How-to Upgrade Cisco Nexus 1000v

Here is a great article on how to upgrade Cisco Nexus 1000v in the virtual environment,

Upgrade Cisco Nexus 1000v Firmware

This is a really good post by Mark Strong.

The only thing I would replace in the article are useing tftp server instead of using scp to the nexus 1000v vsm using putty in Step 4 of the article.