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Before you buy, make sure you know what you want to keep out — and let in.

Is unified threat management (the integration of security apps in one appliance) smart for your company? Maybe, maybe not.

Business executives and recruiters reveal the top IT skills in demand today. (Hint: Web work and networks drive hiring plans.)

Default settings are just that, so make sure you reset them before you give that network device free rein.

Testing the waters with consumer gear is a start, but business networks need industrial-strength wireless access points.

Protect your wireless network from the latest generation of security risks.

Voice over Internet Protocol has buzz: VoIP saves large enterprises serious money, and small companies can now take advantage of comparable savings. But if a company’s network isn’t robust enough to handle the voice traffic, part of the phone savings can be eaten up by network upgrades — of either the necessary or the needless variety.

Unmanaged or managed switches? That is the question. Whether ’tis nobler to suffer the slings and arrows of unmanaged network traffic or to take up the extra cost and complexity of intelligent switches. Had Shakespeare been an IT manager, Hamlet’s famous soliloquy might have reflected the dilemma faced by many network administrators today.

To protect your essential systems gear from damaging power failures, get the right UPS.

By stepping up IT security measures, businesses reduced annual losses from security breaches in 2004. To protect their companies and client data, small businesses are focusing on Web filtering tools and intrusion detection and prevention systems.