ISO/IEC INTERNATIONAL STANDARD 14165-246 First edition 2019-12 Information technology Fibre channel - Part 246: Backbone — 6 (FC-BB-6) Reference number ISO/IEC 14165-246:2019(E) ISO @IS0/IEC2019 IS0/IEC 14165-246:2019(E) COPYRIGHTPROTECTEDDOCUMENT IS0/IEC2019 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting below or Iso's member body in the country of the requester. ISO copyright office CP 40i : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone:+4122 749 0111 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland i @ IS0/IEC 2019 - All rights reserved IS0/IEC 14165-246:2019(E) Contents Page Foreword. Introduction.. vii Scope. 2 Normative References 2.1 Overview.... 2.2 Approved references 2.3 Referencesunderdevelopment 2.4 ITU-T references.. 2.5 IETF references. 2.6 IEEEreferences 3 Definitions and conventions 3.1 Common definitions.. 3.2 FC-BB_IPdefinitions. 3.3 FC-BB_GFPTdefinitions 3.4 FC-BB_PWdefinitions 3.5 FC-BB_E definitions... 13 3.6 Editorial conventions. 16 3.7 List of commonly used acronyms and abbreviations 3.7.1 General. 3.7.2 FC-BB_IP. 3.7.3 FC-BB_GFPT 18 3.7.4 FC-BB_PW. 18 3.7.5 FC-BB_E .18 3.8 Symbols 18 3.9 Keywords. 18 4. FC-BB-6StructureandConcepts... 4.1 FC-BB-6backbonemappings... .19 4.2 FC-BB-6 reference models. 20 4.2.1FC-BB-6 reference models overview. 20 4.2.21 FC-BB_IPreferencemodel 21 4.2.3 FC-BB_GFPTreferencemodel 22 4.2.4 FC-BB_PW reference model 23 4.2.5 FC-BBEreferencemodels.. .24 4.3FC-BB-6 models overview. 26 4.3.1FC-BB_IP. 26 4.3.2 FC-BB_GFPT .26 4.3.3 FC-BB PW 27 4.3.4 FC-BB_E 27 4.4FC-BB-6requirements 27 4.4.1 Fibre Channel Class support 27 4.4.2 Payloadtransparency 28 4.4.3 Latencydelayandtimeoutvalue 28 4.4.4 QoS and bandwidth. 29 4.4.5 In-order delivery. 29 4.4.6 Flowcontrol. 29 4.5 FC-BB-6 SW_ILS codes. 30 5FC-BB_IP Structure and Concepts.. 30 5.1 Applicability... .30 5.2 FC-BB_IPoverview. 30 5.3 VE_Port functional model.. 31 5.3.1FC-BB_IP interface protocol layers 31 5.3.2 E_Port/F_Port FC interface. 32 IS0/IEC 2019 - All rights reserved ii IS0/IEC 14165-246:2019(E) 5.3.3FC Switching Element (SE) with FC routing ..33 5.3.4FC-BB_IP protocol interface.. .33 5.3.5 IP network interface... ..38 5.4B_Accessfunctionalmodel ..39 5.4.1 FC-BB_IP interface protocol layers .39 5.4.2 B_Port FC interface.. .39 5.4.3FC-BB_IP protocol interface. 5.4.4 IP Network Interface... .45 5.5 FC-BB_IPnetworktopologies.. ..45 5.6 Mapping and message encapsulation using TCP/IP .46 .46 5.6.2 TCP/IPencapsulation.. .49 5.7 FC-BB_IP protocol procedures. 49 5.7.1 Overview... 49 5.7.2 Procedures for platform management. .49 5.7.3 Procedures for connection management. .52 5.7.4 Procedures for error detection recovery.. .53 5.7.5 FC-BB_IP system parameters .. 5.8 FC-BB_IP service considerations. .55 5.8.1 Latency delay.. .55 5.8.2 Throughput . 5.8.3 Reliability... .56 5.8.4 Quality of Service (QoS) .57 5.8.5 Delivery order... 5.8.6 IP multicast and broadcast. ..58 5.8.7 Security and authentication. .58 Transparent FC-BB (FC-BB_GFPT and FC-BB_PW) Structure and Concepts. ..58 6.1 Aplicability..... 6.2 FC-BB_GFPT overview. .58 6.3 FC-BB_PWoverview .59 6.4 Transparent FC-BB functional model ... 6.4.1 Transparent FC-BB initialization... .60 6.4.2 Transparent FC-BB initialization state machine. .61 6.4.3 Login Exchange Monitors.. ..66 6.4.4 Port initialization parameter observation and modification. .69 6.4.5 Handling of BB_SCs, BB_SCr, and R_RDY Primitive Signals and BB_Credit initialization .. ..69 6.4.6 Transparent FC-BB Primitive Signals. .71 6.4.7 Transparent FC-BB flow control.. .71 6.4.8 AdaptationofFCinformationforTransparentFC-BB .74 6.4.9 WAN Holdoff Timeout Value (WAN_HOLDOFF_TOV) .78 6.4.10 Transparent FC-BB frame compression encoding. .78 FC-BB_E Structure and Concepts