Configuration files can be long and complex and it is hard to see which values have been set. There are numerous ways to do this however, grep with -v (–invert-match) is a quick way to achieve this. The following example...

Sometimes in a large infrastructure it can be hard to find new devices added to the network. Being able to search on MAC address across all DHCP scopes comes in handy. With powershell and windows DHCP server this is easy...

You can pull this information from wmi. This method is useful when you are on the other side of the world to the machine you are working on. All you need is a local or remote shell via psexec or...

The quickest way of converting image formats is to use ImageMagick. There are binary releases for most popular operating systems, however in my case I’m using it on OS X. So to install using brew from a terminal use:

I always have to look this up, I’m not sure what is going on with my memory:

dsquery user forestroot -name search

When you are working on large Active Directories this is somewhat handy. Just replace search...

Use the following powershell command to return the mail pickup folder location from all your Edge and Hub Transport servers.

Get-TransportServer | Fl name, *PickupDirectoryPath*

If you are interested in a single server add...

I needed to do some packet capturing in windows, so I added a USB network interface to an ultra-book. Upon running wireshark the USB network adapter was conspicuous by its absence from the interface list. After a bit of mulling...

I needed to do this recently and had a few issues. I guess it is not often required to have multiple connections but every now and then it crops up. Historically drivers sometimes caused issues and usually down to power...

There are numerous ways to do this. However using the WMI from a command prompt does the job:

wmic diskdrive list brief 

It is quick and easy to remember, having the benefit that it can be...

From an administrative command prompt type:

fsutil fsinfo ntfsinfo d:

The output will include:

Bytes Per Cluster :               4096

In this case Bytes Per Cluster is 4096.