A voice gateway has the isdn switch-type command in the global configuration and on the T1
signaling channel. Which configuration takes precedence if the two configurations are different?

A.
The configuration in the global configuration always takes precedence over the interface
configuration.

B.
The voice gateway parses the configuration from top to bottom and will use the first isdn switchtype entry.

C.
The voice gateway will use the isdn switch-type command that matches the ISDN switch that is
connected to the T1 controller.

D.
The configuration in the T1 controller portion of the Cisco IOS configuration takes precedence
over the isdn switch-type command in the global configuration.

E.
The configuration under the ISDN signaling channel takes precedence over the isdn switch-type
command in the global configuration.

Explanation: