Exam 350-501 topic 1 question 291 discussion

Actual exam question from Cisco's 350-501

Question #: 291
Topic #: 1

A network operator working for a private outsourcing company with an employee id: 4261:72:778 needs to limit the malicious traffic on their network. Which configuration must the engineer use to implement URPF loose mode on the GigabitEthernet0/1 interface?

A. router(config)# interface gigabitethernet0/1 router(config-if)# ip address 192.168.200.1 255.255.255.0 router(config-if)# ip verify unicast source reachable-via any router(config-if)# ipv6 address 2001:DB8:1::1/96 router(config-if)# ipv6 verify unicast source reachable-via any
B. router(config)# interface gigabitethernet0/1 router(config-if)# ip address 192.168.200.1 255.255.255.0 router(config-if)# ip verify unicast source reachable-via rx router(config-if)# ipv6 address 2001:DB8:1::1/96 router(config-if)# ipv6 verify unicast source reachable-via rx
C. router(config)# interface gigabitethernet0/1 router(config if)# ip address 192.168.200.1 255.255.255.0 router(config-if)# ip verify unicast source reachable-via rx router(config-if)# ipv6 address 2001:DB8:1::1/96 router(config-if)# ipv6 verify unicast source reachable-via any
D. router(config)# interface gigabitethernet0/1 router(config-if)# ip address 192.168.200.1 255.255.255.0 router(config-if)# ip verify unicast source reachable-via any router(config-if)# ipv6 address 2001:DB8:1::1/96 router(config-if)# ipv6 verify unicast source reachable-via rx

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Suggested Answer: A 🗳️

by ccie_race at Oct. 25, 2022, 3:15 a.m.

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ccie_race

Highly Voted 1 year, 8 months ago

remember any any :)

upvoted 9 times

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RoburPace

Most Recent 9 months, 1 week ago

“reachable-via any” must be configured for Loose mode on both IPv4 & IPv6. https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/sec_data_urpf/configuration/xe-3s/sec-dataurpf-xe-3s-book/sec-unicast-rpf-loose-mode.html

upvoted 1 times

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