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Supported features 29

For more information about context-sensitive soft keys, see Features

and Services Fundamentals—Book 2 of 6 (NN43001-106-B2).

•

volume control bar to adjust ringer, speaker, handset volume

• two specialized feature keys

—

Message/Inbox

—

Services

• two call-processing keys

— Goodbye

—

Hold

• Virtual Office

• Branch Office

•

Active Call Failover

•

Enhanced UNIStim Firmware Download

•

Live Dialpad

The IP Phone 2001 supports the following data network features:

•

10/100 Mb/s Full Duplex mode

•

automatic network configuration through DHCP.

For more information about automatic network configuration, see Table

5 "IP Phone 2001 IP parameters" (page 39).

•

802.1ab Link Layer Discovery Protocol (LLDP)

For more information about LLDP, see “802.1ab Link Layer Discovery

Protocol” (page 481).

• Secure Real-time Transport Protocol (SRTP) media encryption.

For more information about SRTP media encryption, see “Features

overview” (page 453).

•

802.1Q VLAN and 802.1p priority support, industry standards to

manage bandwidth use. VLAN filtering allows the IP Phone to see

Voice VLAN traffic only. This prevents the Data VLAN broadcast traffic

from reaching the IP Phone. For more information, see “802.1Q VLAN

description” (page 471) and Converging the Data Network with VoIP

Fundamentals (NN43001-260).

• 802.1x Port-based network access control, industry standards to pass

Extensible Authentication Protocol (EAP) over a LAN

For more information about 802.1x port-based network access control,

see “802.1x Port-based network access control” (page 479).

Nortel Communication Server 1000

IP Phones Fundamentals

NN43001-368 02.07

5 February 2009