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usage-reporting formula

Configures link with the formula used by the service provider to determine billable usage rate.

Syntax
usage formula <method> [ { sum-of-each-sample | sum-over-billing-period } ]
 
no usage formula
 
Arguments
Prerequisites

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

Occurrence

Use once per link.

Default

percentile-outbound

Description

The method set by the usage-reporting formula command determines how CNA calculates the billing report that estimates the service provider’s bill based on link usage data obtained from your edge router. See the polling usage on command.

The value of N in the method descriptions (Nth percentile) is determined by the usage-reporting percentile command.

See the discussion of formulas in the Chapter 4: Polling Routers of the CNA Advanced Monitoring Guide.

The usage-reporting formula command is one of several related usage parameter commands:

Use the sum-of-each-sample or sum-over-billing-period keywords to combine multiple physical links into one billing link. The first will sum each sample from all the physical links; then, at the end of the billing period, the formula will be applied to this value to obtain the cost based on the billing tier. Conversely, with the sum-over-billing-period keyword, the formula will be applied to all the samples of each physical link over the billing period, and then summed to determine the total bandwidth usage for the billing link to find the corresponding billing tier to obtain the cost.

Use the no form of the command to revert to the default value.


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