Chapter 4 Basic and Additional SIP Services

Important Basic SIP Services

Important Basic SIP Services

This section provides descriptions and cross references for configuring required SIP parameters and for configuring other important basic SIP services. This section includes these topics:

Required Parameters, page 4-2

Establishing Authentication, page 4-4

Configuring Refresh Interval, page 4-4

Required Parameters

Table 4-1shows the SIP parameters that you must supply for a Cisco IP Phone. The Parameter fields in this table show each parameter name as it appears on a phone’s web page or in its profile (“web page or profile”), or on the phone’s Network Configuration menu or SIP Configuration menu (“on phone menu”).

For more detailed explanations of these parameters, see Chapter 5, “Configuring the Cisco IP Phone Models 7905G and 7912G Using the Phone Menus,” and Chapter 8, “Profile and Web Page Parameters and Defaults.” These chapters also contain information about other configuration parameters.

Table 4-1 Required SIP Parameters and Defaults

 

 

 

 

Minimum

Maximum

 

Default

Parameter

Description

Value

Value

 

Value

 

 

 

 

 

 

 

SIPRegInterval

Number of seconds between registration

1

86400

 

3600

 

(web page or profile)

renewal.

 

 

 

 

 

Register Expires

 

 

 

 

 

 

(on phone menu)

 

 

 

 

 

 

 

 

 

 

 

 

 

MAXRedirect

Maximum number of times to try

0

10

 

5

 

(web page or profile)

redirection.

 

 

 

 

 

 

 

 

 

 

 

 

SIPRegOn

Enable SIP registration.

0

1

 

0

 

(web page or profile)

 

 

 

 

 

 

Register with Proxy

 

 

 

 

 

 

(on phone menu)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cisco IP Phone Models 7905G and 7912G Administrator Guide (SIP)

 

 

 

 

 

 

 

 

 

 

 

 

4-2

 

 

 

 

 

OL-4277-01

 

 

 

 

 

 

 

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Cisco Systems 7905G manual Important Basic SIP Services, Required Parameters, Minimum, Default, Parameter Description Value

7912G, 7905G specifications

Cisco Systems is a leading provider of networking and telecommunications equipment, and among its extensive range of products, the Cisco 7900 Series of IP phones has made a notable impact in enterprise communication. Key models in this series include the Cisco 7905G, 7912G, and 7902G, each designed to enhance productivity through advanced features, intuitive interfaces, and robust technology.

The Cisco 7905G is designed for basic telephony needs and is ideal for administrative environments or areas with high call volumes. It features a large single-line LCD display, providing users with clear visibility of call information. The phone supports Power over Ethernet (PoE), making installation easier and reducing clutter by eliminating the need for an additional power supply. Its hands-free and headset support enhances user convenience, allowing for easy multitasking during calls.

Moving on to the Cisco 7912G, this model is designed for more demanding communication requirements. It features a larger, backlit display, providing improved visibility in various lighting conditions. The Cisco 7912G supports up to 12 programmable line or feature keys, giving users the flexibility to tailor the phone to their specific needs. Additionally, it incorporates advanced audio technologies, such as wideband audio for enhanced voice clarity and a built-in speakerphone, allowing users to communicate effectively in busy environments.

The Cisco 7902G, while offering basic features, is a reliable choice for users who need straightforward, cost-effective telephony solutions. It features an intuitive design with three dedicated buttons for line status, a built-in speakerphone, and support for wideband audio. The phone is geared for users who require essential telephony features without the complexity of additional functionalities, making it suitable for front-desk and general office use.

Overall, these models within the Cisco 7900 series exemplify the company's commitment to providing high-quality enterprise communication tools. With a focus on advanced audio technologies, user-friendly interfaces, and adaptability to various business environments, the Cisco 7905G, 7912G, and 7902G cater to the diverse needs of modern organizations. As companies continue to pursue seamless communication, these IP phones remain a valuable asset in their telephony infrastructure, enhancing collaboration and productivity among teams everywhere.