The data processing method the present application and switching facilities to support the link layer security transmission, submitted to the China Patent Office on December 20, 2010, application number is 201010596665.5, invention names support the 'link layer security transmission This application claims priority based on Chinese patent application is a data processing method 'and switching equipment to, and incorporated herein in its entirety by disclosure.

摘要

The present invention has disclosed a data processing method of switching equipment to support link-layer security transmission. And a multi-port modules and module replacement, switching facilities to support the link layer security transmission, adjacent electrically exchange modules and each module port. The port module, to establish a shared key that will support the link-layer key management capabilities, to encrypt and decode the data frame between network nodes and the other the exchange equipment.