20 switchport trunk allowed – CANOGA PERKINS 9175 Command Reference User Manual

Page 102

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CanogaOS Command Reference

6-12

Usage

The trunk port ingress-filter configuration should only be allowed on a trunk port.

When the ingress-filter is disabled, this port will not check the vlan ID of received ingress packets.

Examples

This example shows how to set the trunk port ingress-filter to disable.

Switch(config-if)# switchport mode trunk ingress-filter disable

Related Commands

switchport mode trunk

6.20 switchport trunk allowed

Use this command to allow traffic from specified vlan to transmit the trunk port.

To remove this setting, use the no form of this command.

Command Syntax

switchport trunk allowed vlan {add vlan

̘remove vlan| all | none}

no switchport trunk

vlan: vlan list connected with ‘-’ and ‘,’, for example, “1-10,15,20,30-40”

add: allow the traffic from the specified vlan to transmit the trunk port

remove: do not allow the traffic from the specified vlan to transmit the trunk port

all: allow the traffic from all the vlan to transmit the trunk port

none: do not allow the traffic from all the vlan to transmit the trunk port

Command Mode

Interface configuration

Usage

None

Examples

This example shows how to allow traffic from vlan11,12 to transmit the trunk port

Switch(config-if)# switchport trunk allowed vlan add 11,12

This example shows how to refuse traffic from vlan11,12 to transmit the trunk port

Switch(config-if)# switchport trunk allowed vlan remove 11,12

This example shows how to allow traffic from all vlan to transmit the trunk port

Switch(config-if)# switchport trunk allowed vlan all

This example shows how to refuse traffic from all vlan to transmit the trunk port

Switch(config-if)# switchport trunk allowed vlan none

Related Commands

switchport access allowed

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