Linux??hosts??????
???????????? ???????[ 2015/7/1 14:32:46 ] ??????????????
????1??????????
???????????????????INTERNET????????????????IP??????????????????????????????????IP?????????????????
??????????IP??????????????????????????????????????????INtERNET)?д???????????????????IP??????????IP??????ж???????????
?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????п??????????????????????????????
???????????????????????/etc/hosts
????2?????????????????
????????????????????????/etc/hosts
????hosts ??????????????????????????IP???????????????????????????????????????????????????????????????????е????????????????Hostname???????
???????磺
????127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4
????127.0.0.1 localhost.localdomain localhost
????192.168.1.195 debian.localdomain debian
????????????hosts???????????????(Hostname)????壬???????????????????????????????????????????????#??????????????????????????
????????????????IP?????
??????????????????.?????????????????????????и??????
??????????????????(???????????? ???????????????
??????????????????????????????IP????????????????? 192.168.1.195 debian
???????????????????????????????£?????MAIL????????????FTP????????????SMB????????????????????????????Hostname??
????127.0.0.1 localhost.localdomain localhost
????192.168.1.2 ftp.localdomain ftp
????192.168.1.3 mail.localdomain mail
????192.168.1.4 smb.localdomin smb
??????????????????????????????д??????????/etc/hosts?????У????????????????????????????Hostname?????????
????3????????(Hostname)??????(Domain????????
????????????????????????????????????????IP??????????????????????У??????????????????IP??????????????????????????
???????????????
????# Hostname
????root1
????????????????????root1?????????????????????????????????????????
???????????????????
????????????? Hostname ???????????????????????????????????????????????????????????????????root2??
????# Hostname root2
????root2
???????Hostname ??????????????????????????′?????????????????????????????????????????????????????Ч??????????????????????????????? /etc/hosts??
???????????IP??
????[root@Linuxsir01 ~]# Hostname -i
????192.168.10.3
??????

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