Link Conference Phones; Ip Phone Information; Procedure; Step - Cisco 8831 User Manual

Link Conference Phones

If a DCU is connected to the secondary device, it will display a prompt indicating that it is a dummy DCU,
Note
but will otherwise not function.
When using a Sound Base in Linked Mode, the primary base unit must be connected using the
Caution
CP-PWR-CUBE-3 external power supply.
If two devices are linked after both are registered, the user can select which is the primary device.
A secondary device receives upgrades to firmware seamlessly from the primary device.
Link Conference Phones
Use a daisy cable to connect two sound base units in Linked mode. This procedure describes the best practice
for connecting the two units.

Procedure

Step 1

Connect the DCU to the conference phone to be used as the primary unit.
Step 2
Connect the network cable to the conference phone to be used as the primary unit.
Step 3 Connect the power cable to the primary device and plug into a wall plug.
The secondary Sound Base does not need to be plugged into external power, but in Linked Mode the primary
unit must be connected to external power.
Step 4 Use the provided daisy cable to connect the primary unit to the secondary sound base.
Voice, dial tone, ringer and base LEDs synchronize between the two units.
Related Topics
Linked Mode, on page 23

IP Phone Information

Phone Information allows you to view the following model information for your phone:
• Model Number
• IP Address
• MAC Address
• Active Load
• Inactive Load
• Last Upgrade
Cisco Unified IP Conference Phone 8831 User Guide for Cisco Unified Communications Manager 9.0
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Applications