Grandstream Networks GXP2160 - Firmware Version 1.0.6.9; Firmware Version 1.0.6.6; Firmware Version 1.0.6.2; Firmware Version 1.0.5.23

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GXP21XX Administration Guide
 Added configurable backlight timer. [Settings Page Definitions]
 Added color background wallpaper selection. [Settings Page Definitions]
 Added BLF LED Pattern Explanation Form on web UI. [Settings Page Definitions]
 Disable screen saver when VPK is active. [Settings Page Definitions]
 Added fully black support for the idle screen LCD brightness (i.e., allow idle brightness to be 0). [Settings
Page Definitions]
 Added Blind and Attended Transfer Softkey options. [Blind Transfer and Attended Transfer Softkey]
 Added ability to display SIP MESSAGE text on LCD. [Display SIP Message Text on LCD]
Firmware Version 1.0.6.9
 This is the initial version for GXP2135
 Added support to configure whether to show label background on VPK [Settings Page Definitions]
 Added support to show long label on VPK [Settings Page Definitions]
 Added support to hide Softkeys on main page [Settings Page Definitions]
Firmware Version 1.0.6.6
 Added VPK support for eventlist auto-provision. If there are more BLFs in the eventlist than idle VPK
keys, extra BLFs will be auto-provisioned to EXT board [Settings Page Definitions]
 Added “None” mode for VPK [Settings Page Definitions]
 Added 12 lines support (with 6 accounts)
Firmware Version 1.0.6.2
 This is the initial version for GXP2170
Firmware Version 1.0.5.23
 Updated logo for web GUI
Firmware Version 1.0.5.18
 Added more features descriptions for the MPKs mode – Monitored Call Park and Call Park sections.
[Settings Page Definitions]
 Added BLF LED Patterns Settings for LED Control section. [Settings Page Definitions]
 Added “Features” Softkey explanation for feature codes section. [Accounts Page Definitions]
Firmware Version 1.0.5.17
 Added option to factory reset the phone directly through SIP NOTIFY. [Accounts Page Definitions]
 Added option to disable multiple line in SDP, to send only 1 m line or multiple m lines. [Accounts Page
Definitions]
 Added option to allow barging by Call-Info. [Accounts Page Definitions]
 Added option to disable recovery on blind transfer. [Accounts Page Definitions]
 Added option to play a reminder tone when you have a call on hold. [Accounts Page Definitions]
 Added Feature Codes Configuration Part on WEB GUI to support call features using star codes locally.
[Accounts Page Definitions]