Let's oral exam your comprehension of UDP, TCP, smurf attacks, EIGRP, and more than with these questions planned to support you infuse for happening on your CCENT, CCNA, CCNP, Network , and Security records exams!
CCENT Certification / Network Certification:
Which of the behind 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 describe the residence "smurf attack". (Not too briefly, though!)
Answer: Basically, a smurf rant involves sends ICMP Echo packets (pings) near the deliberate victim's IP computer code such that as the derivation of the Echo packets. This transmittal takes the outline of a oriented broadcast, which mode that quite a few hosts can receive it - and after move next to ICMP Echo Replies, which will all be sent to the well-meant subject.
CCNA Exam:
R1 and R3 are exactly correlated at their several Serial1 interfaces via a DTE/DCE telegram. What charge will inform you whether the interface is connected to the DTE or DCE end of the cable?
Answer: Run reveal comptroller sequent 1 on either skilled worker - the DTE / DCE records is effective the top of the end product.
CCNP Certification / BSCI Exam:
DUAL has unconcealed iv budding paths to a cut off network, next to the ensuing metrics: PathA, 1500. PathB, 1500. PathC, 2600. PathD, 3100. What order will let EIGRP to use the freshman iii paths short mistreatment the fourth?
Answer: difference 2 would do the job. Any way beside a metrical of 3000 or belittle will be utilized; setting it to 3 would bring on PathD into the mathematical statement.
CCNP Certification / BCMSN Exam:
What is the prevalent goal of IEEE 802.3ac?
Answer: The IEEE 802.3ac run of the mill allows the highest carcass fundamental quantity to be drawn-out to 1522 bytes, which way the dot1q 4-byte line doesn't effect technical hitches in conveyance.
CCNP Certification / ONT Exam:
Which queueing strategy gives preference to interactive, low-bandwidth communications by default?
Answer: Weighted Fair Queueing (WFQ) gives high status to interactive, low-bandwidth conversations, and next splits the left over bandwidth correctly among the left behind conversations.
Look for a new set of Cisco and CompTIA documents communicating questions soon!
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