On Tue, 6 Mar 2012, Guru NANOG wrote:
Adding four more bits to the Left of the Source Address and setting those bits to 1111 (0xF) can help to start the migration to "Regions" and more IPv4 Addresses - Using and Re-Using legacy spectrum http://www.iana.org/assignments/ipv4-address-space/ipv4-address-space.txt
Drugs are bad, mmmmmkay? *plonk* jms
