Exam 350-501 topic 1 question 260 discussion

Actual exam question from Cisco's 350-501

Question #: 260
Topic #: 1

A network engineer must configure a router for Flexible NetFlow IPFIX export. The IP address of the destination server is 172.17.12.1. The source address must be set to the Loopback0 IPv4 address and exported packets must be set to DSCP CS3. The TTL must be 64 and the transport protocol must be set to UDP with destination port 4739. Which configuration must the engineer apply to the router?

A. configure terminal flow exporter EXPORTER-1 destination 172.17.12.1 source Loopback0 dscp 3 ttl 64 export-protocol netflow-v9 transport udp 4739 end
B. configure terminal flow exporter EXPORTER-1 destination 172.17.12.1 source Loopback0 dscp 24 ttl 64 export-protocol ipfix end
C. configure terminal flow exporter EXPORTER-1 destination 172.17.12.1 source Loopback0 dscp 24 ttl 64 export-protocol netflow-v9 transport udp 4739 end
D. configure terminal flow exporter EXPORTER-1 destination 172.17.12.1 source Loopback0 dscp 3 ttl 64 export-protocol ipfix end

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Suggested Answer: B 🗳️

by wstark13 at Oct. 6, 2022, 2 a.m.

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wstark13

Highly Voted 1 year, 1 month ago

https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/fnetflow/configuration/xe-3s/fnf-xe-3s-book/fnf-ipfix-export.html#d27853e197a1635 UDP port 4739 is the default port used by IPFIX, no need to set.

upvoted 5 times

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thejag

Most Recent 9 months, 2 weeks ago

CS3 = DSCP 24 (011 000)

upvoted 2 times

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