Avaya Scopia XT Series Release Notes page 32

© 2017 Avaya Inc. All rights reserved
Important
 If you reset a codec unit to factory defaults using a newer version and then
downgrade to an earlier version, some new defaults could not be properly recognized
by the earlier version. It is strongly suggested to execute again the reset to factory
defaults after downgrading. See Known Issues, "Software Upgrade & Downgrade"
section.
Release Notes for Avaya Scopia® XT Series Software Upgrade & Downgrade | 32