EIGRP Small Experiment (manual rollup and default route)

Topology diagram:

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R3 delegating The default routing practices:

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The d* route can be seen in the R1/r2 Road table:

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R3 do manual Summary:

< interface mode to do >

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After manual summarization:

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Before manual rollup:

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In addition, I have a summary of the other did not say:

Automatic summarization of EIGRP protocol is only valid for internal routes

EIGRP Manual Rollup is a route rollup that is sent out after the route is taken into effect instead of the incoming route.

This article is from "Eric's Mind Journey" blog, declined reprint!

EIGRP Small Experiment (manual rollup and default route)