3com 5500-ei pwr Instrução De Instalação

 

2-3 

Likewise, the entries in the MAC address table of the outer VLAN can also be replicated to that of the 

default VLAN on a port, through which the outbound port to the service provider network can be 

determined through the MAC address table of the default VLAN and user packets destined for the 

service provider can be unicast.  

Complete the following tasks to configure selective QinQ: 

Enabling the Selective QinQ Feature for a Port 

Required 

Optional 

 

z 

If XRN Fabric has been enabled on a device, you cannot enable the VLAN-VPN feature and the 

selective QinQ feature on any port of the device.  

z 

To configure a selective QinQ-enabled port to transparently transmit IGMP messages received on 

it, configure the port following the steps shown in section 

 

The following configurations are required for the selective QinQ feature: 

z 

Enabling the VLAN-VPN feature on the current port 

z 

Configuring the current port to permit packets of specific VLANs (the VLANs whose tags are to be 

used as the outer VLAN tags are required) 

Follow these steps to enable the selective QinQ feature: 

Enter system view 

— 

Enter Ethernet port view 

interface interface-type 
interface-number 

— 

Configure the outer VLAN tag 
and enter QinQ view 

vlan-vpn vid vlan-id 

Required 

Configure to add outer VLAN 
tags to the packets with the 
specific inner VLAN tags 

raw-vlan-id inbound 
vlan-id-list 

Required 

By default, the feature of 
adding an outer VLAN tag to 
the packets with the specific 
inner VLAN tags is disabled.