| 摘要 |
<p>A method for confirming edge devices includes: the first edge device of the transport network domain acquires the correspondence relationship of the second edge device and the address information from the control network element, wherein the correspondence relationship of the second edge device and the address information includes: the correspondence relationship of the second edge device and the address information of the out-domain network which the second edge device can reach, and/or, the correspondence relationship of the second edge device and the out-domain address information through the service flow of the second edge device; while the first edge device processes the service flow, the first edge device confirms the second edge device according to the address information in the service flow processed and the correspondence relationship. A transport network system, an edge device and a control network element. The present invention can confirm expediently the exit/entry edge device of the service flow.</p> |
