ReadyNAS Duo and NV+, v1 or v2

Like most computer companies, Netgear has decided to make finding the version number of their ReadyNAS devices a fun guessing game rather than just printing it on the case. If you need to upgrade the firmware on your ReadyNAS you will find the below blog post extremely helpful.

How to tell whether I have a Duo v1 or Duo v2 or NV+ v1 or NV+ v2 — Unofficial ReadyNAS Guides