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update-threshold

Syntax

Hierarchy Level

Description

Adjust the threshold at which a change in bandwidth triggers an interior gateway protocol (IGP) update.

Options

threshold-percent

Specify the percentage change in reserved bandwidth to trigger IGP update.

  • Default: 10 percent

  • Range: 0.001 through 20 percent

threshold-value threshold-value

Specify the change in reserved bandwidth to trigger IGP update. (is capped at 20% of link bandwidth).

If the threshold-value is configured to greater than 20% of bandwidth on that link, the threshold-value is capped at 20% of bandwidth.

For instance, if bandwidth on an interface is 1Gbps, and the threshold-value is configured greater than 200Mbps, the threshold-value is capped at 200Mbps. The threshold-percent is displayed as 20.000% and the threshold-value as 200Mbps.

Note:

The two options, threshold-percent and threshold-value, are mutually exclusive. You can configure only one option at a given point in time to generate an IGP update for lower bandwidth reservations. As a result, when one option is configured, the other option is calculated and displayed on the CLI.

For instance, on a link of 1Gbps, if the threshold-percent is configured to 5%, the threshold-value is calculated and displayed as 50Mbps. Similarly, if the threshold-value is configured to 50m, then the threshold-percent is calculated and displayed as 5%.

Required Privilege Level

routing—To view this statement in the configuration.

routing-control—To add this statement to the configuration.

Release Information

Statement introduced before Junos OS Release 7.4.

threshold-value option introduced in Junos OS Release 19.4R1 on all platforms.