266 | VPN Configuration Dell PowerConnect W-Series Instant Access Point 6.2.0.0-3.2.0.0 | User Guiden Domain name— An optional field which defines the domain name.n Lease time— An optional field which defines the lease time for client.2. Click OK to apply these changes.Figure 209 - Distributed L2 DHCP ConfigurationDistributed L3 DHCP ConfigurationIn Distributed L3 mode, the Virtual Controller acts as both DHCP Server and default gateway.Traffic is routed into the VPN tunnel.1. Click New in the DHCP Server window and select Distributed, L3 to configure the followingparameters for Distributed L3 mode DHCP pool:n Name — Name of the subnet (must be unique).n Type— Indicates the type of DHCP server. Available options are Local, Distributed L3,Distributed L2, Centralized L2. Distributed, L3 implies that this is a Distributed modeL3 DHCP subnet.n VLAN— VLAN ID of the subnet. This needs to be referenced in the SSID configurationto make use of this subnet.n Network— Network to be used for this subnet.n Netmask— Net mask of the subnet. This along with Network determines the size of thesubnet.n Client count— This along with network and mask determines how many branches can besupported. For the current phase of W-IAP, it is important that this value is configuredconsistent across all branches.n DNS server— An optional field which defines the DNS server.n Domain name— An optional field which defines the domain name.n Lease time— An optional field which defines the lease time for client2. Click OK to apply these changes.