Why does the Cannot Access Other Controller dialog box appear?
When you perform certain operations related to CA certificates (for example, importing a certificate), you might see a dialog box prompting you to accept a self-signed certificate for the second controller.
What types of servers will revocation checking be enabled for?
The storage array performs revocation checking whenever it connects to an AutoSupport server, External Key Management Server (EKMS), Lightweight Directory Access Protocol over SSL (LDAPS) server, or a Syslog server.