关于一种网络流量识别系统设计实现.pdf
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P2PWeb TV VoIP
[1] BT eDonkey P2P 2/3 [2] VOIP
DPI DPI DPI
1
[3]
DPI DFI
1.1 DPI
DPI Deep Packet InspectionOSI [4]
2 4 DPI
1 DPI
DPI [5]
1. “”Bit
2.
3.
SPAM Email Email
SPAM
1.2 / DFI
DFI Deep/Dynamic Flow Inspection/ DPI
[6]
1.3
DPI DPI
DFI DPI
DPI DFIDFI DPI
DPI DFI
2
2.1
DPI
1. CPU CPU
2. ASIC
3. NP Network Processor NP NP CPU ASIC
ASIC+NP ASIC NP
FPGA+DPI
2.2
DPI DPI DPI
DPI DPI DPI
DPI
3
3 P2P
P2P PeerCasting 78% P2P 60%
9.17% 10%
P2P P2P Thunder BT PPStream Thunder 1.999Gbit/s
BT P2P
4
[] (References)
[1] . DPI IP [J]. 2007 1850~52.
[2] . DPI DFI [OL]. 2007.
[3] . [J]. 2007 36 61333~1336.
[4] . IP [J]. 2007 5101~103.
[5] . DPI [OL].
[6] . IP [D]. 2009.
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