US 9,560,177 B2
NETWORK SYSTEM AND NETWORK FLOW TRACING METHODGeneral
US 9,560,177 B2
NETWORK SYSTEM AND NETWORK FLOW TRACING METHOD
Tech Center:
2400 Networking, Multiplexing, Cable, and Security
Examiner:
Gbemileke J Onamuti
Art Unit:
2463 Multiplex and VoIP
Inventors:
MASAHARU MORIMOTO
Assignee:
Priority:
12/08/11
Filed:
03/17/16
Granted:
01/31/17
Expiration:
12/08/31
Abstract
A switch apparatus includes a storage storing a table, the table including rules and actions corresponding to the rules, and a controller including a memory storing instructions, and a processor configured to execute the instructions to receive the rules and the actions from a control apparatus, identify, based on the rules, a received packet, duplicate a part of a header of the identified packet as an additional header when the identified packet includes a target of encapsulation, encapsulate the identified packet by the additional header, and process, based on the actions, the identified packet.
Cooperative Patent Classification (CPC)
H04H04L49/3009H04L