5
Anonymous call, anonymous call rejection
Message Waiting Indicator (MWI)
Voice mail
Intercom, paging
Call park, call pickup
Music on hold
Display and Indicator
3.5" 480 x 320-pixel color display with backlight
16 bit depth color
LED for call and message waiting indication
Dual-color (red or green) illuminated LEDs for line status
information
Wallpaper
Intuitive user interface with icons and soft keys
National language selection
Caller ID with name, number and photo
Feature keys
8 line keys with LED
8 line keys can be programmed up to 28 various
features (4-page view)
8 features keys: voice mail, headset, speaker, hold,
mute, transfer, call list, conference
4 context-
sensitive “soft” keys
6 navigation keys
Volume control keys
Illuminated speaker key
Illuminated headset key
Illuminated mute key
HTTP/HTTPS web server
Time and date synchronization by SNTP
DNS-NAPTR/DNS-SRV(RFC 3263)
QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS
DSCP
IEEE802.1X
TLS(Transport Layer Security)
SRTP
Open VPN
HTTPS certificate manager
AES encryption for configuration file
Digest authentication using MD5/MD5-sess
Interface
Dual-port Gigabit Ethernet
Power over Ethernet (IEEE 802.3af), class 3
1xRJ9 (4P4C) handset port
1xRJ9 (4P4C) headset port
Supports up to 6 Expansion Modules