Which of the following statements about Option 43 in the N+1 backup networking are TRUE? (Multiple Choice)
A . After Option 43 is configured, the AP only unicasts Discovery Request messages to the AC’s IP addresses carried in Option 43.
B . If the AC with the IP address carried in Option 43 does not respond, the AP fails to discover the A
D . When configuring Option 43, you need to specify IP addresses of the active and standby ACs for the AP, and IP addresses of the other active ACs.
E . The command for setting Option 43 on the DHCP server to IP addresses of the active and standby ACs is option 43 sub-option 2 ip-address ip-address &<1-8>.
Answer: AD