Technical Specification MEF 11 User Network Interface (UNI) Requirements and Framework November 2004 MEF 11 © The Metro Ethernet Forum 2005. Any reproduction of this document, or any portion thereof, shall contain the following statement: "Reproduced with permission of the Metro Ethernet Forum." No user of this document is authorized to modify any of the information contained herein. UNI Requirements and Framework Disclaimer The information in this publication is freely available for reproduction and use by any recipient and is believed to be accurate as of its publication date. Such information is subject to change without notice and the Metro Ethernet Forum (MEF) is not responsible for any errors. The MEF does not assume responsibility to update or correct any information in this publication. 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The MEF is a non-profit international organization accelerating industry cooperation on Metro Ethernet technology. The MEF does not, expressly or otherwise, endorse or promote any specific products or services. © The Metro Ethernet Forum 2005. All Rights Reserved. MEF 11 © The Metro Ethernet Forum 2005. Any reproduction of this document, or any portion thereof, shall Page 1 contain the following statement: "Reproduced with permission of the Metro Ethernet Forum." No user of this document is authorized to modify any of the information contained herein. UNI Requirements and Framework Table of Contents ABSTRACT .......................................................................................................................................................................4 1. TERMINOLOGY (NORMATIVE) .........................................................................................................................4 2. SCOPE ........................................................................................................................................................................6 3. COMPLIANCE LEVELS .........................................................................................................................................6 4. UNI REFERENCE POINT .......................................................................................................................................7 5. UNI REFERENCE MODEL ....................................................................................................................................9 5.1 UNI DATA PLANE ................................................................................................................................................9 5.1.1 Ethernet Frames at the UNI ....................................................................................................................... 10 5.1.2 Tagging ...................................................................................................................................................... 10 5.1.3 Traffic Management ................................................................................................................................... 10 5.2 UNI CONTROL PLANE ........................................................................................................................................ 10 5.3 UNI MANAGEMENT PLANE ................................................................................................................................ 11 5.3.1 Provisioning and Static Service Discovery ................................................................................................ 11 5.3.2 Protection and Restoration ........................................................................................................................ 12 5.3.3 Operation, Administration and Maintenance (OAM) ................................................................................ 12 6. RELATIONSHIP TO FUNCTIONAL ELEMENTS IN THE MEN ARCHITECTURE ................................. 12 6.1 RELATIONSHIP TO TRAN LAYER(S) ................................................................................................................... 13 6.1.1 Ethernet PHY as a TRAN component in the ETH Access Link .................................................................. 13 6.1.2 TMF as a TRAN component in the ETH Access Link ................................................................................ 14 7. UNI TYPES .............................................................................................................................................................. 15 7.1 UNI TYPE 1 ........................................................................................................................................................ 15 7.2 UNI TYPE 2 ........................................................................................................................................................ 15 7.3 UNI TYPE 3 ........................................................................................................................................................ 16 8. UNI SERVICE ATTRIBUTES............................................................................................................................... 16 9. EVC SERVICE ATTRIBUTES ............................................................................................................................. 17 10. UNI REQUIREMENTS ...................................................................................................................................... 17 10.1 UNI TYPE 1 REQUIREMENTS .............................................................................................................................. 18 10.1.1 General UNI Type 1 Requirements ............................................................................................................ 18 MEF 11 © The Metro Ethernet Forum 2005. Any reproduction of this document, or any portion thereof, shall Page 2 contain the following statement: "Reproduced with permission of the Metro Ethernet Forum." No user of this document is authorized to modify any of the information contained herein. UNI Requirements and Framework 10.1.2 UNI Type 1 Physical layer Requirements .................................................................................................. 18 10.1.3 UNI Type 1 Data Plane Requirements ....................................................................................................... 19 10.1.4 UNI Type 1 Management Plane Requirements .......................................................................................... 21 10.2 UNI TYPE 2 REQUIREMENTS .............................................................................................................................. 21 10.2.1 General 2.0 UNI Requirements .................................................................................................................. 21 10.2.2 UNI Type 2 Physical layer Requirements .................................................................................................. 22 10.2.3 UNI Type 2 Data Plane Requirements ....................................................................................................... 22 10.2.4 UNI Type 2 Management Plane Requirements .......................................................................................... 22 10.3 UNI TYPE 3 REQUIREMENTS .............................................................................................................................. 23 10.3.1 General 3.0 UNI Requirements .................................................................................................................. 23 10.3.2 UNI Type 3 Control Plane Requirements .................................................................................................. 23 11. REFERENCES .................................................................................................................................................... 23 APPENDIX A: UNI EXAMPLES .................................................................................................................................. 25 APPENDIX B: PHYSICAL