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AT-9400 Series Gigabit Ethernet Switches Installation Guide
51
Note
The speed of a 10/100/1000Base-T twisted pair port on the switch
must be set to Auto -Negotiation, the default setting, if the port is to
operate at 1000 Mbps. A 10/100/1000Base-T twisted pair port
cannot be manually set to 1000 Mbps.
Fiber Optic Cable
Specifications
Table 10 lists the fiber optic cable specifications for ports 1 to 8 on the
AT-9408LC/SP Switch. For optical specifications, refer to “AT-9408LC/SP
Switch 1000Base-SX Port Specifications” on page 82.
Optional
Transceiver
Cable
Specifications
The cable specifications for the optional GBIC, SFP, and XFP transceivers
can be found in the installation guide shipped with the transceiver.
Table 10. Fiber Optic Cabling and Distances
Cable Type
Maximum Operating
Distance
62.5/125 µm (core/cladding)
multimode fiber optic cable
275m
50/125 µm multimode fiber optic
cable
550m