Overview
August 2016 General Information 21
See TABLE 1-2 for a description of the Fibre Channel layers.
TABLE 1-2 Fibre Channel Layers
ULPs SCSI IPI IP SBCCS HIPPI
FC-4 • Upper Level Protocol Mapping
• Mapping of ULP functions and constructs
FC-3 Common Services
FC-2 Link Service
• Login and Logout services
• Basic and Extended Link services
Signaling Protocol
• Frames, Sequences, and Exchanges
• N_Ports, F_Ports, and Topologies
• Classes of Service (1, 2, and 3)
• Buffer-to-Buffer/end-to-end flow control
FC-AL Arbitrated Loop Functions
• Ordered sets for loop arbitration
• Loop Initialization
• Physical address assignments
FC-1 Transmission Protocol
• Encoding and Decoding
• Link management
• Error monitoring
FC-0 Physical Interface
• Transmitters, receivers, and Bandwidth
Media
• Cables and Connectors
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