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Assessment Title
Rule Text
The BGP Cisco ACI must be configured to limit the prefix size on any inbound route advertisement to /24 or the least significant prefixes issued to the customer.
Description
Discussion Text
The effects of prefix de-aggregation can degrade router performance due to the size of routing tables and also result in black-holing legitimate traffic. Initiated by an attacker or a misconfigured router, prefix de-aggregation occurs when the announcement of a large prefix is fragmented into a collection of smaller prefix announcements.
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