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350-501 · Question #353
350-501 Question #353: Real Exam Question with Answer & Explanation
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MPLS and Segment Routing
Question
FRR is configured on a network. What occurs when the headend router on the path is alerted to a link failure over IGP?
Options
- ALSP attempts fast switching on the backup path until the primary path returns to the active state.
- BThe headend router uses a presignaled LSP to bypass the failure point.
- CA new backup tunnel is established past the PLR to pass through the protected nodes.
- DBackup tunnel is established and intersects with the primary tunnel at the headend.
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Topics
#FRR#MPLS-TE#LSP#Backup Path