Lots of programs on the internet will claim to “erase your tracks” on your Windows-based computer. Well, you don’t need to waste your money. Windows XP and later come with a built-in utility, that when used correctly, will overwrite the free space on your hard drive with ones and zeroes.… [ Continue reading ]
How to Re-Create MSDB on SQL 2005
From time to time, I’ve found myself in a situation where I’ve needed to re-create MSDB. Unfortunately, most of the guides on how to do it give just basic overviews, leaving the unlucky admin muddling around.
Here is a real step-by-step for SQL Server 2005.… [ Continue reading ]
Creating a Windows 2003 TFTP Server
If you read my previous post on configuring Windows Server 2003 DHCP to serve PXE clients, you probably noticed option 066 for Boot Server Host Name.
What is a Boot Server, you may ask?
In simple terms, a boot server runs a TFTP (Trivial File Transfer Protocol) instance that is used to transfer small amounts of data.… [ Continue reading ]
Configuring Windows 2003 DHCP for PXE Clients
Today, I was lending a hand to one of our Linux admins who was trying to get his servers Kickstarted. For the uninitiated, Kickstart is the Linux equivalent to Windows RIS.
PXE stands for Pre-boot eXecution Environment. PXE clients (commonly known as “diskless workstations”) rely on DHCP to tell them where to go for their boot configuration and software.… [ Continue reading ]
Optimizing Exchange Disk Performance with Diskpart
Since a lot of folks (myself included) are still running a lot of Exchange 2003 in the enterprise, I though I would post a bit about setting the track alignment properly in various kinds of storage.
According to Microsoft, when creating disk partitions, the “Disk Management” MMC snap-in mis-aligns the partition with the underlying physical disk.… [ Continue reading ]
How Window Autotuning breaks with Check Point SmartDefense
All That’s Unholy with Check Point SmartDefense
A few months ago, I ran into a problem when copying large files between two tiers of a network in one of our datacenters. I was doing a hardware upgrade on some Hyper-V hosts in a DMZ and was copying the images to a backup server while I swapped out hardware components in the Hyper-V hosts.… [ Continue reading ]
