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Cisco Systems 7960G Power Guidelines, Power Outage, Obtaining Additional Information about Power

Models: 7960G 7940G

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

Providing Power to the Cisco Unified IP Phone

These sections provide more information about powering a phone:

•Power Guidelines, page 2-4

•Power Outage, page 2-4

•Obtaining Additional Information about Power, page 2-4

Power Guidelines

Table 2-1provides guidelines for powering the Cisco Unified IP Phone 7960G and 7940G.

Table 2-1

Guidelines for Powering the Cisco Unified IP Phone 7960G and 7940G

 

 

 

Power Type

 

Guidelines

 

 

External power— Provided through the

• The Cisco Unified IP Phones use the CP-PWR-CUBE-3 power supply.

CP-PWR-CUBE-3 external power supply.

 

 

 

PoE power—Provided by a switch through the

• The Cisco Unified IP Phones support PoE.

Ethernet cable attached to the phone.

• The inline power patch panel WS-PWR-PANEL is compatible with the

 

 

 

 

Cisco Unified IP Phones.

 

 

• To ensure uninterruptible operation of the phone, make sure that the

 

 

switch has a backup power supply.

 

 

• Make sure that the CatOS or IOS version running on your switch

 

 

supports your intended phone deployment. Refer to the documentation

 

 

for your switch for operating system version information.

 

 

 

Power Outage

Your accessibility to emergency service through the phone is dependent on the phone being powered. If there is an interruption in the power supply, Service and Emergency Calling Service dialing will not function until power is restored. In the case of a power failure or disruption, you may need to reset or reconfigure equipment before using the Service or Emergency Calling Service dialing.

Obtaining Additional Information about Power

For related information about power, refer to the documents shown in Table 2-2. These documents provide information about the following topics:

•Cisco switches that work with the Cisco Unified IP Phone 7960G and 7940G

•The Cisco IOS releases that support bidirectional power negotiation

•Other requirements and restrictions regarding power

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

2-4

OL-15498-01

 

 

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Cisco Systems 7960G Power Guidelines, Power Outage, Obtaining Additional Information about Power, Power Type Guidelines
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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.