FW 07.00.00/HAFM SW 08.06.00 McDATA Products in a SAN Environment Planning Manual (620-000124-500, April 2005)

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Contents
Contents
General Fabric Design Considerations ....................................... 3-29
Fabric Initialization................................................................. 3-30
Fabric Performance................................................................. 3-31
Fabric Availability................................................................... 3-37
Fabric Scalability ..................................................................... 3-39
Obtaining Professional Services............................................ 3-40
Mixed Fabric Design Considerations .......................................... 3-40
FCP and FICON in a Single Fabric....................................... 3-41
Multiple Data Transmission Speeds in a Single Fabric ..... 3-51
FICON Cascading .......................................................................... 3-52
High-Integrity Fabrics............................................................ 3-53
Minimum Requirements........................................................ 3-54
FICON Cascading Best Practices .......................................... 3-55
Chapter 4 Implementing SAN Internetworking Solutions
SAN Island Consolidation .............................................................. 4-2
Flexible Partitioning Technology ............................................ 4-4
SAN Routing.............................................................................. 4-8
Implementing BC/DR Solutions ................................................. 4-36
Extended-Distance Operational Modes............................... 4-37
SAN Extension Transport Technologies .............................. 4-39
Distance Extension Through BB_Credit .............................. 4-49
Intelligent Port Speed............................................................. 4-51
Distance Extension Best Practices......................................... 4-55
Consolidating and Integrating iSCSI Servers and Storage ...... 4-58
iSCSI Protocol .......................................................................... 4-59
iSCSI Server Consolidation.................................................... 4-60
iSCSI Storage Consolidation.................................................. 4-61
Chapter 5 Physical Planning Considerations
Port Connectivity and Fiber-Optic Cabling.................................. 5-1
Port Requirements .................................................................... 5-2
SFP Optical Transceivers.......................................................... 5-3
Extended-Distance Ports.......................................................... 5-6
High-Availability Considerations........................................... 5-6
Fibre Channel Cables and Connectors................................... 5-6
Routing Fiber-Optic Cables ..................................................... 5-8