Chapter 4 Configuring Network Settings on the Cisco Unified IP Phone

Network Configuration Menu

Table 4-2

Network Configuration Menu Options (continued)

 

 

 

 

 

 

Option

 

Description

To Change

 

 

 

 

Connection

 

Time, in seconds, after a failover that the link between the

From Cisco Unified Communications

Monitor Duration

phone and a Cisco Unified Communications Manager

Manager, choose System > Enterprise

 

 

server must remain stable (with no link-flapping) before the

Parameters.

 

 

phone falls back from SRST to the Cisco

 

 

 

 

Unified Communications Manager server

 

 

 

 

 

 

 

PC VLAN

 

Allows the phone to interoperate with third-party switches

1.

Unlock network configuration options.

 

 

that do not support a voice VLAN. The Admin VLAN ID

2.

Make sure the Admin VLAN ID option

 

 

option must be set before you can change this option.

 

 

 

is set.

 

 

 

 

 

 

 

3.

Scroll to the PC VLAN option, press

 

 

 

 

the Edit softkey, and then enter a new

 

 

 

 

PC VLAN setting.

 

 

 

4.

Press the Validate softkey and then

 

 

 

 

press the Save softkey.

 

 

 

 

 

Cisco Unified Communications Manager Options

The CallManager Configuration menu contains the options Communications Manager 1, Communications Manager 2, Communications Manager 3, Communications Manager 4, and Communications Manager 5. These options show Cisco Unified Communications Manager servers that are available for processing calls from the phone, in prioritized order. To change these options, use Cisco Unified Communications Manager Administration, Cisco Unified CM Group Configuration.

For an available Cisco Unified Communications Manager server, an option on the CallManager Configuration menu will show the Cisco Unified Communications Manager server IP address or name and one of the states shown in Table 4-3.

Table 4-3 Cisco Unified Communications Manager Server States

State

Active

Standby

Blank

Description

Cisco Unified Communications Manager server from which the phone is currently receiving call-processing services

Cisco Unified Communications Manager server to which the phone switches if the current server becomes unavailable

No current connection to this Cisco Unified Communications Manager server

An option may also display one of more of the designations or icons shown in Table 4-4:

 

Cisco Unified IP Phone 7960G/7940G Administration Guide for Cisco Unified Communications Manager 7.0 (SCCP)

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Cisco Systems 7960G, 7940G manual Cisco Unified Communications Manager Options, State, Blank
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7960G, 7940G specifications

Cisco Systems has long been a leader in creating innovative networking and communication solutions. Among their range of Voice over IP (VoIP) phones, the Cisco 7960G and 7940G stand out as robust, versatile devices that cater to the needs of modern businesses. Released in the early 2000s, these models respectively combine functionality, ease of use, and key features tailored for effective communication.

The Cisco 7960G is a high-end model designed for users who demand advanced features and functionalities. It comes with a large backlit LCD display that not only enhances visibility but also provides easy navigation through various options. The phone supports up to six lines, allowing users to manage multiple calls effortlessly. Its user-friendly interface includes programmable feature buttons and a 10/100 Ethernet switch, enabling seamless integration into existing networks.

On the other hand, the Cisco 7940G is a more basic model designed for users who require essential features for their business communications. It includes a monochrome LCD screen and supports a maximum of two lines. Despite its simplicity, the 7940G is equipped with several key features such as integrated speakerphone and mute options, making it ideal for day-to-day communication needs. Both models support Power over Ethernet (PoE), eliminating the need for separate power adapters and ensuring a cleaner, more organized workspace.

In terms of technologies, both the 7960G and 7940G leverage the Session Initiation Protocol (SIP) for signaling and media exchange. They also support secure communication through protocols like Secure Real-time Transport Protocol (SRTP) and Transport Layer Security (TLS). This ensures that businesses can engage in confidential conversations without the risk of interception.

The characteristics that make these models appealing include durability, ease of configuration, and reliability. Organizations can benefit from Cisco’s reliable support and regular updates, ensuring that their communication infrastructure remains robust and secure. With features designed for scalability, both phones can easily integrate into larger systems while maintaining high call quality.

In summary, Cisco’s 7960G and 7940G VoIP phones are exemplary devices that cater to a variety of business communication scenarios. With their blend of functionality, support for essential technologies, and reliable performance, they continue to serve organizations effectively in an increasingly interconnected world. Whether used in a bustling office or as part of a dynamic telecommunications strategy, these models offer excellent value and performance.
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