Future Speed 400MB/s 320MB/s
Max.Connections 126(loop) 16million(sw) 15
Peripherals Supported All Limited types
Cost Compared to SCSI Higher but decreasing
Serial Connectivity Yes No
Protocol Supported Universal SCSI
ANSI Standard Yes Yes
Dual Ported Operation Yes No
Nomenclature（术语表）
Speed – Media – Distance – Transmitter
Speed: Media:
400 400MB/s200 200MB/s100 100MB/s50 50MB/s25 25MB/s12.5 12.5MB/s SM Single Mode FibreM5 50/125 MultiMode FibreM6 62.5/125 MultiMode FibreMI Miniature Cable - CopperTV Video Cable - CopperTP Twisted Pair - CopperTW Twiax – Copper
Distance: Transmitter:
L Long:>2KMI Intermediate:100m to 200mS Short:<100m LL Long Wave Laser (1300 to 1550ηm)SL Short Wave Laser (780 to 850ηm)SN Short Wave Laser (780 to 850ηm Without Open Fibre Control)Le Long Wave LED (1300 to 1550ηm)EL Electrical
光纤通道优点：
<> 具有很好的升级性
<> 可以用非常长的光纤电缆（带有Fiber Optic Cabling时，光纤长度可以超过10公里）
<> 具有非常宽的带宽（现在一般的光纤都具有1.06GBps，而如果采用多光纤通道可以达到更宽的带宽）
<> 具有很强的通用性
光纤通道缺点：
<> 价格非常昂贵
<> 组建复杂
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