Cisco Systems OL-23089-01 用户手册
C H A P T E R
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Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 8.5 (SCCP and SIP)
OL-23089-01
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Preparing to Install the Cisco Unified IP Phone on
Your Network
Your Network
Cisco Unified IP Phones enable you to communicate using voice over a data network. To provide this
capability, the phones depend upon and interact with several other key Cisco IP Telephony and network
components, including Cisco Unified CM, Domain Name System (DNS) and DHCP servers, TFTP
servers, media resources, and Cisco prestandard PoE.
capability, the phones depend upon and interact with several other key Cisco IP Telephony and network
components, including Cisco Unified CM, Domain Name System (DNS) and DHCP servers, TFTP
servers, media resources, and Cisco prestandard PoE.
This chapter focuses on the interactions between the Cisco Unified IP Phone 7931G and Cisco Unified
CM, DNS and DHCP servers, TFTP servers, and switches. It also describes options for powering phones.
CM, DNS and DHCP servers, TFTP servers, and switches. It also describes options for powering phones.
For related information about voice and IP communications, refer to this URL (you must be a registered
Cisco.com user):
Cisco.com user):
This chapter includes these topics:
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Understanding Interactions with Other Cisco Unified IP
Communications Products
Communications Products
To function in the IP telephony network, the Cisco Unified IP Phone must be connected to a networking
device, such as a Cisco Catalyst switch. You must also register the Cisco Unified IP Phone with a
Cisco Unified CM system before sending and receiving calls.
device, such as a Cisco Catalyst switch. You must also register the Cisco Unified IP Phone with a
Cisco Unified CM system before sending and receiving calls.
This section includes these topics:
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