Yes, if I statically configure a client on the new subnet (192.168.12.0) it can ping stuff in the old subnet and get to the Internet.

I am using a strongSwan IPSec gateway for Windows 7 and Server 2008 based clients on the same subnet. The Windows VPN client requires a virtual ip address to be assigned by the IPsec gateway. What ...

Before you configure a static IP address for your Raspberry Pi, you'll need to retrieve four key details first: the Pi's current IP address, the gateway (your router's IP address), the subnet mask ...

How to Set Up IP Addresses for an Office. Dynamic Host Configuration Protocol, or DHCP, makes setting up an office network simple, but several minor drawbacks come with that simplicity.