Exam 300-420 Topic 3 Question 277 Discussion

Actual exam question for Cisco's 300-420 exam
Question #: 277
Topic #: 3
Which feature is required for graceful restart to recover from a processor failure?

Suggested Answer: C Vote an answer

https://archive.nanog.org/meetings/nanog42/presentations/Weissner_SSO.pdf The Stateful Switchover (SSO) feature works with Nonstop Forwarding (NSF) in Cisco software to minimize the amount of time a network is unavailable to its users following a switchover. The primary objective of SSO is to improve the availability of networks constructed with Cisco routers.

by Tiffany at Jan 31, 2026, 03:12 PM

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