Cisco 7800 Series Administration Manual page 17

Technical Details
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Overview of the Cisco IP Phone
The Cisco IP Phone 7800 Series for Third-Party Call Control comprises a set of full-featured VoIP
(Voice-over-Internet Protocol) phones that provide voice communication over an IP network. They provide
all the features of traditional business phones, such as call forwarding, redialing, speed dialing, transferring
calls, and conference calling. The Cisco IP Phone 7800 Series is targeted for solutions that are centered on
Third-Party SIP-based IP PBX.
In this document, the terms Cisco IP Phone or phone mean Cisco IP Phone for Third-Party Call Control.
Note
Physical and Operating Environment Specifications
The following table shows the physical and operating environment specifications for the Cisco IP Phone 7800
Series.
Overview of the Cisco IP Phone, page 3
Physical and Operating Environment Specifications, page 3
Cable Specifications, page 5
Network and Computer Port Pinouts, page 5
Phone Power Requirements, page 6
Supported Network Protocols, page 7
VLAN Interaction, page 10
External Devices, page 11
C H A P T E R
Cisco IP Phone 7800 Series for Third-Party Call Control Administration Guide
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