| 摘要 |
Embodiments of the present invention provide a packet forwarding system, device, and method. The packet forwarding system includes: a gateway control plane entity, configured to send a user profile establishment message to a mobile agent in a process of setting up a bearer, where the user profile establishment message includes a user profile of the bearer; the mobile agent, configured to store the user profile of the bearer; and a switch, configured to: after receiving a user plane packet and when no flow entry matching the user plane packet is found in a local flow table, send a flow entry request including a matching parameter in the user plane packet to the mobile agent, where the mobile agent is further configured to: after receiving the flow entry request, generate, according to the found user profile, a flow entry matching the user plane packet, and send the generated flow entry to the switch; and the switch is further configured to store, in the flow table, the flow entry sent by the mobile agent, and forward the user plane packet according to an instruction set in the flow entry sent by the mobile agent. |
