I have provisioned an Azure Virtual Machine with Windows Server 2008, but I now need a public static IP for it (for support purposes).
Is this something that exists by default or do I have to configure it?
This has previously been discussed:
Public Static IP for Azure VM
https://azure.microsoft.com/en-us/documentation/articles/virtual-networks-reserved-public-ip/
http://azure.microsoft.com/en-gb/pricing/details/ip-addresses/
Hopefully one of those links gives you the answer you are looking for.