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About 66 results
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Five remote access tools for Android
When all you have at your disposal is a smart phone or tablet, the tools you choose for remote access can really make your day much easier.
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Make network problem solving easier with these five apps
Web-based networking toolkits often offer numerous ways to test routes, domains, and other issues that will directly affect your network.
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Five network management tools for admins
Solid information leads to a strong and worry-free network. Jack Wallen lists five tools that can get you that solid information for free.
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Wireshark makes locating bandwidth issues easy
When a small business experiences network bottlenecks, the best troubleshooting tool for the job is Wireshark, according to Jack Wallen.
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Five lesser known less expensive VPN clients
Selecting the right VPN client for your users and your infrastructure is crucial to a successful deployment.
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Five inexpensive third-party VPN clients
Selecting the right VPN client for your users and your infrastructure is crucial to a successful deployment.
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Five free tools for network diagramming
If you're looking for a basic diagramming app that won't cost you a dime, you're in luck: There are several easy-to-use tools available for free.
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Get LAN-based interoffice secure chat with BeeBEEP
SMBs looking for an internal chat solution should check out BeeBEEP. Learn how easy it is to use this interoffice, LAN-based secure chat tool.
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Two apps for retrieving mobile network information
Jack Wallen takes a look at IP Info and Network Info II, two free Android apps that put mobile networking information quickly at your fingertips.
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Five tools to simplify Samba configuration
Configuring Samba isn't the easiest task in the world. Luckily, several tools can make the process less daunting -- and some are even newbie-friendly.
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Set up Samba to serve as a domain controller
Samba can serve as an NT4-style domain controller. Jack Wallen shows how to do this on a Ubuntu Server 11.04 machine.
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Five free network monitoring tools
Among the wide array of network and system monitors, you'll find several that do what the pricier tools do -- for free.
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Five free tools to ease network monitoring chores
Stay on top of performance issues and head off potential problems with the help of these free tools.
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DIY: Extend your wireless range on the cheap with a second wireless access point
If your business needs to extend its wireless range but doesn't have the budget for a complex setup, Jack Wallen has the solution for you.
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DIY: Limiting IP addresses on routers
Jack Wallen answers a reader's question about configuring a Wi-Fi router to set up a whitelist or a blacklist.
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DIY: Get top-quality open source security tools in one distro
Once you use the open source Network Security Toolkit distribution, Jack Wallen predicts you'll wonder how you ever did without it.
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DIY: Wireless printing while on a VPN
In this installment of Ask Jack, read about one way to print to print wireless printers while being connected to the VPN.
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DIY: Cache credentials on a domained PC
In response to a reader's question, Jack Wallen devised a trick for caching credentials on a domained and VPNed PC when the VPN isn't available.
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Five tips for faster remote network troubleshooting
Solving network problems can be a challenge, particularly if you're not on site. Jack Wallen offers a methodical approach for working through the troubleshooting process.
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Quick Tips: Flush the ARP cache in Windows 7
Jack Wallen shows you how to clear the Address Resolution Protocol cache and how to manage that cache with a few command switches.
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DIY: Setting up wireless access points as repeaters to extend wireless range
Do you have a need for wireless access, but your location is too large for only a single wireless router to cover? Without having to pay for a costlier router or boosters, here's w...
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DIY: Inexpensive, network-able calendaring solutions
For around $70.00 USD you can have a solid appointment/scheduling application that will run over a network or on a single machine.
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Use Hamachi VPN on your Linux clients
If you need to set up a VPN on your Linux machine, and you don't want to deal with the hassle of configuring OpenVPN (or passing traffic through a router), there is a solution. Jac...
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Connect to a PPTP VPN from your Android phone
The Android platform has an outstanding built-in VPN connection tool. Jack Wallen describes how Android users can set up and connect to a VPN with the help of a PPTP VPN.
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Upgrade security on Secure Shell with a few easy steps
Jack Wallen shows you the quickest ways to implement better security for Secure Shell key authentication.
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Real time network topology and traffic flow with Etherape
Jack Wallen shows you how to use the Etherape network monitoring tool for UNIX and UNIX-like OSs.
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Troubleshooting tips for wireless connectivity issues
Troubleshooting wireless connectivity issues is a common problem, and often a very pesky one when supporting remote users. Jack Wallen takes you through his approach for getting to...
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Review: Weezo 2.1 remote access application
Weezo turns your computer into a secure Web server that allows secure access to files, simplified sharing of files, and quick and easy Web publication.
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The best tools and methods to track down suspect IP addresses and URLs
Jack Wallen provides some basic recon tools and methods for finding IP addresses and URLs that you may need to track down for purposes of blocking, contacting, or satisfying simple...
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How to manage all of your network connections in one place with NetCon Manager
Jack Wallen recommends NetCon Manager as a convenient place to manage all your network connections with a handy GUI tool. He tells you how to create and connect to a profile in thi...