Cisco Unified IP Phone 7942G, Spare Specification Guide
Data Sheet
© 2007-2011 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.
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Feature
Description/Benefit
Ethernet Switch
Internal 2-port Cisco Ethernet switch allows for a direct connection to a 10/100BASE-T Ethernet network
through an RJ-45 interface with single LAN connectivity for both the phone and a colocated PC. System
administrator can designate separate VLANs (802.1Q) for the PC and phone, providing improved security
and reliability of voice and data traffic.
through an RJ-45 interface with single LAN connectivity for both the phone and a colocated PC. System
administrator can designate separate VLANs (802.1Q) for the PC and phone, providing improved security
and reliability of voice and data traffic.
Headset Port
Dedicated headset port eliminates the need for a separate headset amplifier and allows the handset to
remain in its cradle, making headset use simpler. Both wideband (G.722) and narrowband headsets are
supported.
remain in its cradle, making headset use simpler. Both wideband (G.722) and narrowband headsets are
supported.
Volume Control
Provides easy decibel-level adjustments for the speakerphone, handset, headset, and ringer. The handset is
hearing aid-compatible. Additional volume control gain can be achieved using an inline handset amplifier.
hearing aid-compatible. Additional volume control gain can be achieved using an inline handset amplifier.
Adjustable Foot-Stand
Stand is adjustable from flat to 60 degrees to provide optimum display viewing and comfortable use of all
buttons and keys. The foot-stand is keyed to match standard wall-jack configurations for wall mounting.
Optional wall-mount brackets are also offered.
buttons and keys. The foot-stand is keyed to match standard wall-jack configurations for wall mounting.
Optional wall-mount brackets are also offered.
Multiple Ring Tones
More than 24 defined user-selectable ring tones are available. Ring tones may also be personalized through
use of the Cisco Unified Phone Application Suite.
use of the Cisco Unified Phone Application Suite.
Americans with Disabilities Act
(ADA) Features
(ADA) Features
Handset is hearing aid-compatible and meets Federal Communications Commission (FCC) loudness
requirements for the Americans with Disabilities Act (ADA). Section 508 loudness requirements can be
achieved using industry-standard inline handset amplifiers such as Walker Equipment W-10 or CE-100
amplifiers. Dial pad is also ADA-compliant.
requirements for the Americans with Disabilities Act (ADA). Section 508 loudness requirements can be
achieved using industry-standard inline handset amplifiers such as Walker Equipment W-10 or CE-100
amplifiers. Dial pad is also ADA-compliant.
Quality of Service (QoS) Options
Supports differentiated services code point (DSCP) and 802.1Q/p standards.
Security
Positive device identity through X.509v3 Certificates, digitally signed images, cryptographically secure
provisioning, and secure signaling and secure media with AES-128. Cryptography is not enabled by default
and may only be enabled through a cryptographically enabled CUCM. The phone also contains an 802.1X
supplicant and supports EAPOL pass-through.
provisioning, and secure signaling and secure media with AES-128. Cryptography is not enabled by default
and may only be enabled through a cryptographically enabled CUCM. The phone also contains an 802.1X
supplicant and supports EAPOL pass-through.
Language Support
Built-in support for more than 30 languages (dependent on Cisco Unified Communications Manager version).
Configuration Options
IP address assignment can be statically configured or configured through the DHCP client.
Table 2.
Cisco Unified IP Phone 7942G Product Specifications
Specification
Description
Dimensions (H x W x D)
8.2 x 10.5 x 6 in. (20.32 x 26.67 x 15.24 cm)
Weight
3.5 lb (1.6 kg)
Phone-Casing Composition
Acrylonitrile butadiene styrene (ABS) plastic in textured dark gray color with silver bezel
Power
Supports IEEE 802.3af PoE (Class 2). Also supports Cisco Prestandard Power over Ethernet (PoE), allowing
powering from any of the Cisco Inline Power-capable blades and boxes, plus Cisco midspan. 48VDC is
required; it can be supplied locally at the desktop using an optional AC-to-DC power supply (part number CP-
PWR-CUBE-3=) or power injector (CP-PWR-INJ=). Local power options require a corresponding AC country
cord (see Table 6).
powering from any of the Cisco Inline Power-capable blades and boxes, plus Cisco midspan. 48VDC is
required; it can be supplied locally at the desktop using an optional AC-to-DC power supply (part number CP-
PWR-CUBE-3=) or power injector (CP-PWR-INJ=). Local power options require a corresponding AC country
cord (see Table 6).
Phone Software Requirements
Supported in 8.3(2) and greater
Call Control Compatibility
Supported in Cisco Unified Communications Manager Versions 4.1(3)sr5b, 4.2(3)sr2b, 4.3(1), 5.1.1(b),
5.1(2), 6.0(1) and greater
5.1(2), 6.0(1) and greater
Supported in Cisco Unified Communications Express and SRST Version 4.1
Signaling Protocols
Skinny Client Control Protocol (SCCP) and Session Initiation Protocol (SIP) with Cisco call control
Table 3.
Temperature Ratings
Temperature Variable
Description
Operating Temperature
32 to 104°F (0 to 40°C)
Relative Humidity
10 to 95% (noncondensing)
Storage Temperature
14 to 140°F (–10 to 60°C)
Certifications—Compliance and Safety
Refer to the following link:
http://www.cisco.com/univercd/cc/td/doc/product/voice/c_ipphon/english/ipp7960/iphrcsi3.html
.
Ordering Information
To place an order, visit the
Cisco Ordering Home Page
. To download software, visit the
Cisco Software Center
.