CISCO 300-510 Exam Question 30
Refer to the exhibit. Routers RA and RB are IS-IS peers configured for NSF, but router RC is an IS-IS peer without NSF capability. If RA undergoes processor switchover, what is the effect on the network environment?
A. If RC is operating without the Cisco configuration option, only 2 routers tear down their peering relationships and re-establish peering
B. All peer relationships remain up, but the link-state database is rebuilt on each device
C. If RC is operating without the Cisco configuration option, all three routers tear down their peering relationships and re-establish peering
D. All peer relationships remain up and the link-state database is unchanged
Correct Answer: B