Network

The Sustainable Network demonstrates how we can tackle challenges, ranging from energy conservation to economic and social innovation, using the global network — of which the public Internet is just one piece. To help solve a myriad of problems today, author Sarah Sorensen points out that the best tool for enacting change already exists, lying [...]

DHCP Client And Server was developed in order to have a simple, lightweight DHCP mechanism in a network. The server allows the administrator to assign IP addresses to clients based on their MAC addresses, a dynamic pool of addresses, or both.
The client and server were developed for demonstration purposes and thus are very verbose. However, [...]

Are the machines in your office living isolated lives? Do you have a few computers at home that you want to connect to each other and the Internet? The best way to share files on a group of computers is to create a network. But how do you do that?
Network Know-How is your guide to [...]

Cisco routers and switches are the cornerstones of many networks. But when things break, repairs can intimidate even the most competent administrator. Luckily, just knowing the “in case of emergency” basics will take you far.
Just like the original, this second edition of the highly acclaimed Cisco Routers for the Desperate is written for the administrator [...]

Whether you’re setting up a global infrastructure or just networking two computers at home, understanding of every part of the process is crucial to the ultimate success of your system.
Barrie Sosinsky’s Networking Bible is your complete, step-by-step guide to networking—from different architectures and hardware to security, diagnostics, Web services, and much more.
Packed with practical, professional [...]

I’ve talked several times about GoToAssist Express. We’ve even done several videos in the past months where we featured the product. However, I realized today that I’ve not sat down and written a post about this excellent piece of software from my own point of view.
If you are a tech or small business owner, you [...]

Gnomie Chris Papaioannou writes:
Hey, Chris!
Was wondering if you could help me with something, I’ve tried searching but can’t find a certain answer.
I’m going to University on the 20th and moving house in the UK. They only provide you with one RJ45 socket in the room, which is a bit of a pain for most geeks. [...]

Frustrated with networking books so chock-full of acronyms that your brain goes into sleep mode? Head First Networking has a unique, visually rich format, which provides a task-based approach to computer networking that makes it easy to get your brain engaged. You’ll learn the concepts by tying them to on-the-job tasks, blending practice and theory [...]

OpUtils offers the ability to map your switch ports to devices in their physical location. The IP Address Manager tool automatically discovers the subnets and scan them periodically to get the details of used & available IP Address in your network.
It also provides various tools for bandwidth monitoring, network monitoring, wake on LAN, detecting rogue [...]

New spamming techniques are upon us — 419 spam, botnets, CAPTCHA cracking — what’s next from the bad guys?
Spam remains the biggest email-borne threat to businesses. Although most business have some type of anti-spam solution in place, spam continues to evolve and disguise itself in order to sneak past traditional defenses. Download this free white [...]

The Ethereal network protocol analyzer has changed its name to Wireshark. Wireshark’s powerful features make it the tool of choice for network troubleshooting, protocol development, and education worldwide.
Wireshark was written by an international group of networking experts, and is an example of the power of open source. It runs on Windows, Linux, UNIX, and [...]

Get affordable, easy-to-use network monitoring software from SolarWinds. Download your free, 30-day trial.
SolarWinds Orion Network Performance Monitor (NPM) offers fully customizable network management capabilities along with universal device polling technology that allows you to monitor anything and everything on your network. Its Web-based UI, out of the box “top 10″ reports, and ease of use, [...]

In some cases, you may be connected to an intranet — meaning you need a set of tools to help you troubleshoot problems, or see a problem before you know it exists. PacketTrap’s pt360 allows you to flow results between tools and save network settings and favorites. The powerful, yet easy to use pt360 helps [...]

Richard and I talk to Richard Hicks about ISA Server, including 2000, 2004, 2006 and the upcoming Threat Management Gateway product. The discussion also explores dedicated ISA hardware.
Richard Hicks is a Senior Sales Engineer and Product Specialist for edge security solutions at Celestix Networks, Inc. Richard has been working with Microsoft ISA Server 2006 and [...]

Be armed with the right questions, market research, and criteria to select the right managed hosting solution for your company.
Do you know what to ask before you buy? The Web Hosting Unleashed Managed Hosting Services Checklist gives you a comprehensive list of questions and a step-by-step approach to evaluating managed-hosting vendors and providers. Questions addressed [...]

Learn how to professionally plan, configure, and manage a wireless network that includes both 802.11n technology and legacy 802.11a/b/g technology so that the end result is an enterprise-class networking experience that delivers nonstop wireless service for all its end users.
New 802.11n technologies require careful WLAN planning and implementation in order to deliver promised range and [...]

The challenge of server sprawl, coupled with the desire to reduce energy costs and the increasing demand for computer resources and rack space, make today an ideal time to consider Microsoft SQL Server 2005 for database consolidation in 64-bit computing environments.
This article will focus on:

A clear understanding of the problem of server sprawl
Steps for a [...]

No technical skill required, no software to configure, no equipment to purchase.

Need a VPN (virtual private network), but really have no idea where to start? 
Have you tried but, despite your best efforts, been unable to deploy a reliable VPN?
Could you probably build a VPN yourself but would rather just have an expert take care of [...]

How do CIOs make sure that credentialed users can access the IT resources they need while hackers and criminals are locked out?
In this free white paper, Jon Oltsik, Senior Analyst at Enterprise Strategy Group discusses why this is far from straightforward. In most companies, access controls are made up of a complex error-prone patchwork of [...]

Don’t map your network by hand — let LANsurveyor Express for Microsoft Visio Professional 2007 automatically create network diagrams for you. Fully integrated as a Visio 2007 plug-in, LANsurveyor Express is accessible directly from the Visio 2007 toolbar, making it easier than ever to get a comprehensive network map in just minutes!
LANsurveyor Express uses a [...]