Go back to 640-760 - Supporting Cisco Service Provider IP NGN Operations

Question :-

A customer complained about their network performance. You scheduled a change request that will reroute their traffic through a different node to improve performance. What must you do to verify that this change had the desired results?
Validate the customer SLA for performance through the network.
Collect baseline performance data before and after the change.
Contact the customer to ensure that their performance has improved
Document the change request so that there is an audit trail.

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