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Exam 350-501 topic 1 question 255 discussion

Actual exam question from Cisco's 350-501
Question #: 255
Topic #: 1
[All 350-501 Questions]


Refer to the exhibit. ISP A provides VPLS services and DDoS protection to Company XYZ to connect their branches across the North America and Europe regions. The uplink from the data center to the ISP is 100 Mbps. The Company XYZ security team asked the ISP to redirect ICMP echo requests, which are currently going to the web server, to a new local security appliance. Which configuration must an ISP engineer apply to router R2 to redirect the ICMP traffic?

  • A. class-map type traffic match-all B_210.10.65.1 match destination-address ipv4 210.10.65.1 match protocol 7 match ipv4 icmp-type 3
  • B. class-map type traffic match-all B_210.10.65.1 match destination-address ipv4 210.10.65.1 match protocol 1 match ipv4 icmp-type 8
  • C. class-map type traffic match-all B_210.10.65.1 match destination-address ipv4 210.10.65.1 match protocol 3 match ipv4 icmp-type 5
  • D. class-map type traffic match-all B_210.10.65.1 match destination-address ipv4 210.10.65.1 match protocol 6 match ipv4 icmp-type 9
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Suggested Answer: B 🗳️

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ccie_race
Highly Voted 1 year, 9 months ago
protocol number of icmp is 1
upvoted 5 times
kirrim
1 month ago
Agree: https://www.iana.org/assignments/protocol-numbers/protocol-numbers.xhtml 1 ICMP Internet Control Message [RFC792]
upvoted 1 times
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akm88
Most Recent 7 months, 1 week ago
b is right see section of request in icmp ping https://networklessons.com/cisco/ccnp-encor-350-401/icmp-internet-control-message-protocol
upvoted 1 times
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thejag
1 year, 1 month ago
Selected Answer: B
A. class-map type traffic match-all B_210.10.65.1 match destination-address ipv4 210.10.65.1 match protocol 7 match ipv4 icmp-type 3 B. class-map type traffic match-all B_210.10.65.1 match destination-address ipv4 210.10.65.1 match protocol 1 match ipv4 icmp-type 8 C. class-map type traffic match-all B_210.10.65.1 match destination-address ipv4 210.10.65.1 match protocol 3 match ipv4 icmp-type 5 D. class-map type traffic match-all B_210.10.65.1 match destination-address ipv4 210.10.65.1 match protocol 6 match ipv4 icmp-type 9
upvoted 2 times
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