The Administrator of the London Security Gateway has just installed the Security Gateway and Management Server. He has not changed any default settings. As he tries to configure the Gateway, he is unable to connect. Which troubleshooting suggestion will NOT help him?

A.
Verify that the Rule Base explicitly allows management connections.

B.
Test the IP address assignment and routing settings of the Security Management Server, Gateway, and console client.

C.
Verify the SIC initialization.

D.
Check if some intermediate network device has a wrong routing table entry, VLAN assignment, duplex-mismatch, or trunk issue.