IT From All Angles

If you have a large Exchange environment with a large amount of users, contacts, distribution lists, and public folders you can end up “losing” email addresses.  It can take a lot of time to perform the different types of searches required to locate an email address.  Or you can use powershell and locate it quickly.

Using the Active Directory Modules included with Windows 7 + Windows 2008 R2 we can use powershell to identify computer accounts which are “stale” and have not changed their passwords in a specified amount of time. Define the Windows for “Stale” Example will check for 365 days old. Count the Number of PCs which are [...]

Using WMI and Powershell we can remotely configure a client machine to use DHCP as long as you (1) have administrator rights on the remote machine (2) want all interfaces to be DHCP (3) know the computer name or IP of the remote machine (4) have Powershell installed on your machine, remote machine is not [...]

When using a Core version of Hyper-V 2008 R2, be it Hyper-V Server 2008 R2 or Windows Server 2008 R2 Standard Core, you are doing a good thing to conserve resources and minimize the attack footprint of your virtualization hosts. However this comes at a price. One of the most obvious misses in this matter is the enabling of Jumbo Frames on the Virtual Switch Interface. This enables your guests to reach out to storage directly using jumbo frames (mtu size of greater than 1500 bytes – however in this article we will be working specifically with 9000 bytes).