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Part 1 - Networking Hardware

In this article series, I will start with the absolute basics, and work toward building a functional network. In this article I will begin by discussing some of the various...

Part 2 - Networking Hardware Routers

In the first part of this article series, I talked about some basic networking hardware such as hubs and switches. In this article, I want to continue the discussion of networking...

Part 3 - DNS Servers

This article continues the Networking for Beginners series by talking about how DNS servers work.

Part 4 - Workstations and Servers

This article continues the Networking for Beginners series by talking about the differences between workstations and servers.

Part 5 - Domain Controllers

What domain controllers are and how they fit into your network infrastructure.

Basics of Cisco Switch Administration Part 1

Perhaps you are asked to configure a switch port or see what MAC address is on what port. Maybe this isn’t something you do every day and need a refresher...

Basics of Cisco Switch Administration - Part 2

In Basics of Cisco Switch Administration - Part 1, we covered some of the basics of Cisco switch administration – how to log in, how to show configuration, how to...

How a Cisco Switch functions on an Ethernet network

Many of us use switches every day but never really think about how they work. Whether you are studying to become a CCNA or just want to learn more about...

TCP/IP Troubleshooting: Part 1: An Introduction

This is the first of a series of articles on TCP/IP troubleshooting, and future articles will focus on key issues highlighted in this article. What do you think of when you...

Routing Protocols

This article gives a high level overview of the routing protocols, and how they fit into our online lives. Tthe TCP/IP protocol suite. All of those protocols are routed ones,...

How to - Network Load Balancing

Microsoft Windows Network Load Balancing (“NLB”) is the “free” out-of-the-box software load balancing solution available for Windows 2003-based Terminal Servers. NLB is available with all editions of Windows Server 2003,...

Step by Step - Network Load Balancing

When a single Web Server machine isn’t enough to handle the traffic on your Web site it’s time to look into building a Web Farm that uses multiple machines on...

The syntax used with the Netsh interface to configure Server 2008 and Vista static IP information has changed due to IPv6 inclusion. Here's how I used the command line to...

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A remotely exploitable code execution vuln in IIS

Written by David Noel-Davies
Thursday, 13 March 2008
MS08-006 is a treat we haven't had in a while: a remotely exploitable code execution vuln in IIS. To be fair, the remotely exploitable part requires that an ASP script be written in such a way that it allows user supplied input to be passed to a vulnerable function. That said, it is still pretty cool.
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Hackers have attacked more than 10,000 web pages in an attempt to steal passwords

Written by David Noel-Davies
Thursday, 13 March 2008
Hackers have attacked more than 10,000 web pages in an attempt to steal passwords used in online games. McAfee researchers first noticed the attack, which appears to come from China, yesterday morning. Within hours, the security company had tracked more than 10,000 web pages.
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Microsoft certifications for new technologies

Written by David Noel-Davies
Sunday, 09 March 2008
Microsoft certifications for new technologies--in the MCTS, MCPD, MCITP format--will retire when Microsoft discontinues mainstream support for the underlying technology (Gerry posted this earlier). At retirement, your certifications will move to a 'retired' section on your MCP transcript, so you can show a full picture of your cert history.
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