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VLAN Commands
791
switchport forbidden vlan
Use the
switchport forbidden vlan
command in Interface Configuration
mode to forbid adding specific VLANs to a port. To revert to allowing the
addition of specific VLANs to the port, use the
remove
parameter of this
command.
Syntax
switchport forbidden vlan
{
add
vlan-list
|
remove
vlan-list
}
•
add
vlan-list
— List of valid VLAN IDs to add to the forbidden list.
Separate nonconsecutive VLAN IDs with a comma and no spaces. Use a
hyphen to designate a range of IDs.
•
remove
vlan-list
— List of valid VLAN IDs to remove from the forbidden
list. Separate nonconsecutive VLAN IDs with a comma and no spaces. Use
a hyphen to designate a range of IDs.
Default Configuration
All VLANs allowed.
Command Mode
Interface Configuration (gigabitethernet, port-channel, tengigabitethernet)
mode
User Guidelines
This command has no user guidelines.
Example
The following example forbids adding VLAN numbers 234 through 256 to
port 1/0/8.
console(config)#interface gigabitethernet 1/0/8
console(config-if-1/0/8)#switchport forbidden vlan
add 234-256
2CSPC4.XCT-SWUM2XX1.book Page 791 Monday, October 3, 2011 11:05 AM
Summary of Contents for PowerConnect 7000 Series
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Page 808: ...808 VLAN Commands 2CSPC4 XCT SWUM2XX1 book Page 808 Monday October 3 2011 11 05 AM ...
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