Cabletron Systems STH-24 manual Ring Speed, See the Cautions at the end of this table

Models: STH-24

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Installation

See the Cautions at the end of this table.

Table 2-1. Function of DIP Switch

Switch

Function

Description

 

 

 

 

 

When toggled, this switch clears user-entered

8

Clear Password 1

passwords stored in NVRAM, and restores the

default passwords. Once reset you can use the

 

 

 

 

defaults or enter new passwords.

 

 

 

 

 

The module uses NVRAM to store user entered

 

 

parameters such as IP addresses, device name, etc.

 

Clear NVRAM 2

To reset these parameters to the factory defaults,

7

toggle this switch. Once reset, you can use the

 

 

defaults or enter new parameters, which are stored

 

 

in NVRAM when the module is powered down,

 

 

and remain there until the switch is toggled again.

 

 

 

 

 

Toggling this switch after pulling the board out of

 

Force BootP

the SmartSwitch 9000, clears download information

6

from NVRAM and forces image files to be

Download

 

downloaded from the station configured to act as

 

 

 

 

that modules’ BOOTP server.

 

 

 

5

Reserved

For Factory Use Only

 

 

 

4

Reserved

For Factory Use Only

 

 

 

3

Reserved

For Factory Use Only

 

 

 

2

Reserved

For Factory Use Only

 

 

 

1

Ring

Off = One ring of 24 ports (factory default)

Configuration

On = two rings of 12 ports each

 

 

 

 

!

CAUTION

1Caution: Do not toggle Switch 8 unless you intend to reset the user configured passwords to their factory default settings.

2Caution: Do not toggle Switch 7 unless you intend to reset the user parameters to the factory default settings.

Ring Speed

The module defaults to a 16Mbps ring speed on all rings. This may be changed though local management.

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Cabletron Systems STH-24 manual Ring Speed, See the Cautions at the end of this table