A hold-down timer delays the advertising of adjacencies by waiting until a time period has elapsed before labeling adjacencies in the up state. You can disable this hold-down timer, which labels adjacencies up faster. However, disabling the hold-down timer creates more frequent link-state PDU updates and SPF computation.
To disable the adjacency hold-down timer, include the no-adjacency-holddown statement:
For a list of hierarchy levels at which you can include this statement, see the statement summary section for this statement.