LANVIEW LEDs

The functions of the two System Status LEDs, System Management Bus (SMB) and the CPU, are listed in Table 4-1.

Table 4-1. System Status (SMB and CPU) LEDs

LED Color

State

Description

 

 

 

 

 

 

Green

Functional

Fully operational

 

 

 

Yellow

Testing

Power-up testing

 

 

 

Yellow (Flashing)

Crippled

Not fully operational (e.g., one bad port)

 

 

 

Yellow/Green

Booting

Blinks yellow and green while booting

 

 

 

Red

Reset

Normal power-up reset

 

 

 

Red (Flashing)

Failed

Fatal error has occurred

 

 

 

Off

Power off

Module powered off

 

 

 

The functions of the INB transmit LED are listed in Table 4-2.

 

Table 4-2. INB Transmit LED

 

 

LED Color

State

 

 

 

 

Green (Flashing)

Data activity

 

 

Yellow (Flashing)

Port in standby state

 

 

Red (Flashing)

Collision

 

 

Red

Fault

 

 

Off

No activity, Port disabled

 

 

The functions of the INB receive LED are listed in Table 4-3.

 

Table 4-3. INB Receive LED

 

 

LED Color

State

 

 

 

 

Green (Flashing)

Link, Port disabled

 

 

Green

Link, Port enabled, No activity

 

 

Yellow (Flashing)

Link, Port enabled, Activity

 

 

Red

Fault

 

 

Off

No Link

 

 

4-2

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Cabletron Systems 9F125-0, 9F120-08, 9F122-12 manual Functions of the INB transmit LED are listed in Table

9F125-0, 9F122-12, 9F120-08 specifications

Cabletron Systems made significant contributions to the field of networking equipment, particularly with their product line that includes models like the 9F122-12, 9F120-08, and 9F125-08. These devices are renowned within the industry, particularly for their reliability and performance in enterprise networking environments.

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In terms of technology, Cabletron Systems emphasized modularity and scalability in its designs. These devices are built to accommodate future growth and changes in networking requirements. Each of these models supports various networking standards, ensuring compatibility with a wide range of existing infrastructure.

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