Stub Routing
Stub routing is an EIGRP feature primarily designed to improve network scalability and stability. The stub routing feature is most commonly used in hub-and-spoke networks. This feature is configured only on spoke routers. When configured on a spoke router, the router announces its stub router status using an additional TLV in its EIGRP Hello messages. The results of configuring a router as a stub are multifold:
A stub router does not propagate routes learned through EIGRP to its neighbors, with the exception of EIGRP-learned routes ...
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