When troubleshooting server network problems, which of the following represents some of the actions which you would perform? Choose all that apply.

A.
Check whether the cabling and connectors are faulty.

B.
Check that the Network Interface Card (NIC) is operating as expected.

C.
Check that the local networking software is not the issue.

D.
All of the above.

Explanation:
When troubleshooting server network problems, you would usually have to verify that the Network Interface Card (NIC) is operating as expected, check whether the cabling and connectors are faulty, and verify that the local networking software is working.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 508-513.