REAL-TIME SERVICE MONITORING APPARATUS AND METHOD USING TIME STAMP

WIPO Patent Application WO/2010/074506

A3

A real-time service monitoring apparatus and method using a time stamp is provided. The real-time service monitoring apparatus includes: a packet reception and classification block configured to generate a first time stamp whenever receiving a packet, and classify the received packet into a time synchronization packet or a real-time monitoring packet; a packet processing and switching block configured to process the classified packet depending on whether the packet is the time synchronization packet or the real-time monitoring packet, and switch the processed packet to a destination address; a packet classification and transmission block configured to classify the switched packet depending on whether the packet is the time synchronization packet or the real-time monitoring packet, generate a second time stamp for the classified packet, and transmits the packet; and a real-time monitoring block configured to compute a real-time monitoring parameters for each flow using the generated first and second time stamps, in order to monitor the real-time service.

AHN JEONG-GYUN (KR)
KIM SUNG-SOO (KR)
EOM JONG-HOON (KR)
KWON YONG-SIK (KR)

PCT/KR2009/007718

September 23, 2010

December 23, 2009

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KT CORP (KR)
AHN JEONG-GYUN (KR)
KIM SUNG-SOO (KR)
EOM JONG-HOON (KR)
KWON YONG-SIK (KR)

H04L12/26; H04L7/00; H04L12/56

KR100584394B1	2006-08-30
US6807156B1	2004-10-19
KR100544217B1	2006-01-23
US20040058652A1	2004-03-25

SHINSUNG PATENT FIRM (Jungdaero 105 Songpa-gu, Seoul 138-805, KR)

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