Operation Manual – VLAN-VPNH3C S3100-52P Ethernet Switch Chapter 1 VLAN-VPN Configuration1-61.3 Displaying and Maintaining VLAN-VPN ConfigurationTo do... Use the command... RemarksDisplay the VLAN-VPNconfigurations of all the ports display port vlan-vpn Available in any view1.4 VLAN-VPN Configuration Example1.4.1 Transmitting User Packets through a Tunnel in the Public Network byUsing VLAN-VPNI. Network requirementsAs shown in Figure 1-4, Switch A and Switch B are both S3100-52P switch. Theyconnect the users to the servers through the public network.z PC users and PC servers are in VLAN 100 created in the private network, whileterminal users and terminal servers are in VLAN 200, which is also created in theprivate network. The VLAN VPN connection is established in VLAN 1040 of thepublic network.z Switches of other vendors’ are used in the public network. They use the TPIDvalue 0x9200.z Employ VLAN-VPN on Switch A and Switch B to enable the PC users and PCservers to communicate with each through a VPN, and employ VLAN-VPN onSwitch A and Switch B to enable the Terminal users and Terminal servers tocommunicate with each other through a VPN.