Hi EveryoneI am in the exact same boat as everyone in this thread.  Public school with a whole heap of zf7962 and a ZD3000, I do have a support contract and can download the latest firmware, however, concerned that if I install 9.9 or higher, things ...

Hi EveryoneI have  ZD3000 with 20 of  zf7962.  Very simple setup with just two WLAN, no fancy services running.  I currently have 9.8.3.0 build 14 installed.   Would upgrading to the latest firmware break things given we are not running a complicated...