See the Modifying Dhcp | Cisco Systems 7905G, 7902G, 7912G instruction

Chapter 4 Configuring Network Settings on the Cisco IP Phone

Verifying Network Settings

Table 4-1 Network Settings (continued)

Network Setting	Description		Usage Notes

CallManager 1-4	Displays a prioritized list of the		Cannot configure locally. Use
	Cisco CallManager systems that are		Cisco CallManager to
	available for processing calls from this		modify.
	phone. Possible states include:
	•	Active—the Cisco CallManager
		server from which the phone is
		currently receiving call-processing
		services.
	•	Standby—the Cisco CallManager
		server to which the phone switches if
		the current server goes down.
	• Blank—no TCP connection to this
		Cisco CallManager server.
	This field might also include the
	Survivable Remote Site Telephony
	(SRST) designation, which indicates an
	SRST router capable of providing
	Cisco CallManager functionality with a
	limited feature set. If all other
	Cisco CallManager servers are
	unreachable, this router assumes control
	of call processing. You configure the
	SRST router address using the Device
	Pool section in Cisco CallManager. The
	SRST Cisco CallManager always appears
	last in the list of servers, even if it is
	currently active.

DHCP Enabled	Indicates whether DHCP is being used by		See the “Modifying DHCP
	the phone.		Settings” section on page 4-9.

DHCP Address Released	Allows the IP-address assigned by DHCP		See the “Releasing a DHCP
	to be released.		Address” section on
			page 4-13.

		Cisco IP Phone Administration Guide for Cisco CallManager 3.3, Cisco IP Phones 7902G/7905G/7912G

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7902G, 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.

Cisco Systems 7905G, 7902G, 7912G manual See the Modifying Dhcp, See the Releasing a Dhcp

Models: 7902G 7912G 7905G

Network Setting

See the “Modifying DHCP

Settings” section on page 4-9.

See the “Releasing a DHCP

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7902G, 7912G, 7905G specifications