[»ù´¡]LinuxµÄdnsÖ÷»úÃûµÈÉèÖÃ
dns
/etc/resolv.conf
Ö÷»úÃû
1)#hostname tt.com
2)/etc/sysconfig/networkÖеÄhostname
3)ÐÞ¸Ä/etc/hostsÎļþ
=>sendmail->/etc/mail/local-host-names
gateway
etc/sysconfig/network
ip
/etc/sysconfig/network-scripts/ifcfg-eth0
1. ±ä¸üµ±Ç°Ö÷»úÃû
Á½ÖÖ·½·¨£º echo new-hostname > /proc/sys/kernel/hostname
»òÕߣº hostname new-hostname
2. ÐÞ¸ÄÅäÖÃÎļþ£¬Ê¹µÃÏ´ÎÖØÆôµÄʱºò£¬Ê¹ÓÃеÄÖ÷»úÃû
±à¼Îļþ£º /etc/sysconfig/network
Ð޸ģº HOSTNAME=new-hostname.domainname
3. ÅäÖñ¾»úµÄÓòÃû½âÎöÎļþ£¬Ê¹µÃ±¾»úµÄÓ¦ÓóÌÐòÄܹ»½âÎöеÄÖ÷»úÃû
±à¼Îļþ£º /etc/hosts
Ð޸ģº xxx.xxx.xxx.xxx new-hostname.domainname new-hostname
(ÕâÀïµÄxxx´ú±í±¾»úµÄÍøÂçµØÖ·£¬Ò²¿ÉÒÔÊÇ»·»ØµØÖ·127.0.0.1)
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cp ./*/*attch* /testout_attch/
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head/tail:
¡¡¡¡## (1) displays the first 6 lines of a file
¡¡¡¡head -6 readme.txt
¡¡¡¡## (2) displays the last 25 lines of a file
¡¡¡¡tail -25 mail.txt
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