Overview
Phone Connections
For your phone to work, it must be connected to the corporate IP telephony network. Your system administrator
can help you connect your phone.
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Adjusting the Handset Rest
You can adjust the handset rest of a wall-mounted phone so that the receiver does not slip out of the cradle.
OL-24411-01
DC adaptor port (DC48V)
AC-to-DC power supply (optional)
AC power wall plug (optional)
Cisco Unified IP Phone 3905 User Guide for Cisco Unified Communications Manager Express Version 8.8 (SIP)
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Network port (10/100 SW) connection.
IEEE 802.3af power enabled.
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Access port (10/100 PC) connection
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Handset connection
Phone Connections
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