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»òÖ±½ÓÔËÐÐifconfig,ÕâʱºòҪעÒâÁË,ÔÚÍøÂç½Ó¿ÚÖÐÓÐÒ»¸ölo½Ó¿Ú,Ò²¾ÍÊÇÍøÂç»Ø»·(loopback).
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££ping 192.168.1.2 -c 3
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/etc/rc.d/init.d/network restart <===ÖØÐÂÆô¶¯ÍøÂç
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ifdown eth0 <===¹Ø±Õeth0Íø¿¨
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´óÔ­ÔòÊÇ:ÏÈÒÔÎļþµÄ·½Ê½ifcfg-ent0À´ÉèÖÃÄãµÄÍøÂç²ÎÊý,Èç¹ûÏëÔÝʱ¸ü¸ÄÍøÂç²ÎÊý,¿ÉÒÔʹÓÃifconfig½øÐÐÐÞ¸Ä,½«À´ÖØÐ¿ª»úºó,»¹»áÒÔifcfg-ent0µÄÉèÖÃΪ׼.
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ÔÚÎļþÉèÖÃÀï,ÎÒÃÇ»áÓõ½µÄÎļþÆäʵֻÓÐ/etc/sysconfig/network-scrips/ifcfg-ent0,Èç¹ûÁ¬Í¬Íø¹Ø,Ö÷»úÃûҲһͬÉèÖÃ,»¹»áÓõ½/etc/sysconfig/network.

1.ÉèÖÃ/etc/sysconfig/network
¿ÉÒÔÉèÖÃÖ÷»úÃû³ÆÓëÍø¹Ø.ijЩ°æ±¾ÎÞ·¨ÉèÖÃGateway.
vi /etc/sysconfig/network
NETWORK=yes <===ÊÇ·ñÆô¶¯ÍøÂç
HOSTNAME=xwg999 <===Ҫȷ¶¨Ö÷»úµÄÃû³Æ,¿ÉÒÔËæÊ±ÐÞ¸Ä

2.ÉèÖÃÍø¿¨²ÎÊý/etc/sysconfig/network-scrips/ifcfg-ent0
vi /etc/sysconfig/network-scrips/ifcfg-ent0
DEVICE=eth0 <===ÉèÖÃÉ豸Ãû³Æ,ÕâÒª¸úÎļþÃû¶ÔÓ¦
NOBOOT=yes <===ÊÇ·ñÔÚ¿ª»úµÄʱºòÆô¶¯Íø¿¨
BOOTPROTO=static <===Æô¶¯È¡µÃIPµÄ·½Ê½ÕâÀïÊǹ̶¨µÄ,Èç¹ûÊÇCable,Òª¸Ä³Édhcp
IPADDR=192.168.1.2 <===¾ÍÊÇÍø¿¨µÄIP
NETMASK=255.255.255.0 <===×ÓÍøÑÚÂë
NETWORK=192.168.1.0 <===ÍøÂçËùÔÚµÄÍø¶Î
BROADCAST=192.168.1.255 <===Íø¶ÎµÄ¹ã²¥µØÖ·
GATEWAY=192.168.1.2 <===Íø¿¨µÄÍø¹Ø
#GATEWAYDEV=eth0 <===Íø¿¨µÄÍø¹ØµÄÁíÒ»ÖÖд·¨

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http://tldp.org/HOWTO/Linux-i386-Boot-Code-HOWTO/kernel_head.html
http://bbs.tongji.net/thread-258437-1-1.html
http://www.diybl.com/course/6_system/linux/Linuxjs/200871/129588_6.html
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