any dangers of filtering every /24 on full internet table to preserve FIB space ?

William Herrin bill at
Mon Oct 10 16:24:14 UTC 2022

On Mon, Oct 10, 2022 at 8:37 AM Mike Hammett <nanog at> wrote:
> Feasibility of adding some middleware that culls unneeded routes (existing more specific and aggregate routes pointing to the same next hop), when that table starts to fill?

This is called "FIB aggregation." It exists and works but is not widely adopted.

Bill Herrin

For hire.

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