1-10
Cisco MDS 9100 Series Hardware Installation Guide
OL-16187-01
Chapter 1 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
Figure 1-8
.
Figure 1-8
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
Figure 1-9
,
Figure 1-10
, and
Figure 1-11
. You can use the LEDs on this panel to quickly identify system status.
Figure 1-9
Cisco MDS 9134 Switch LEDs
1
Console port
3
Bandwidth optimized switching
ports
2
10/100 Ethernet management port
4
Host optimized switching port
groups
94180
1
2
3
4
184093
3
4
5
2
1
1
Switch status LED
4
10/100 Ethernet management port link LED
2
Power supply LED
5
10/100 Ethernet management port activity
LED
3
Fan module status LED
