An administrator is no longer receiving alerting messages from the web server platform that recently failed over to a new secondary datacenter due to a power
failure. Which of the following is the cause of the problem?
A. Port 21 in only allowed inbound at the primary datacenter
B. Port 22 to the log server is blocked outbound
C. Port 162 in DMZ is blocked inbound
D. Port 162 in DMZ is blocked outbound