The S4820T Switch | 11
Chassis Ports
The following is a list of the standard ports located on each S4820T chassis:
• Serial RS-232 port (RJ-45 type)
• Out of band Ethernet management port (RJ-45 type)
• Forty-eight 1/10Gbps RJ-45 ports
• Four 40Gbps QSFP+ ports for four 40Gbps transceivers
• One Universal Serial Bus port (USB Type-A)
Determining System Status
You can view S4820T status information in several ways, including Light Emitting Diodes (LEDs) and
boot menu options. Also, you can view status information through the Command Line Interface (CLI)
show commands and with Simple Network Management Protocol (SNMP) traps. For more information
about these options, refer to the FTOS Command Line Reference Guide for the S4820T System and the
FTOS Configuration Guide for the S4820T System.
LED Displays
As shown in
Figure 2-1
and
Figure 2-2
, the S4820T includes LED displays on the front and back of the
chassis.
Figure 2-3
enumerates the S4820T chassis LEDs. See
Table 2-1
through
Table 2-4
provide a
detailed description of each LED’s meaning.
Figure 2-3. Port LEDs
2
3
1
4
5
1 - Locator LED (Blue)
2 - Stack LED (Blue/Green)
3 - Temp LED (Red)
4 - Diag LED (Green)
5 - FAN LED (Green/Red)
6 - Link LED (Green/Amber)
7 - Activity LED (Blinking
Green)
System LED
6
7
6
7
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