9600 Series IP Telephones vs. 4600 Series IP Telephones

Configuration files and firmware files are downloaded via HTTP only.
A new 96xxupgrade.txt configuration file is provided with each 9600 Series IP Telephone software distribution, but a 46xxsettings.txt configuration file continues to be used for customer settings. You maintain settings for both 9600 and 4600 Series IP Telephones on this single settings file.
Backup and restore of user data is accomplished using HTTP only. Digest authentication is supported for improved security.

Important: HTTP Backup/Restore requires Apache R2.0.55 or greater or IIIS 5.5 or greater.

DHCP uses site-specific option number (SSON) 242 as a default instead of option 176.

NOTE: The IETF is reclassifying option numbers 128-223 for standard use. For more information, see RFC 3942.

After a configured period of inactivity, the display backlight turns off to conserve power. The default period is two hours.
After a configured period of inactivity, the telephone displays a screen saver. The default period is four hours. The screen saver is currently not customizable.
A new HIS cord must be used to connect a headset to a 96xx telephone.
A new document, Avaya one-X Deskphone Edition File Server Application Reference Guide, supports HTTP download and user data backup/restore using an Avaya File Server application.