Refer to the exhibit.
Which two of these can cause the phone status error icon that is shown in the exhibit?
| A. |
The Cisco Unified Communications Manager IM and Presence Service is not available. | |
| B. |
The username and password in Cisco Jabber phone services are misconfigured. | |
| C. |
The Cisco Jabber initial audio and video settings need to be set. | |
| D. |
There is no DN configured for the Cisco Unified Client Services Framework in Cisco Unified Communications Manager. | |
| E. |
The Cisco Jabber does not have the correct phone button template and hence cannot register to the Cisco Unified Communications Manager. | |
| F. |
The called user presence status is unknown. |