Web Manager “Network” Menu Options > Configuring Private Subnets and Virtual Networks > Configuring a Virtual Network (DNAT)

Configuring a Virtual Network (DNAT)
The administrator should define a virtual network based on Destination Network Address Translation (DNAT) in the following cases:
When it is desired that multiple non-contiguous private subnets be supported by a single network route (or, in the case of IPSec, a single tunnel) on the client for VPN or Native IP access. This would be the case when connected devices are already configured using IP addresses from multiple address ranges and it is not feasible to change previously-defined device IP addresses.
The fields under “Virtual Network (DNAT) configuration” on the Network Æ Private Subnets screen appear as shown in the following screen example.
Network Æ Private Subnets: Virtual Network Configuration Fields
IP address to assign to the OnBoard from the virtual network’s address range. For example, if the virtual IP address of the network is 10.0.0.0, 10.0.0.254 would a valid IP address for the OnBoard that could be entered here.
Netmask (which is used in combination with the network address portion of the “Address” above to define the address range of the virtual network.
To Configure a Private Subnet
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The “Private Subnet configuration” dialog appears.
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Enter an IP address for the OnBoard within the private subnet’s network address range in the “Onboard side IP address” field.
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To Configure a Virtual Network
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Under “Virtual Network (DNAT) configuration,” enter a virtual IP address to assign to the OnBoard from the virtual network’s address range in the “Address” field.
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Web Manager “Network” Menu Options > Configuring Private Subnets and Virtual Networks > Configuring a Virtual Network (DNAT)