Windows Client(s) not ‘appearing’ in WSUS
KB ID 0000591 Problem Before you start troubleshooting clients, how long have you waited? I usually setup and configure WSUS up at the start of a job, then leave it alone for a few DAYS, before I start worrying. Here are the steps I usually follow to get the machines listed in the WSUS management console. Solution Before doing anything further, simply try running the following two PowerShell commands, (on the problem client,) and...
Windows Update Fails
KB ID 0000359 Problem There are a LOT of different reasons for Windows Updates to fail, I can’t cover every eventuality, but there a a few common steps to try. Solution 1. As soon as the updates fail you should get an Error Message, that should point you in the right direction. Update Error Code 80200011 2. If you error code matches one of these… Code Error Description 0x80070002 ERROR_FILE_NOT_FOUND The system cannot find...
IP (v4) Networking Crib Sheet
KB ID 0000832 Problem You would think by now I would have committed a lot of this to memory, but seeing as I always have to visit my own Subnet Calculator, I thought it was about time I had a ‘handy reference’. Feel free to copy and print it off. Solution Click for larger image. Related Articles, References, Credits, or External Links Online Subnet Calculator IPv4 and IPv6
Install SCCM 2007 on Windows Server 2008 R2 – Step by Step
KB ID 0000297 Problem I had to work out how to do this for a client, and as is my modus operandi, I’ll try and save you some of the pain I endured, Products Used System Center Configuration Manager 2007 SP2 Windows Server 2008 R2 SQL 2008 R2 (At time of writing neither officially supported or not supported on SCCM) Note: I was originally going to use SQL 2005 – hence the reason the SQL servers name is SCCM-SQL2005, however...
Hacking Wireless WEP Keys with BackTrack and Aircrack-ng
KB ID 0000633 Problem Disclaimer: This article is for educational purposes only. Having the ability to pick a lock does not make you a thief. The main thing to take away from this article is, “DONT secure your wireless network with WEP”. WEP, has been around for a long time now, its limited to an alpha numeric password, 0-9 and A-F (because its in hexadecimal), the password can be 40, 64 or 126 bits long. The flaw is, each...