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eoiioe ÐéÄâ»úÏÂLinux:no link present,check cable

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ÔÚVMÐéÄâ»úÖÐ×°ÁËredhatlinux9.0£¬×¼±¸ÓëÖ÷»ú¹²ÏíÎļþ£¬½á¹ûÍøÂ粻ͨ£¡
      ÎÞ·¨¼¤»î£¬ÔÚÊäÈëifup eth0ºó×ÜÌáʾ£º
      Dertermining IP information for eth0....failed - no link present check cable
      ½â¾ö°ì·¨£º
      ÔÚ /etc/sysconfig/network-scripts/ifcfg-eth0
      ÖÐÌí¼ÓÒÔÏÂscript£º
      check_link_down() {
      return 1;
      }
      ¾ßÌå²Ù×÷£º
      [root@localhost root]# cd /etc/sysconfig/network-scripts/
      [root@localhost network-scripts]# vi ifcfg-eth0
      # Please read /usr/share/doc/initscripts-*/sysconfig.txt
      # for the documentation of these parameters.
      ONBOOT=yes
      USERCTL=no
      PEERDNS=yes
      TYPE=Ethernet
      DEVICE=eth0
      HWADDR=00:0c:29:64:c2:5f #´Ë´¦¿ÉÒÔ²»Ìí¼Ó£¬¸ù¾Ý×Ô¼º»úÆ÷¶ø¶¨(½¨ÒéÏȲ»Ìí¼Ó)
      BOOTPROTO=dhcp  
      #ÒÔÏÂΪÌí¼Ó²¿·Ö£¬¾ßÌå²Ù×÷·½·¨£ºÏȰ´a£¬ÔÚ¹â±êºó²åÈëÏÂÃæÎı¾£¬×îºó £ºwq ±£´æÍ˳ö(»òÓÃGedit±à¼­)
      check_link_down(){
      return 1;
      }
      ½ÓÏÂÀ´£¬ÖØÆðÍøÂç(Èç¹ûÖØÆðÍøÂç²»ÐУ¬ÔòÖØÆôϵͳ!)
      [root@localhost network-scripts]# ifup eth0
      Determining IP information for eth0... done.


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