Which two switching-based mechanisms are used to deploy high availability IPS using multiple Cisco IPS appliances? (Choose two.)
A.
Spanning Tree-based HA
B.
HSRP-basedHA
C.
EtherChannel-based HA
D.
VRRP-basedHA
Explanation:
When network switches are used to provide High Availability you have two options
EtherChannel based HA
STP based HA