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 0.0.0.0 198.51.100.1ip route 0.0.0.0 0.0.0.0 203.0.113.1

B. ip route 0.0.0.0 255.255.255.255 198.51.100.1ip 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 1icmp-echo 198.51.100.252frequency 10ip sla schedule 1 life forever start-time now

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






 

Suggested Answer: CD



This question is in 350-401 exam 
For getting CCNP Enterprise Certificate


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