10/100 Auto Negotiation Switch User’s Guide

Root Bridge

Specifies the MAC address of the Root Bridge. The DES-3224 may or may not be the root bridge. The DES-3224 is the default root bridge.

Root Port

Specifies the preferred path to the Root Bridge. Only one path per bridge can exist. The default setting is none.

Table 7: User Selective STA parameters

STA parameters

Settings

Effects

Comment

 

 

 

 

Enable/Disable

Enable/ Disable

Participate in or

Enable in a SNMP

 

 

remove from STA

network.

 

 

 

 

Bridge Priority

Lower the #, higher

Increases chance of

Avoid, if the switch is

 

the priority

becoming the Root

used in workgroup

 

 

Bridge

level of a large

 

 

 

network

 

 

 

 

Hello Time

1 – 10 seconds

No effect, if not Root

Never set greater

 

 

Bridge

than Max Age Time

 

 

 

 

Max Age Time

6 – 40 seconds

Compete for Root

Avoid low number for

 

 

Bridge, if BPDU is not

unnecessary reset of

 

 

received

Root Bridge

 

 

 

 

Forward Delay

4 – 30 seconds

High # delays the

Max Age < 2 x

 

 

change in state

(Forward Delay - 1)

 

 

 

Max Age > 2 x Hello

 

 

 

Time + 1)

 

 

 

 

Port Level STA parameters

 

 

 

 

 

 

Enable/ Disable

Enable/ disable

Enable or disable

Disable a port for

 

 

LAN segment

security or problem

 

 

 

isolation

Port Priority

Lower the #, higher

Increases chance of

 

 

the priority

becoming the Root

 

 

 

Port

 

 

 

 

 

Managing the DES-3224

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D-Link DES-3224 manual Root Bridge, Root Port