How do I set the gateway for the NAT floating IP address of the LVS router?

The most important thing to remember when configuring the real servers network interfaces in a NAT cluster is to set the gateway for the NAT floating IP address of the LVS router. In this example, that address will be 10.11.12.10.

Note: Once the network interfaces are up on the real servers, the machines will be unable to ping or connect in other ways to the public netw...