[arin-ppml] IN-ADDR.ARPA Policy Enforcement & Edge Router Null Routes

[Jim Fleming]

IN-ADDR.ARPA Policy Enforcement & Edge Router Null Routes

DNS plays a role in IPv4 Address Space Management
http://www.circleid.com/posts/20100728_taking_back_the_dns/

New "Edge" devices will shutdown /27 subnets in Real-Time if IN-ADDR.ARPA is
not configured correctly.

IPv4 Address Space can be reclaimed, even from the so-called "SWAMP".

The /18 is the aggregator for the /27s but ultimately the /8 can be
null-routed.

IN-ADDR.ARPA Policy Enforcement & Edge Router Null Routes
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