Which dial rule pattern for Cisco 7905_7912 IP phones will allow the user to dial a 9 for local access, wait for a secondary dial tone, and then dial a seven digit number? )
137
Cisco 642-447 Exam
A.
9404…….
B.
9,\*
C.
9,770t5-…….
D.
9,770…….#
Explanation: