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General Information .................................................................................................................................. 2
Release Content Information ................................................................................................................ 2
Hardware Supported ............................................................................................................................. 2
Bootloader Requirements ..................................................................................................................... 2
Before you Upgrade .................................................................................................................................. 3
Please Read Before Upgrading the Phones to Release 2.3 ................................................................. 3
New Features in Release 2.3 .................................................................................................................... 4
Description ............................................................................................................................................ 4
Network Features .................................................................................................................................. 7
Link Layer Discovery Protocol for Media Endpoint Devices (LLDP-MED) ...................................... 7
DHCP Options 159 and 160 for the Configuration Server ............................................................ 12
DHCP Option 12 Hostname for the Configuration Server ............................................................ 15
DHCP Option 77 User Class for the Configuration Server ........................................................... 18
Multiple DHCP Servers ................................................................................................................. 21
Security Features ................................................................................................................................ 22
Configuration File Encryption ....................................................................................................... 22
HTTPS Server Certificate Validation ............................................................................................. 23
XML Features ...................................................................................................................................... 29
XML Execute Commands for Playing a WAV File ........................................................................ 29
RTP Recording and Simultaneous Playing (not supported on 51i) .............................................. 31
Dialpad Passthrough for Objects .................................................................................................. 34
Non-Blocking Action URI .............................................................................................................. 35
New XML URI Variables ............................................................................................................... 35
XML Web Applications Button ...................................................................................................... 35
XML Key Redirection .................................................................................................................... 36
(for Options Menu on all phones and Services Menu on 51i) ....................................................... 39
XML Applications and Off-Hook Interaction .................................................................................. 41
XML URI for Key Press Simulation ............................................................................................... 42
Using XML Commands to Reset Local Data on the Phone .......................................................... 45
Action URI Disconnected Feature ................................................................................................ 46
User Interface Features ...................................................................................................................... 49
Preferred Line Focus Feature ....................................................................................................... 49
Dialpad Speeddial Supported on All Phones ................................................................................ 52
UTF- 8 Codec for Multi-National Language Support .................................................................... 55
Addition of New Timezone and Country Codes ............................................................................ 56
............................................................................................................................................................ 57
RN-001029-02, Release 2.3, Rev 00
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