| 摘要 |
The embodiments of the invention provide an information transmission method, a communication device and a communication system. The method includes: (101) in a multi-layer network, a data packet including property information of a traffic engineering link is obtained locally; (102) according to a layer type of the traffic engineering link corresponding to the property information of the traffic engineering link in the data packet, a control channel admitting the flooding data packet is looked up from a pre-set filtering rule, and the filtering rule includes corresponding relationship between the layer type of the control channel and the layer type of the traffic engineering link; (103) the data packet is sent from the control channel admitting the flooding data packet to the connected neighbor nodes. The embodiments of the invention also provide a corresponding communication device and a communication system. |
