http://standards-oui.ieee.org/oui.txt http://standards-oui.ieee.org/oui.txt 00-20-91 (hex) J125, NATIONAL SECURITY AGENCY 002091 (base 16) J125, NATIO

http://standards-oui.ieee.org/oui.txt http://standards-oui.ieee.org/oui.txt 00-20-91 (hex) J125, NATIONAL SECURITY AGENCY 002091 (base 16) J125, NATIONAL SECURITY AGENCY 9800 SAVAGE ROAD FT. MEADE MD 20755-6000 US