Which statement accurately describes Cisco NSF?

Which statement accurately describes Cisco NSF?Reference: https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ha/configuration/xe-3s/ha-xe-3s-book/ha-config-nonstop-forwarding.html

Question:

Which statement accurately describes Cisco NSF?

Options:

To configure NSF for an OSPF routing environment, all Area 0 devices and ABRs must be NSF-aware and must be configured for OSPF graceful restart.

To configure NSF for an IS-IS routing environment, only L1 routers must be NSF-aware and must be configured for IS-IS graceful restart.

To configure NSF for a BGP routing environment, all neighboring devices must be NSF-aware and must be configured for BGP graceful restart.

To configure NSF for an IS-IS routing environment, only L2 routers must be NSF-aware and must be configured for IS-IS graceful restart.

Correct Answer

The Correct Answer for this Question is

To configure NSF for a BGP routing environment, all neighboring devices must be NSF-aware and must be configured for BGP graceful restart.

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