Command Line Interface Guide

818 VLAN Commands
switchport general acceptable-frame-type
tagged-only
Use the switchport general acceptable-frame-type tagged-only command in
Interface Configuration mode to discard untagged frames at ingress. To
enable untagged frames at ingress, use the no form of this command.
Syntax
switchport general acceptable-frame-type tagged-only
no switchport general acceptable-frame-type tagged-only
Default Configuration
All frame types are accepted at ingress.
Command Mode
Interface Configuration (gigabitethernet, port-channel, tengigabitethernet,
fortygigabitethernet) mode
User Guidelines
This command has no user guidelines.
Example
The following example configures 1/0/8 to discard untagged frames at ingress.
console(config)#interface gigabitethernet 1/0/8
console(config-if-1/0/8)#switchport general
acceptable-frame-type tagged-only
switchport general allowed vlan
Use the switchport general allowed vlan command in Interface
Configuration mode to add VLANs to or remove VLANs from a general port.
Syntax
switchport general allowed vlan add vlan-list [tagged | untagged]
2CSPC4.X8100-SWUM100.book Page 818 Wednesday, August 29, 2012 6:23 PM