IEEE P802.1Qbg/D2.2, February 2012 局域网和城域网的 IEEE 标准草案 媒体访问控制(MAC)桥接和虚拟桥接局域网 修正案 21:边缘虚拟桥接
IEEE Draft Standard for Local and metropolitan area networks--Media Access Control (MAC) Bridges and Virtual Bridged Local Area Networks--Amendment 21: Edge Virtual Bridging