Which of these best describes the function of transformations?

A.
allow the call-routing component to modify the calling or called number

B.
identify and define the tags and operatives used in route filters

C.
configure and revise discard digits

D.
redirect calls

Explanation:

There are two transformation settings, calling party and called party. Transformations are used to change a directory number or a dialed number.
Reference: Cisco IP Telephony ISBN: 1-58705-050-1 pg 135-140