即时生效的修改IP
ifconfig le0 192.168.203.33 netmask 255.255.255.0

永久修改需要在/etc/rc.conf中添加
ifconfig_le0=“192.168.203.33 netmask 255.255.255.0”

即时生效
route add default 192.168.203.255

永久修改在/etc/rc.conf中添加
defaultrouter=“192.168.203.255”

netstat -nr
命令修改用
route add 192.168.40.0 -netmask 255.255.255.0 192.168.1.253
route add -host 192.168.30.122 -iface -link xl0:0:12:3f:2:3:4    #目标为MAC
route add -host 192.168.20.0 192.168.1.253   #指定-host参数为一个单独的远程计算机指定路由

永久修改在/etc/rc.conf中添加
static_routes= “ static1 static2 ”

route_static1= “ -net 192.168.10.0/24 192.168.1.253 ”

route_static2= “ -net 192.168.20.0/24 192.168.1.253 ”

nameserver 202.101.208.3

netstat -nr