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Cisco MDS 9100 Series Hardware Installation Guide
OL-16187-01
Chapter1 Product Overview
Switch LEDs
Only the first port in each four-port group can be an Inter-Switch Link (ISL). If the first port is an ISL,
the other three ports in the group are disabled. See Figure1-8.
Figure1-8 Cisco MDS 9140 and Cisco MDS 9120 Switch Ports
Switch LEDs
The front panel of the Cisco MDS 9100 Series includes the LEDs shown in Figure1-9, Figure 1-10, and
Figure 1-11. You can use the LEDs on this panel to quickly identify system status.
Figure1-9 Cisco MDS 9134 Switch LEDs
1Console port 3Bandwidth optimized switching
ports
210/100 Ethernet management port 4Host optimized switching port
groups
94180
123
4
184093
3
4
5
2
1
1Switch status LED 410/100 Ethernet management port link LED
2Power supply LED 510/100 Ethernet management port activity
LED
3Fan module status LED