Enabling QinQ and configuring QinQ modes
- qinq mixedvlan
C-VLANs and S-VLANs are both supported, with regular switching/routing based on C-VLAN tags in the C-VLAN domain, while S-VLANs are used for QinQ tunneling through the provider network.
- qinq svlan
C-VLANs are not supported on the device. All configured VLANs on the switch must be S-VLANs.
The following table shows how the various QinQ modes and operations impact VLAN configuration options on the switch.
QinQ Operation |
CLI Command |
VLAN Options |
---|---|---|
QinQ disabled |
||
No QinQ support(Default) |
no qinq |
Only regular VLAN commands are available. If QinQ is disabled, S-VLAN commands are not available. |
QinQ enabled |
||
QinQ mixed VLANmode |
qinq mixedvlan |
Both S-VLAN and regular VLAN commands (known as C-VLANs in a mixed vlan environment) are available. |
QinQ S-VLAN mode |
qinq svlan |
No regular VLAN commands are available. All VLANs configured on the switch are S-VLANs only. |