US9147200B2
патент
(52) U.S. Cl. CPC ............ G06O 30/0251 (2013.01); H04L 29/06 (2013.01); H04L 29/08072 (2013.01) (58) Field of Classification Search CPC .......................... H04L 29/06; H04L 29/08072 USPC .................................. 709/220, 223, 224, 228
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