You current nic may support VLAN trunking, so you could have multiple IP addresses on a single physical nic, so wouldn't need 4 physical interfaces.
But as the others said, use routing or a firewall to do this.
You current nic may support VLAN trunking, so you could have multiple IP addresses on a single physical nic, so wouldn't need 4 physical interfaces.
But as the others said, use routing or a firewall to do this.