Nortel Networks 40M2420 manual Spanning Tree Configuration, Add Vlan number, Remove Vlan number

Alteon OS Command Reference

/cfg/l2/stg <STP group number>

Spanning Tree Configuration

[Spanning Tree Group 1		Menu]
brg	- Bridge	parameter menu
port	- Port parameter menu
add	- Add VLAN(s) to Spanning Tree Group
remove	- Remove	VLAN(s) from Spanning Tree Group
clear	- Remove	all VLANs from Spanning Tree Group
on	- Globally turn Spanning Tree ON
off	- Globally turn Spanning Tree OFF
default	- Default Spanning Tree and Member parameters
cur	- Display current bridge parameters

Alteon OS supports the IEEE 802.1d Spanning Tree Protocol (STP). STP is used to prevent loops in the network topology. Up to 128 Spanning Tree Groups can be configured on the switch (STG 128 is reserved for management).

NOTE – When VRRP is used for active/active redundancy, STG must be enabled.

Table 6-42Spanning Tree Configuration Menu (/cfg/l2/stg)

Command Syntax and Usage

brg

Displays the Bridge Spanning Tree Menu. To view menu options, see page 233.

port <port alias or number>

Displays the Spanning Tree Port Menu. To view menu options, see page 235.

add <VLAN number (1-4094)>

Associates a VLAN with a spanning tree and requires an external VLAN ID as a parameter.

remove <VLAN number (1-4094)>

Breaks the association between a VLAN and a spanning tree and requires an external VLAN ID as a parameter.

clear

Removes all VLANs from a spanning tree.

on

Globally enables Spanning Tree Protocol. STG is turned on by default.

off

Globally disables Spanning Tree Protocol.

40M2420, April 2007 Chapter 6: The Configuration Menu „ 231