Windows 7 Activation Woes

Since getting KVM and QEMU up and running and installing Windows 7 on a virtual disk (a necessary evil if I'm going to use this laptop for work), I ran into some activation woes, with Windows 7 unable to activate the volume media

Windows could not be activated.
Key management services (KMS) host could not be located in domain name system (DNS), please have your system adminstrator verify that a KMS is published correctly in DNS.
Error: 0x80092328
Description:
DNS name does not exist

Unlike the days of my youth and with the help of an MSDN subscription, my media and key is actually legitimate. After a bit of searching, I found KB929826, which outlined how to fix the problem- a simple one line command to be run as administrator:

slmgr -ipk XXXX-XXXX-XXXX-XXXX-XXXX

and all issues were solved: