In the following posts, I will introduce the handling of VLANs in packets under 30 scenarios in each version of L2VPN.
1 VSI binding to VLANs on various interfaces
1.1 Binding VSIs to VLANIF and VLAN Encapsulation
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=453139
1.2 VLANIF Bind to VSI and Ethernet Encapsulation
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=453891
1.3 The VSI is bound to the main interface and the VLAN encapsulation mode
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=453895
1.4 Bind VSI and Ethernet Encapsulation on the Main Interface
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=454231
1.5 The VSI is bound to the main interface. The VLAN encapsulation mode and the configuration of the port mpls l2vpn default vlan
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=454233
1.6 The VSI and Ethernet Encapsulation Modes Are Configured on the Main Interface, and the mpls l2vpn default vlan is configured on the port
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=455657
1.7 Binding VSIs to Dot1q Sub-interfaces and VLAN Encapsulation
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=456079
1.8 Binding a VSI to a Dot1q Sub-interface and Ethernet Encapsulation
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=455659
1.9 Binding a VSI to Qinq Sub-interfaces and VLAN Encapsulation Modes
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=455661
1.10 Bind a VSI to a Qinq Sub-interface and Ethernet Encapsulation
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=455663
1.11 Single-Sized VLAN Mapping Sub-interface Accesses the VSI and VLAN Encapsulation Mode
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=456843
1.12 Single-Site VLAN Mapping Sub-interface Accesses VSI and Ethernet Encapsulation Mode
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=456847
1.13 Double VLAN Mapping Subinterfaces Access VSIs and VLAN Encapsulation Modes
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=456849
1.14 Double VLAN VLAN Mapping Sub-interface Accesses VSI and Ethernet Encapsulation Mode
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=457793
1.15 VLAN Stacking Sub-interface Accesses the VSI, VLAN Encapsulation Mode
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=457795
1.16 VLAN Stacking Sub-interface Accesses VSI and Ethernet Encapsulation.
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=457797
2 Binding VLL to VLANs on Various Interfaces
2.1 Binding VLL to VLANIF, VLAN Encapsulation Mode
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=473213
2.2 Binding VLLs to VLANIF and Ethernet Packets
http://forum.huawei.com/enterprise/en/forum.php?mod=viewthread&tid=473501
2.3 Binding VLL to the Main Interface, Ethernet Encapsulation Mode
2.4 Binding a VLL to the Main Interface and VLAN Encapsulation
2.5 Binding VLL to Dot1q Sub-interfaces and VLAN Encapsulation
2.6 Binding VLL to a Dot1q Sub-interface and Ethernet Encapsulation
2.7 Bind VLLs on Qinq Sub-interfaces, VLAN Encapsulation Mode
2.8 Bind VLL to Qinq Sub-interfaces, Ethernet Encapsulation Mode
2.9 Single VLAN Tagging Sub-interface Accesses the VLL and VLAN Encapsulation Mode
2.10 Single-Layer VLAN Tagging Sub-interface Accesses the VLL, Ethernet Encapsulation Mode
2.11 Double VLAN Tagging Sub-interfaces Access VLLs and VLAN Encapsulation Modes
2.12 Double-Layered VLAN Tagging Sub-interfaces Connect to VLLs and Ethernet Encapsulation Modes
2.13 VLAN Stacking Sub-interface Accesses the VLL, VLAN Encapsulation Mode
2.14 VLAN Stacking Sub-interface Accesses VLL, Ethernet Encapsulation Mode