Bringing up interface eth0: Error: Unknown connection: 0e4faef8-9838-4a5d-8d08-47ed5e4415c7.
一:實驗錯誤:
1、Bringing up interface eth0: ?Error: Unknown connection: 0e4faef8-9838-4a5d-8d08-47ed5e4415c7.
2、Bringing up interface eth0: ?/etc/sysconfig/network-scripts/ifcfg-eth0: line 7: IPADDR172.17.250.106: command not found
Error: Unknown connection: 0e4faef8-9838-4a5d-8d08-47ed5e4415c7.
二:實驗:
設置靜態IP后,重啟網絡服務時出錯
[root@Centos6?~]#?service?network?restart三:實驗原因:
在/etc/sysconfig/network-scripts/ifcfg-eth0橋接模式的網卡中,太大意,配置的錯誤如下
1、BOOTPROTO=172.17.250.106???????????#第一次出錯 2、BOOTPROTO=none IPADDR172.17.250.106??????????????????#在第一次出錯的基礎上知道BOOTPROTO寫錯了,改正時只添加IPADDR,而忘記加上等號了;只記得 1、要將dhcp去掉改成靜態的手工指定, 2、手動寫上ip地址,結果忘記了格式,在手動指定處寫上了ip, 3、后來查錯時將手動指定處寫上了none,并在ip直接回車到下一行,在其前面加上IPADDR后直接“:wq”保存退出了,導致啟動服務時失敗
四:實驗改正:
BOOTPROTO=none???????????????#使用手動配置ip IPADDR=172.17.250.106????????#ip地址(用等號相連)[root@Centos6?~]#?service?network?restart????????????????#重啟網絡服務就OK了 Shutting?down?interface?eth0:??Device?state:?3?(disconnected)[??OK??] Shutting?down?interface?eth1:??Device?state:?3?(disconnected)[??OK??] Shutting?down?loopback?interface:??????????????????????????[??OK??] Bringing?up?loopback?interface:????????????????????????????[??OK??] Bringing?up?interface?eth0:??Active?connection?state:?activated Active?connection?path:?/org/freedesktop/NetworkManager/ActiveConnection/12[??OK??] Bringing?up?interface?eth1:??Active?connection?state:?activated Active?connection?path:?/org/freedesktop/NetworkManager/ActiveConnection/13[??OK??] [root@Centos6?~]#轉載于:https://blog.51cto.com/13172997/1972366
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