After you notice that the SNMP manager is failing to receive traps, your troubleshooting verifies that the engine ID, username, group name, and host values are set appropriately.
Which configuration item is a probable root cause?
A. Traps are disabled.
B. The snmp-server enable traps command is missing from the configuration.
C. The snmp-server host informs command is missing from the configuration.
D. The host is down.
