CCENT Certification:
Given the MAC address aa-bb-cc-11-22-33, identify the OUI.
Answer: The OUI is the first half of the MAC address, aa-bb-cc.
CCNA Certification:
Short answer: A frame is about to be transmitted over a trunk. What term describes the process of identifying the destination VLAN?
Answer: This is known as "tagging" the frame.
CCNP Certification / BSCI Exam:
Fill in the blank: An IPv6 address consists of ____________ bits.
Answer: 128 bits.
CCNP Certification / BCMSN Exam:
Approximately how long does it take a switch running RSTP to detect a down link?
A. 20 seconds (the MaxAge value).
B. 2 seconds (the Hello Time value).
C. 15 seconds (the Forward Delay value).
D. None of the above.
Answer: D. An RSTP port will detect a down link in about 6 seconds. When a RSTP port misses three BPDUs, the link is considered down. The RSTP Hello Time is 2 seconds.
CCNP Certification / ISCW Exam:
You've just created an IP inspection rule. How should it be applied?
A. Globally.
B. On a per-protocol basis.
C. On a per-interface basis.
D. On a per-access list basis.
Answer: C. IP inspection rules are applied on a per-interface basis.
CCNP Certification / ONT Exam:
Which of the following is NOT a service class found in the Customer Model service class?
A. best-effort
B. guaranteed
C. mission critical
D. scavenger
E. transpositional
F. collapsed core
G. scavenger
Answers: B, E, F. The service classes in the Customer Model are mission critical, best-effort, scavenger, and transactional.
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