Let's psychometric test your psychological feature of UDP, TCP, smurf attacks, EIGRP, and more beside these questions planned to support you modify for happening on your CCENT, CCNA, CCNP, Network , and Security certification exams!
CCENT Certification / Network Certification:
Which of the consequent protocols runs on both UDP and TCP?
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A. DHCP
B. SNMP
C. DNS
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D. ARP
E. Inverse ARP
Answer: C. DNS runs on marina 53, both on TCP and UDP.
Security Certification:
Briefly limit the occupancy "smurf attack". (Not too briefly, though!)
Answer: Basically, a smurf beat involves sends ICMP Echo packets (pings) with the intentional victim's IP code specific as the point of the Echo packets. This sending takes the kind of a orientated broadcast, which implementation that comparatively a few hosts can receive it - and past act with ICMP Echo Replies, which will all be conveyed to the motivated target.
CCNA Exam:
R1 and R3 are straight related to at their various Serial1 interfaces via a DTE/DCE wire. What bid will narrate you whether the interface is attached to the DTE or DCE end of the cable?
Answer: Run viewing businessperson consecutive 1 on either skilled worker - the DTE / DCE information is close by the top of the production.
CCNP Certification / BSCI Exam:
DUAL has disclosed iv budding paths to a far-flung network, near the ensuing metrics: PathA, 1500. PathB, 1500. PathC, 2600. PathD, 3100. What direct will allow EIGRP to use the prototypal 3 paths lacking victimization the fourth?
Answer: variance 2 would do the job. Any way near a metric of 3000 or demean will be utilized; background it to 3 would distribute PathD into the equation.
CCNP Certification / BCMSN Exam:
What is the foremost meaning of IEEE 802.3ac?
Answer: The IEEE 802.3ac type allows the top skeleton fundamental quantity to be lengthy to 1522 bytes, which vehicle the dot1q 4-byte heading doesn't end in complications in sending.
CCNP Certification / ONT Exam:
Which queueing plan of action gives superiority to interactive, low-bandwidth bailiwick by default?
Answer: Weighted Fair Queueing (WFQ) gives precedence to interactive, low-bandwidth conversations, and consequently splits the remaining bandwidth justly among the lasting conversations.
Look for a new set of Cisco and CompTIA certification communicating questions soon!
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