Limiting the Number of Prefixes Exported to IS-IS

By default, there is no limit to the number of prefixes that can be exported into IS-IS. To configure a limit to the number of prefixes that can be exported into IS-IS, include the prefix-export-limit statement:

For a list of hierarchy levels at which you can include this statement, see the statement summary section for this statement.

You can specify a number range from 0 through 4,294,967,295.