What to Do When You're Branded as Spam - 12/19/2005 If you send an e-mail and it bounces back to you with a message that it was blocked by SORBS, the problem lies with your service provider's open relay mail server. Here's what you need to do to resolve the situation.
Troubleshooting Poor WLAN Performance - 12/12/2005 Sooner or later, you'll need to check on performance issues in your Wi-Fi network. Learn how to pinpoint root causes, and what solutions to implement.
Make Your Wi-Fi Network Cover Your Larger Digs? - 12/5/2005 Can a router that has been providing wireless Internet access to every room in a one-floor apartment adjust to life in a three-floor townhouse? We offer some pointers to make it work. Plus, why your boss's notebook won't connect to a wireless network.
So You Want to Be a Hotspot - 11/28/2005 Making your small business a hotspot can be a great boost to customer satisfaction as well as a potential profit center. Here's some advice on how to offer Wi-Fi capabilities without spending a fortune or putting your internal network at risk.
The Open Source WRT54G Story - 11/21/2005 Linksys gave wireless home network tweakers a gift in its Linux-based router. Here's how you can get started with open source firmware upgrades.
Making a Case for Wireless Network Security - 11/14/2005 Some small businesses -- especially those concerned with compliance, confidentiality, and liability issues -- are still reluctant to trust wireless networks. In this week's column, we help a network manager at a small law firm go extreme with wireless security.
Wireless Tips for Road Warriors - 11/7/2005 If you travel a lot for work, chances are good that your notebook PC is equipped with a wireless adapter. So it's understandable that you hate the thought of being tethered to a wired Internet connection -- especially a dial-up one. Follow these tips if you find yourself away from home and looking for a wireless connection.
Don't Let 802.11b Bring You Down - 10/31/2005 Buying a 802.11g router won't improve your wireless LAN's performance if you also have 802.11b devices connected to it. The good news is that there is a painless resolution to ensure that faster devices aren't slowed down by slower WiFi devices.
To Static From Dynamic IP Addresses and Back - 10/24/2005 No need to stress. You can use both static and dynamic IP address on the same network. We provide a couple of options. Plus, what to do when two PCs on a LAN share the same name.
Understanding WEP Encryption Bit by Bit - 10/17/2005 Wireless technology is confusing enough, but when terminology collides, it can get ugly. We sort out a bit of encryption confusion. Plus, will a wireless network mess with cordless phones?
Deciphering the Latest Wireless Acronyms - 10/10/2005 Stumped by acronyms such as WPA2 and WMM? You're not alone. Windows networking guru Ron Pacchiano defines these new terms and, more importantly, explains why you need to care about them in his latest Q&A.
Phishing: Falling Hook, Line and Sinker - 10/3/2005 A phishing victim explains how he was reeled in by a bogus e-mail. We also offer tips on how to quickly spot schemes designed to steal your identity and offer some advice on what to do if you're caught in a phisher's net.
Firefox Buggier than IE: Which Is Safer? - 9/23/2005 In the first six months of this year, Firefox had nearly twice as many reported vulnerabilities than Internet Explorer? Is one safer than the other?
Inside the Numbers: Why DSL Speeds Vary - 9/21/2005 Sure, DSL is a huge improvment over dial-up, but knowing what's befind the speed will help you manage your expectations. Plus, learn what can happen when Windows Update meets a fully functioning wireless adapter.
Picking the Best RSS Client - 9/14/2005 The wealth of RSS readers makes it somewhat confusing to select the best one for your company.
A Second Look at Software Firewalls - 9/8/2005 In our last Q&A, we explained why having software firewalls may not make sense when you have multiple PCs sharing resources on your network. Some readers disagreed. While we understand the concern, here's why we're sticking with our advice.
Two Firewalls Too Much of a Good Thing - 9/2/2005 One Internet connection and two computers each running firewall software can mean PCs that refuse to talk to each other. Here's an easy way to break down walls. Plus, diagnosing the cause of a dysfunctional wireless network.
Don't Let Your Users Buy the 'Pharm' - 8/29/2005 Pharming and phishing are shredding whatever little trust there's left in the internet. Learn how to spot these schemes and prevent them from making victims out of your users.
WEP, WPA and Wireless Security - 8/22/2005 Wireless networking is relatively easy to set up, but it's also easy to forget the importance of protecting yourself. We dissect WEP and WPA and also offer some commonsense advice.
Inside Spyware: Part 4 - 8/15/2005 In the final installment of our series on malware, we look at even more spyware and adware prevention methods.
Need More Ports on Your Router? No Problem - 8/12/2005 Because routers have the capability to support up to 256 PCs, they are inherently expandable — just add an inexpensive switch to the mix. Plus, what to do when your WLAN and cordless phone just can't seem to get along.
Inside Spyware: Part 3 - 8/8/2005 In Part Three of our four-part series, we look at a variety of ways to avoid spyware infestation.
Plug Into Power-Line Networking - 8/5/2005 Defining the difference between HomePlug and HomePNA, just the 'fax' on DSL, and Universal Plug and Play explained.
Inside Spyware: Part 2 - 8/1/2005 In part two of our four-part series on the malware epidemic, we discuss identifying and removing spyware.
Inside Spyware: Part 1 - 7/25/2005 Online pests can range from the annoying to the downright dangerous. This four-part guide takes a step-by-step approach to diagnosing, removing, and preventing spyware infestations.
Why E-mails Come Without Attachments Attached - 7/19/2005 Microsoft's increased Outlook security features restrict access to attached programs and file types that could contain viruses. If you find this annoying, you can disable the restrictions. We tell you how, but warn you to do so cautiously.
Desktop Search Tools Gaining Popularity - 7/14/2005 With so much data out there, finding it is becoming as big a problem as storing it once was. But a new crop of desktop search tools is making this job a easier and riskier.
Security: Back to Basics - 7/11/2005 Vanishing data, ID theft, phishing, pharming, spyware... In the face of all this, securing your business seems like a daunting task. But with a little attention to the basics, bigger threats become less of a concern.
Snagging Spyware - 6/30/2005 As the cousin of adware, spyware has been around for a while but it is only now being dealt with as the serious threat it is.
Malware Named Top Threat, But Other Issues Over-Hyped - 6/28/2005 While analysts agree with IT administrators that viruses and worms are the biggest threat to corporate networks, a new Gartner report names the Top Five most over-hyped security issues.
Games Modems Play -- Bandwidth vs. Latency - 6/23/2005 Internet connection speeds are not determined by bandwidth alone. Bandwidth combined with latency is what determines how quickly a Web page loads or how fast a file transfers.
Protecting Your Identity and Your Network - 6/20/2005 Columnist Linda LeBlanc looks at the little things we do without thinking that put our identities and our networks at risk.
Are Cable and DSL Created Equal? - 6/13/2005 Both broadband technologies have matured over recent years and are faster, easier to set up, and more reliable than ever. Each has its pros and cons, but overall, which is better?
Will Longhorn Deliver? - 6/9/2005 Longhorn had better live up to its hype if Microsoft wants to stay on top. But questions linger.
Beware the Browser Backlash - 6/3/2005 Datamation columnist Chris Nerney says once people take off their rose-colored glasses and take a realistic look at Firefox, they shouldn't be quick to dismiss it, because what the industry needs most right now is a choice.
Five Tips for Improving Your Wireless Network - 6/1/2005 Whether you already have a wireless network or you're about to take the plunge, these five steps help provide better security and compatibility.
Make a Wireless Peer-to-Peer Connection - 5/26/2005 Tips and tricks for setting up a P2P wireless network with no access point and wireless cards from different vendors ... plus, how to remove unused ports once and for all.
Worst Browser Threats May Not Be Security Holes - 5/25/2005 Experts in combating spyware and adware warn that the widely publicized security holes plaguing Internet Explorer and other Web browsers may not be the most common ways malware gets into computers.
