3Com Switch 7750 Configuration Guide

11
VLAN CONFIGURATION
VLAN Configuration
Basic VLAN
Configuration
Create a Range of VLANs You can use the following command to create a range of VLANs, reducing your
workload of creating VLANs.
c
CAUTION: As the default VLAN, VLAN 1 needs not to be created and cannot be
removed.
Configuring VLAN
Broadcast Storm
Suppression
You can use the following command to set the maximum volume of allowed
broadcast traffic through a VLAN. When the actual broadcast traffic exceeds the
specified value, the system will discard the extra packets so that the bandwidth
occupied by broadcast traffic can be kept within a specific ratio. In this way, the
system can suppress broadcast storm, avoid network congestion and ensure
normal network operation.
Table 46 Basic VLAN configuration
Operation Command Description
Enter system view system-view -
Create a VLAN and enter
VLAN view
vlan vlan-id Required
The vlan-id argument ranges
from 1 to 4,094.
Assign a name for the current
VLAN
name string Optional
By default, the name of a
VLAN is its VLAN ID.
Specify the description string
of the current VLAN
description string Optional
By default, the description
string of a VLAN is its VLAN
ID.
Table 47 Create a range of VLANs
Operation Command Remarks
Enter system view system-view -
Create a ranges of VLANs vlan vlan-id1 to vlan-id2 Required
Create all VLANs vlan all Optional
Table 48 Configure VLAN broadcast storm suppression
Operation Command Description
Enter system view system-view -