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prefer-in-winner-set most-reliable

Tells the CNA decision-maker process that it should consider a link’s reliability when selecting a performance route from the winner set.

Syntax
prefer-in-winner-set most-reliable { enable | disable }
 
no prefer-in-winner-set most-reliable
 
Prerequisites

Must be in engine or policy configuration mode (config-engine or config-engine-policy), which requires privileged-level access.

Occurrence

Use once.

Default

Not enabled (CNA decision maker will follow default selection rules)

Description

Use the prefer-in-winner-set most-reliable command to allow the CNA decision-maker process to consider link reliability when determining a winner in a tie-breaker situation. Use the disable keyword to suspend this behavior without removing the command from the configuration.

Enabling reliability evaluation ensures that the link chosen from the winner set will have the best reliability score, which is determined by the frequency that a link moves out of the winner set (for example, a link which rarely moves out of the winner set will tend to have better reliability).

For information about performance route selection criteria, see Winner Set in Chapter 3: Adaptive Path Control of the CNA Adaptive Path Controller Guide.

Use the no form of the command to disable reliability status evaluation and remove the command from the configuration.


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