An organization is upgrading all network switches in its data center. Per standard operating procedures, the administrator shut down all systems in the data center.
After the switches were upgraded, the servers were restarted. However, a two node cluster was in a waiting state after the servers were restarted.
Which command can the administrator run to help determine whether the heartbeat network is running properly?

A.
gabconfig -a

B.
ipconfig

C.
lltstat -H

D.
hacf -verify