When configuring an Infrastructure ACL (iACL) to protect the IPv6 infrastructure of an enterprise network, where should the iACL be applied??
A. all infrastructure devices in both the inbound and outbound direction
B. all infrastructure devices in the inbound direction
C. all infrastructure devices in the outbound direction
D. all parameter devices in both the inbound and outbound direction
E. all parameter devices in the inbound direction
F. all parameter devices in the outbound direction
