Which describes what could done on the Expressway-E to successfully route calls from Expressway-C on the internal network to the Internet? 

Answer options:

A. Application layer gateway could be enabled to bridge the media traffic.
B. A static NAT route could be added to the firewall to bridge the two networks.
C. The Expressway-E could be enabled for Dual-NIC capability.
D. The Expressway-E could be enabled for interworking.

C