Cisco UNIFIED 6911 Podręcznik administracyjny - Strona 4

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Cisco UNIFIED 6911 Podręcznik administracyjny

Cisco Unified IP Phone Power

Barge
Direct Transfer
Select
The users cannot create conference and transfer calls across different lines.
Cisco Unified IP Phone Power
The Cisco Unified IP Phone 6901 and 6911 can be powered with external power or with Power over Ethernet
(PoE). A separate power supply provides external power. A switch provides PoE through the Ethernet cable
attached to a phone.
When you install an externally powered phone, connect the power supply to the phone and to a power
Caution
outlet before you connect the Ethernet cable to the phone. When you remove an externally powered phone,
disconnect the Ethernet cable from the phone before you disconnect the power supply.
Power Guidelines
The following table provides guidelines for powering the Cisco Unified IP Phone 6901 and 6911.
Table 1: Guidelines for Powering the Cisco Unified IP Phone 6901 and 6911
Type
External power, provided
through the
CP-PWR-CUBE-3 external
power supply.
External power, provided
through the Cisco Unified
IP Phone Power Injector.
Cisco Unified IP Phone 6901 and 6911 Administration Guide for Cisco Unified Communications Manager 10.0
(SCCP and SIP)
4
Not supported.
Not supported.
Not supported.
Guidelines
The Cisco Unified IP Phone 6901 and 6911 use the CP-PWR-CUBE-3 power
supply.
The Cisco Unified IP Phone Power Injector may be used with any Cisco Unified
IP Phone. Functioning as a midspan device, the injector delivers inline power
to the attached phone. The Cisco Unified IP Phone Power Injector connects
between a switch port and the IP Phone, and supports a maximum cable length
of 100 meter (m) between the unpowered switch and the IP Phone.
Cisco Unified IP Phone and Telephony Networks