CHAPTER 1 Introduction

Description of Hardware

10 GIGABIT ETHERNET MODULE SLOTS

These switches include two slots on the rear panel for hot-swappable single-port 10GBASE modules with SFP+ transceivers. Refer to “Optional Media Extender Modules” on page 29 for more information on this module and the supported 10G transceivers.

STACKING PORTS

Each unit includes two stacking ports that provide a 48 Gbps high-speed serial stack backplane connection. Up to eight 24-port or 48-port switches can be connected together using optional stacking cables (LGB6000SC-001 or LGB6000SC-004). Note that the 24-port and 48-port switches can be mixed in the same stack. The Stack Master button enables one switch in the stack to be selected as the Master unit for managing the entire stack.

PORT AND SYSTEM STATUS LEDS

These switches include a display panel for key system and port indications that simplify installation and network troubleshooting. The LEDs, which are located on the front panel for easy viewing, are shown below and described in the following tables.

Figure 3: Port LEDs

Port Status LEDs

1

2

3

4

5

6

7

8

9

10

11

12

13

14

1

Table 1: Port Status LEDs

LED

Condition

Status

 

 

 

Link/

On/Flashing Amber

Port has a valid link at 10 or 100 Mbps. Flashing

Activity/Speed

 

indicates activity.

 

On/Flashing Green

Port has a valid link at 1000 Mbps. Flashing

 

 

indicates activity.

 

Off

The link is down.

 

 

 

 

 

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Black Box LGB6000SC-004, LGB6001C, LGB6000SC-001 Gigabit Ethernet Module Slots, Stacking Ports, Port and System Status Leds