Exam 300-320 topic 2 question 127 discussion

Actual exam question from Cisco's 300-320

Question #: 127
Topic #: 2

[All 300-320 Questions]

Which two design concerns must be addressed when designing a multicast implementation? (Choose two.)

A. only the low-order 23 bits of the MAC address are used to map IP addresses
B. only the low-order 24 bits of the MAC address are used to map IP addresses
C. only the high-order 23 bits of the MAC address are used to map IP addresses
D. only the low-order 23 bits of the IP address are used to map MAC addresses
E. the 0x01004f MAC address prefix is used for mapping IP addresses to MAC addresses
F. the 0x01005e MAC address prefix is used for mapping IP addresses to MAC addresses

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Suggested Answer: AF 🗳️

by Sergio at Nov. 19, 2019, 11:11 p.m.

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Sergio

Highly Voted 5 years, 7 months ago

The answer MUST be D and F. "The sending device must convert the destination IP multicast address into a special MAC address..." doing the following: "the lower-order 23 bits of the destination IP multicast address are mapped to the lower-order 23 bits of the MAC address."

upvoted 5 times

asdf2021

5 years, 4 months ago

agree, D and F are correct

upvoted 1 times

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