cat /etc/hosts
127.0.0.1 localhost.localdomain localhost
10.1.31.6 x300.bhu.edu.cn x300
10.1.31.4 homepc.workgroup homepc
# The following lines are desirable for IPv6 capable hosts
# (added automatically by netbase upgrade)
::1 ip6-localhost ip6-loopback
fe00::0 ip6-localnet
ff00::0 ip6-mcastprefix
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters
ff02::3 ip6-allhosts
-----------------
cat /etc/hostname
x300.bhu.edu.cn