You are troubleshooting ARP connectivity issues for an Ethernet interface on an IOS XR network that runs IS-IS. You verify that the IGP protocol is running, but an ARP entry has not yet been created. Which action should you take?
A) debug ping packets
B) debug ARP
C) ping the connected neighbor
D) verify the RIB table routes

Question

Quizplus · Accepted Answer

Pinging the connected neighbor will generate ARP requests, which can help in creating the ARP entry if the neighbor is reachable.

You Are Troubleshooting ARP Connectivity Issues for an Ethernet Interface