ReadyNAS OS V6.6.1 Release Notes.

RN102 & RN104 systems running firmware older than 6.2.1 should first update to 6.2.5, then update from 6.2.5 to 6.6.1.

RN2120 systems running firmware older than 6.2.1 should first update to 6.2.4, then update from 6.2.4 to 6.6.1.

All other systems can update directly to 6.6.1.
For instructions on updating your firmware, see the ReadyNAS OS 6: Updating Firmware article.

Download Link:

arm (RN102 / RN104 / RN202 / RN204 / RN212 / RN214 / RN2120)
x86_64 (RN312 / RN314 / RN316 / RN516 / RN716x / RN526X / RN626X / RN3130 / RN3138 / RN3220 / RN4220/ RR3312 / RR4312X)

Bug Fixes:

1. "Dirty COW" vulnerability. (CVE-2016-5195).
2. Increased security settings to Secure Diagnostics Mode.
3. Added configuration to disks to spin up to take hourly snapshots
4. Improved intermittent disk spinups immediately after spindown.
5. Updated the AV to work with AV different servers
6. Few management system offline issues when encountering malformed configuration files.
7. System hangs when using RAID6 volumes. (RN204/RN214)
8. Crash during boot time on systems that are not programmed with a valid serial number. (RN102/104/2120/202/204/212/214)
9. File write failures using WebDAV.
10. UPS power event notifications are not being sent.
11. System log persistence on systems factory defaulted on 6.6.0.
12. Issue where USB or eSATA external storage devices may not be recognized when hot-plugged.
13. Potential management system crash when viewing ReadyDR job status.
14. Accessibility of accented characters from MacOS clients.
15. Guest/Anonymous authentication for SMB backup jobs against Windows 10 file servers.
16. Added automatic recovery of bad iTunes server media databases.
17. Issue where failed DNS lookups could cause very long delays, which could affect ReadyCLOUD or Active Directory services.
18. Reversed DNS server priority. Previously secondary DNS servers may have been tried first.
19. Wake-on-LAN functionality. (RN516/716)
20. Preserve USB storage device name after formatting from the GUI.
21. Removed some unnecessary restrictions on share and user names beginning with c_, m_, b_, or r_.
22. Swapped PSU numbering. (RR3312/4312)
23. UPS connection errors with some UPS models.

Warnings:

- Devices updated with 6.6.1 firmware should not be downgraded to earlier firmware versions.
- ReadyNAS 102, 104, and 2120 must not be updated directly from 6.3.0 - 6.3.4 to 6.6.1. They must first be updated to 6.3.5.

Known Issues:

- NETGEAR apps not supported on upgrade: NETGEAR app compatibility with ReadyNASOS 6.6.0
- Community apps not supported on upgrade: Community app compatibility with ReadyNASOS 6.6.0