- Click Network in the main menu, and click the My Network tab.
The My Network page appears.
- Do one of the following:
- To add a VLAN, click Add Network.
- To edit a VLAN, click Edit in the desired VLAN's row.
The Edit Network Settings page for VLAN networks appears.
- In the Network Name field, type a name for the VLAN.
- In the Type drop-down list, select Tag Based VLAN.
The VLAN Tag field appears.
- In the VLAN Tag field, type a tag for the VLAN.
This must be an integer between 1 and 4095.
- In the Mode drop-down list, select Enabled.
The fields are enabled.
- In the IP Address field, type the IP address of the VLAN network's default gateway.

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Note: The VLAN network must not overlap other networks.
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- In the Subnet Mask field, type the VLAN's internal network range.
- If desired, enable or disable Hide NAT.
See Enabling/Disabling Hide NAT.
- If desired, configure a DHCP server.
See Configuring a DHCP Server.
- Click Apply.
A warning message appears.
- Click OK.
A success message appears.
- Click Network in the main menu, and click the Ports tab.
The Ports page appears.
- In the DMZ/WAN2 drop-down list, select VLAN Trunk.
- Click Apply.
The DMZ/WAN2 port now operates as a VLAN Trunk port. In this mode, it will not accept untagged packets.
- Configure a VLAN trunk (802.1Q) port on the VLAN-aware switch, according to the vendor instructions. Define the same VLAN IDs on the switch.
- Connect the UTM-1 appliance's DMZ/WAN2 port to the VLAN-aware switch's VLAN trunk port.