MEF 26.2 is a specification document developed by the Technical Committee of the MEF that defines the External Network Network Interface (ENNI) Abstract: "The Metro Ethernet Network Architecture Framework – Part 1: Generic Framework (MEF 4) specifies a reference point that is the interface between two Carrier Ethernet Networks (CENs), where each Operator CEN is under the control of a distinct administrative authority. This reference point is termed the External Network Network Interface or ENNI. The ENNI isintended to support the extension of Ethernet services across multiple Operator CENs. ThisTechnical Specification specifies:
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ADVA Optical Networking SE albis-elcon AT&T Bell Canada Ciena Corporation Cisco Systems Colt Technology Services Cox Communications Huawei Technologies HFR, Inc. PLDT Corp. Business Solutions RAD Data Communications Siama Systems, Inc. The Carrier Ethernet Academy Windstream |