janog31 akimichi-openflow

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The basic idea is simple: we exploit the fact that most

modern Ethernet switches and routers contain flow-

tables (typically built from TCAMs) that run at line-

rate to im-plement firewalls, NAT, QoS, and to collect

statistics.

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OpenFlow 2 OpenFlow 1 OpenFlow

OpenFlow

OpenFlow

Port 22Port 11Port 1

(2) OpenFlow

LLDP

(Packet Out)

LLDP

(1) OpenFlow

OpenFlow

LLDP

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OpenFlow 2 OpenFlow 1

OpenFlow

OpenFlow

Port 22Port 11Port 1

OpenFlow OpenFlow #1

Port 22 LLDP OpenFlow #2

Port 11

OpenFlow #1

Port 11

OpenFlow #2

Port 22

OpenFlow OpenFlow

Packet-In

OpenFlow

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