什麼問題?
ifup eth0:1
ipcalc: bad netmask: 255.255.255.248
ipcalc: bad netmask: 255.255.255.248
ipcalc: bad netmask: 255.255.255.248
/".or: an inet prefix is expected rather than "xx.xx.xx.xx
.for eth0:1g address xx.xx.xx.xx
bind: Cannot assign requested address