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Configuring VLANs on Multiple Subnets

To configure a single VLAN across multiple subnets, you must add a VIP for the VLAN and configure the routing appropriately. The following figure shows a single VLAN configured across multiple subnets.

Figure 1. Multiple Subnets in a Single VLAN

vlan single vlan

To configure a single VLAN across multiple subnets, perform the following tasks:

  1. Disable Layer 2 mode. For the procedure to disable Layer 2 mode, see Packet forwarding modes.

  2. Add a VIP address. For the procedure to add a VIP address, see Configuring and Managing Virtual IP Addresses (VIPs).

  3. Configure RNAT rule. For the procedure to configure the RNAT ID, see Configuring RNAT.

Configuring VLANs on Multiple Subnets

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