You have created a network design that has two point-to-point Metro Ethernet circuits extending a single
production VLAN between two data centers. Under normal circumstances, one circuit will carry trafficand
spanning tree will block the other. If the company wants you to make use of both circuits to carry production
traffic, which two technologies and features will you investigate to integrate into your network design? (Choose
two.)
A. EtherChannel
B. MST
C. Multichassis EtherChannel
D. PVST+

Answer: AC

Explanation: