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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 (Ethernet and port channel) mode
User Guidelines
It is possible to configure the general mode acceptable frame types of a port
while the port is in access or trunk mode. Doing so does not change the
configuration of the port until it is configured to be in general mode.
Example
The following example configures 1/0/8 to discard untagged frames at ingress.
console(config)#interface gigabitethernet 1/0/8
console(config-if-Gi1/0/8)#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]
switchport general allowed vlan remove vlan-list
813
Layer 2 Switching Commands
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