| 摘要 |
Disclosed are an SDN-based packet forwarding method and system, Openflow switches and a server. The method comprises: a source Openflow switch determining, according to port information, that a received data packet is a packet of a user; when a destination identity in the packet hits a mapping flowtable, obtaining a destination location identifier corresponding to the destination identity from the mapping flowtable; when the obtained destination location identifier is a location identifier of the source Openflow switch, sending the packet to a destination user according to port information corresponding to the destination identity; otherwise, encapsulating and sending the packet to a destination Openflow switch corresponding to the destination location identifier, and decapsulating the packet in the destination Openflow switch, so as to send the packet to the destination user according to port information of the destination user. |
