توضیحات

CISCO IP PHONE 7912G USED

Deliver Data and a Rich User Experience

The Cisco Unified IP Phone 7912G is a basic IP phone that addresses the voice communication needs of cubicle workers who experience low to medium levels of telephone traffic. A pixel display and dynamic softkeys enable easy access to a core set of business features. This phone supports a maximum of two calls and one directory number along with inline power and an integrated 10/100 Ethernet switch for connecting to a PC.

CISCO UNIFIED IP PHONE 7912G FEATURES

The Cisco Unified IP Phone 7912G is designed to be easy to use with conveniently placed features.

• Pixel-based display—A pixel-based display provides intuitive access to calling features.

• Four soft keys dynamically present calling options to the user. The scroll toggle bar allows easy movement through the displayed information.

• “Menu” key—This key allows users to quickly access information such as call logs and phone settings.

– The user can retrieve voice-mail messages.

– The user can display missed calls, outgoing calls that have been placed, and incoming calls that have been received.

– The user can set various preferences such as ring types and display contrast.

• “Hold” key—This lighted key provides users a red visual indication that they have placed a call on hold.

• A volume-control toggle provides easy decibel-level adjustments of the handset and ringer.

• The handset is hearing-aid compatible (meets American Disabilities Act [ADA] requirements).

• A single-position foot stand provides optimum display viewing and comfortable use of buttons and keys. The foot stand can be removed to allow wall mounting via mounting holes located on the base of the phone.

• XML Applications can be delivered to the display.

CALLING FEATURES

The Cisco Unified IP Phone 7912G is designed to grow with system capabilities. Features will keep pace with new changes via software updates to the phone Flash memory. Examples of currently available features include:

• Support of a single line or directory number

• Calling name and number display

• Call waiting

• Call forward

• Call transfer

• Support of Extension Mobility

• Three-way calling (conference)

• On-hook dialing, predialing, and off-hook dialing

• Redial

• Call hold

• Call monitor (speaker only, no microphone)

• “Messages” soft key that allows access to voicemail messages

• Four speed dials configurable at the Cisco Unified CallManager

NETWORK FEATURES

• Cisco Discovery Protocol

• Automatic IEEE 802.1Q (voice virtual LAN [VVLAN]) configuration

• IEEE 802.1Q /p VLAN tagging and traffic prioritization

• ۸۰۲٫۱Q VLAN-based switching of traffic between the phone and access switch

• Differentiated Services Code Point (DSCP) tagging

• G.711a, G.711u, and G.729ab audiocompression coders-decoders (codecs)

• Integrated Ethernet switch

• ۱۰/۱۰۰BASE-T Ethernet connection through an RJ-45 interface for LAN connectivity

• Software upgrade supported using a Trivial File Transfer Protocol (TFTP) server

• Provisioning of network parameters through Dynamic Host Configuration Protocol (DHCP)

• Voice activity detection, silence suppression, comfort-noise generation, and error concealment

PROTOCOLS SUPPORTED

• Compatible with Cisco Unified CallManager Version 3.3(2) and later, using the Skinny Client Control Protocol (SCCP) protocol

• SIP (RFC 2543)

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