Dynamic NAT contains mulitple public IPs and when the user
needs to go to WAN he will get an IP. If all IPs are used,
the user must wait to get one public IP.
NAT Overloading has only one public IP and all users on the
LAN network are usig this IP but with different ports.
NAT Overloading is much better than Dynamic and static
since it is more secure and to save IPs.
_______ can mimic the symptoms of a denial-of-service attack, and the resulting loss in productivity can be no less devastating to an organization. A. ICMP traffic B. Peak traffic C. Fragmented packets D. Insufficient bandwidth E. Burst traffic?
Explain How do virtual corporations maintain confidentiality? A. Encryption B. Checksum C. Data hashes D. Redundant servers E. Security by obscurity?
Explain Which of the following is the BEST method for managing users in an enterprise? A. Enter user data in a spreadsheet. B. Implement centralized access control. C. Deploy Kerberos. D. Place them in a centralized Lightweight Directory Access Protocol. E. Use a Domain Name System.
Which of the following is NOT an auditing function that should be performed regularly? A. Reviewing IDS alerts B. Reviewing performance logs C. Reviewing IDS logs D. Reviewing audit logs E. Reviewing system logs?
Virtual corporations typically use a(n) _______ for maintaining centralized information assets. A. Off-line repository B. Floppy disk C. Data warehouse D. CD-ROM burner E. Colocation?
Which of the following is an example of a simple, physical-access control? A. Lock B. Access control list C. Background check D. Token E. Firewall?
A _______ attack uses multiple systems to launch a coordinated attack. A. Distributed denial-of-service B. Teardrop C. Birthday D. FTP Bounce E. Salami?
Explain Which encryption algorithm has the highest bit strength? A. AES B. Blowfish C. DES D. CAST E. Triple DES?
____________________ educate(s) security administrators and end users about organizations security policies. A. Security-awareness training B. Information Security (INFOSEC) briefings C. Acceptable-use policies D. Continuing education E. Nondisclosure agreements?
Operating-system fingerprinting uses all of the following, EXCEPT ________, to identify a target operating system. A. Sequence Verifier B. Initial sequence number C. Address spoofing D. Time to Live E. IP ID field?
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