You have a Skype for Business Server 2015 Infrastructure. The infrastructure contains two sites and is configured for Enterprise Voice. The sites are located in Chicago and Toronto. Each site has a distinct voice policy, public switched telephone network (PSTN) usage, voice route, and trunk transaction rule as shown in the following table:
You need to ensure that all outbound voice calls to the PSTN from the users in the Toronto site are routed through the trunk at the Toronto site. Calls must use the Mediation Server at the Chicago site if the Mediation Server at the Toronto site is unavailable.
What should you do?
A. Add the Chicago-PSTN trunk to the Toronto-AllCalls voice route.
B. Add the Chicago-AllCalls voice route to the Toronto-Usage PSTN usage record.
C. Add the Chicago-Usage PSTN usage record to the Toronto-PSTN trunk.
D. Add the Chicago-Usage PSTN usage record to the Toronto-VP voice policy.
