Refer to the topology exhibit.

When the Cisco Unified Communications Manager at the BR1 site loses connectivity to the SAF
network, the call to extension 3001 fails to reroute via the PSTN. Examine the SDI trace in the
exhibit. What is the most likely cause of the failure?

A.
The full E.164 number for extension 3001 could not be constructed.

B.
The Cisco Unified Communications Manager at the HQ site was unable to determine the ToDlD
number to extension 3001.

C.
The calling phone line CSS does not have access to the V route pattern.

D.
CCD requesting service does not have the correct partition configured for CCD learned patterns

E.
The AAR CSS for the HQ phone does not have access to the \\ route pattern.

Explanation:
Logs states that AAR CSS for HQ phone doesn’t have the access to
the route pattern.