When I first tried to update my ROCK sever to 2.1, I received the following error:
Based on the suggestion in this thread I changed ROCK’s static DNS setting from my preferred DNS server to Google (8.8.8.8). After doing so, the updated downloaded and installed as expected.
Unfortunately, when I try to change my DNS address in ROCK back to my preferred address (or any IP address for that matter), I get the following error:
So, I seem to be stuck using Google’s DNS instead of my preferred DNS provider. Not the end of the world, but it’s something I hope will be fixed in an upcoming build.
UPDATE: After a bit of poking around, I took a chance and manually edited the Data\network\eth0_static_dns file with the proper IP address, and it appears to have worked; after a reboot, my preferred DNS shows in the web GUI.