Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network

Understanding the Phone Startup Process

Table 2-4

Cisco Unified IP Phone Startup Process (continued)

 

 

 

 

Task

Purpose

Related Topics

 

 

 

3.

Configuring VLAN.

See the “Network Configuration Menu” section

 

If the Cisco Unified IP Phone is connected to a Cisco

on page 4-5.

 

 

 

switch, the switch next informs the phone of the voice

See the “Resolving Startup Problems” section on

 

VLAN defined on the switch port. The phone needs to

page 9-1.

 

know its VLAN membership before it can proceed with the

 

 

Dynamic Host Configuration Protocol (DHCP) request for

 

 

an IP address.

 

 

 

 

4.

Obtaining an IP Address.

See the “Network Configuration Menu” section

 

If the Cisco Unified IP Phone is using DHCP to obtain an

on page 4-5.

 

 

 

IP address, the phone queries the DHCP server to obtain

See the “Resolving Startup Problems” section on

 

one. If you are not using DHCP in your network, you must

page 9-1.

 

assign static IP addresses to each phone locally.

 

 

 

 

5.

Accessing a TFTP Server.

See the “Network Configuration Menu” section

 

on to assigning an IP address, the DHCP server directs the

on page 4-5.

 

Cisco Unified IP Phone to a TFTP Server. If the phone has

See the “Resolving Startup Problems” section on

 

a statically defined IP address, you must configure the

page 9-1.

 

TFTP server locally on the phone; the phone then contacts

 

 

the TFTP server directly.

 

 

Note You can also assign an alternative TFTP server to

 

 

use instead of the one assigned by DHCP.

 

 

 

 

6.

Requesting the CTL file.

Refer to Cisco Unified Communications Manager

 

The TFTP server stores the certificate trust list (CTL) file.

Security Guide, “Configuring the Cisco CTL

 

This file contains a list of Cisco Unified Communications

Client” chapter.

 

 

 

Managers and TFTP servers that the phone is authorized to

 

 

connect to. It also contains the certificates necessary for

 

 

establishing a secure connection between the phone and

 

 

Cisco Unified Communications Manager.

 

 

 

 

Cisco Unified IP Phone 7970G/7971G-GE Administration Guide for Cisco Unified Communications Manager 7.0

2-8

OL-15299-01

 

 

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Cisco Systems 7970G, 7971G-GE manual Configuring Vlan, See the Network Configuration Menu section
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7970G, 7971G-GE specifications

The Cisco Systems 7971G-GE is a sophisticated IP phone designed for enterprise communication, offering a range of features that enhance productivity and collaboration. As part of the Cisco Unified Communications portfolio, this phone is known for its impressive technology and reliable performance.

One of the main features of the 7971G-GE is its high-resolution color display. The 5-inch LCD screen provides users with a visually appealing and intuitive interface, allowing for easy navigation through menus and contacts. The phone supports up to six lines, making it ideal for users who require multiple lines for simultaneous calls. Users can effortlessly manage calls with the ability to switch between lines and access important call features like hold, transfer, and conference calling.

In terms of audio quality, the Cisco 7971G-GE is equipped with high-definition voice technology. This feature ensures crystal-clear sound during calls, reducing background noise and enhancing the clarity of conversations. The phone also supports wideband audio codecs, enabling a richer voice experience that is particularly valuable in business environments.

The phone is designed with user convenience in mind. It offers programmable buttons that can be customized to suit individual needs, allowing easy access to frequently used functions or contact lists. Additionally, the presence indicator feature lets users see the availability of their colleagues in real-time, promoting more effective communication and collaboration.

Networking capabilities are another strong point of the Cisco 7971G-GE. The phone supports both Power over Ethernet (PoE) and standard Ethernet connectivity. This enables easy deployment without the need for additional power outlets. Moreover, the device is compatible with various Cisco communication platforms, integrating seamlessly with existing Cisco infrastructure, which is essential for businesses looking to upgrade their communications systems.

Security is a crucial consideration for modern enterprises, and Cisco addresses this with robust encryption features that protect voice and video calls. The phone supports secure signaling and media encryption, ensuring that sensitive conversations remain confidential.

Overall, the Cisco Systems 7971G-GE is a feature-rich IP phone that combines advanced technology with user-friendly design. Its high-definition audio, customizable features, and seamless integration with Cisco networks make it a popular choice for businesses seeking to improve their communication systems. With its reliability and performance, the Cisco 7971G-GE continues to support effective collaboration in an increasingly connected world.
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