Cisco (CP-7942G) 7900 Unified IP Phone

• 8.2 x 10.5 x 6 in. (20.32 x 26.67 x 15.24 cm)

• 3.5 lb (1.6 kg)

• 5.2 lb (2.36 Kg)

• Acrylonitrile butadiene styrene (ABS) plastic in textured dark gray color with silver bezel

• 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.

• Supported in 8.3(2) and greater

• 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;
• Supported in Cisco Unified Communications Express and SRST Version 4.1

• Skinny Client Control Protocol (SCCP) and Session Initiation Protocol (SIP) with Cisco call control

• 32 to 104°F (0 to 40°C)

• 10 to 95% (noncondensing)

• 14 to 140°F (-10 to 60°C)

• 5-inch (12.5 cm), high-resolution (320 x 222), graphical monochrome 4-bit grayscale display.

• Support for wideband (G.722 codec, adherence to TIA 920), including handset, headset, and
• speakerphone (see Q&A for details).

• G.711a, G.711µ, G.729a, G.729ab, G.722, and iLBC audio compression codecs are supported.

• Full-duplex speakerphone with acoustic echo cancellation.

• Provides direct access to voicemail.

• Supports differentiated services code point (DSCP) and 802.1Q/p standards.

• 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.

• Built-in support for more than 30 languages (dependent on Cisco Unified Communications Manager version).

• IP address assignment can be statically configured or configured through the DHCP client.

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