CISCO 300-810 Exam Question 75

Refer to the exhibit. Cisco UCM is integrated with Cisco Unity Connection via a SIP trunk and is configured using a globalized dial plan (directory numbers are configured with Using Cisco best practices, which implementation allows call transfers to internal directory numbers but not to PSTN numbers?
A. block pattern +’ in the Cisco Unity restriction table
B. change the order of partitions to put GLOBAL-INTERNAL-PT first in Voicemail_CSS
C. remove PSTN-PT from Voicemail_CSS
D. create a BLOCK-PSTN-PT partition and add it to Voicemail CSS
Correct Answer: C