Which Task Must Be Performed First to Implement BFD in an IS-IS

question 21

Multiple Choice

Which task must be performed first to implement BFD in an IS-IS environment?

• A) Configure BFD in an interface configuration mode.
• B) Disable Cisco Express Forwarding on all interfaces running routing protocols other than IS-IS.
• C) Configure all IS-IS routers as Level 2 devices.
• D) Configure BFD under the IS-IS process.

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