Configure additional IP addresses Linux , Free BSD, Solaris

Linux

# ifconfig eth0 192.168.50.254 netmask 255.255.255.0 # First IP

# ifconfig eth0:0 192.168.51.254 netmask 255.255.255.0 # Second IP

# ip addr add 192.168.50.254/24 dev eth0 # Equivalent ip commands

# ip addr add 192.168.51.254/24 dev eth0 label eth0:1

FreeBSD

# ifconfig fxp0 inet 192.168.50.254/24 # First IP

# ifconfig fxp0 alias 192.168.51.254 netmask 255.255.255.0 # Second IP

# ifconfig fxp0 -alias 192.168.51.254 # Remove second IP alias

Permanent entries in /etc/rc.conf

ifconfig_fxp0="inet 192.168.50.254 netmask 255.255.255.0"

ifconfig_fxp0_alias0="192.168.51.254 netmask 255.255.255.0"

 

Solaris

Check the settings with ifconfig -a

# ifconfig hme0 plumb # Enable the network card

# ifconfig hme0 192.168.50.254 netmask 255.255.255.0 up # First IP

# ifconfig hme0:1 192.168.51.254 netmask 255.255.255.0 up # Second IP


silahlan dicoba unix toolboxnya heee .. :D :) 
yossi mau beli es milo dulu .. .. ;)