ifconfig eth0 192.168.123.2
ifconfig eth0 192.168.123.3 alias netmask 0xFFFFFFFF
ifconfig eth0 192.168.124.1 alias

ifconfig eth0 192.168.123.4 alias netmask 0xFFFFFFFF
#ifconfig eth0 192.168.123.3 alias netmask 0xFFFFFFFF
