58
Item S
ecification
Interface attributes
• 10/100 Mbps, half/full duplex, auto MDI/MDI-X
• 1000 Mbps, full duplex, auto MDI/MDI-X
Max transmission distance
100 m (328.08 ft)
Transmission medium
Category-5 (or above) twisted pair cable
Standards
IEEE 802.3i, 802.3u, 802.3ab
100/1000Base-X SFP port
Every 5500 HI switch has four fixed 100/1000Base-X SFP ports. You can install the modules listed in
"100 Mbps SFP transceiver modules" and "1000 Mbps SFP transceiver modules"
in the ports.
SFP+ port
Every 5500 HI switch has two fixed 1-/10-Gbps SFP+ ports. You can plug the transceiver modules and
cables in "1000 Mbps SFP transceiver modules" and "10 Gbps SFP+ transceiver modules/SFP+ cables"
in
to the SFP+ ports as needed. You can use the SFP+ ports as IRF physical ports to connect 5500 HI
switches in an IRF deployment.
LEDs
System status LED
The system status LED shows the operating status of the switch.
Table 14 System status LED description
LED mark Status Descri
tion
SYS
Steady green The switch is operating properly.
Flashing green (1 Hz) The switch is performing power-on self test (POST).
Steady red POST has failed.
Flashing yellow (1 Hz) Some ports have failed to pass POST.
Off The switch is powered off.
Power supply status LED
A power supply status LED shows how the hot swappable power supply in a slot is operating.
Table 15 Power supply status LED description
LED mark Status Descri
tion
PWR1/PWR2 Steady green
A power supply is installed in the power supply slot, and the
power output is normal.
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