

In this clip, you'll learn how to use the Backtrack Linux distro and the Aircrack-ng WiFi security app to crack a WEP key. The process is simple. For more information, including step-by-step instructions, and to get started testing the security of your own WiFi networks, watch this hacker's how-to.