Refer to the exhibit.
The HQ site uses area code 650. The BR1 site uses area code 408. The long distance national code for PSTN dialing is 1. To make a long distance national call, an HQ or BR1 user dials access code 9, followed by 1, and then the 10-digit number. Both sites use MGCP gateways. AAR must use globalized call routing using a single route pattern. Assume that all outgoing PSTN numbers are localized at the egress gateway as shown in the exhibit. Which statement is true?
| A. |
The AAR group system must be configured on the device configuration of the phones. | |
| B. |
The AAR group system must be configured on the line configuration of the phones. | |
| C. |
The single AAR group system cannot be used. A second AAR group must be configured in order to have source and destination AAR groups. | |
| D. |
The AAR group system must be configured under the AAR service parameters. |