Which problem occurs if a user from the remote facility located in Redmond is temporarily assigned to the Ajax Headquarters site, the user takes their IP phone and uses it there, and device mobility is not enabled?

A.
Every internal call placed by the user will cross the WAN to theRedmond gateway to be routed correctly.

B.
Every call received by the user will first traverse the WAN link and be rerouted by theRedmond gateway.

C.
Every on-net call placed by the user will reduce the available WAN voice bandwidth, except calls to Redmond.

D.
There is no problem. The phone will register with the same Cisco Unified Communications Manger subscriber as before and operate correctly.