An end user reports that they are unable to control their Cisco IP phone using Cisco Unified
Personal Communicator and cannot make any calls. Which situation can cause this issue?

A.
The Cisco Unified Personal Communicator is not registered in the Cisco Unified Presence
server.

B.
The LDAP integration is incorrect.

C.
The Cisco Unified Personal Communicator is configured in desk-phone mode.

D.
The Allow Control of Device from CTI checkbox in the device configuration on Cisco Unified
Communications Manager is disabled.

E.
The Allow Control of Device from CTI checkbox in the device configuration on the Cisco Unified
Presence is disabled.

Explanation:
Link:
http://www.cisco.com/en/US/docs/voice_ip_comm/cups/8_0/english/install_upgrade/deployment/g
uide/dgclient.html