Refer to the exhibit. An engineer must verify the operational status of ISP 1 by testing the IP reachability of the ISP1 DNS server every 10 seconds. If the DNS server is not reachable from the CPE through the Gi0/0 interface, then the test should fail. Which two configuration sets must be used to accomplish this task? (Choose two.)

A. ip route 0.0.0.0 0.0.0.0 198.51.100.1
ip route 0.0.0.0 0.0.0.0 203.0.113.1

B. ip route 0.0.0.0 255.255.255.255 198.51.100.1
ip route 0.0.0.0 255.255.255.255 203.0.113.1

C. ip route 198.51.100.252 255.255.255.255 198.51.100.1

D. ip sla 1
icmp-echo 198.51.100.252
frequency 10
ip sla schedule 1 life forever start-time now

E. ip sla 1
dns www.cisco.com name-server 198.51.100.252
frequency 10
ip sla schedule 1 life forever start-time now








Correct Answer: CD

This question is in 350-401 Implementing Cisco Enterprise Network Core Technologies (ENCOR) Exam exam
For getting CCNP Enterprise Certificate

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