QSFP ports can be used to form dense high performance ISLs with other 32Gb/s switches or directors. DS-6630B – This model has a total of 128 ports. The 1U base chassis of the DS-6610B is prepopulated with eight 16Gb/s or 32Gb/s Fibre Channel Small Form Factor Pluggable (SFP+) shortwave optics.
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