Connection activation failed Device not managed by NetworkManager
系统中有两个服务在管理网络,所以需要停掉一个,
1. Remove Network Manager from startup Services.
chkconfigNetworkManageroff
2.AddDefaultNetManager
chkconfignetworkon
StopNetworkManagerfirst
serviceNetworkManagerstop
andthenstartDefaultManager
servicenetworkrestart
oryoucanchangeiteasy:
system-config-network
unchecktheboxthatsetstheeth0asmanagedbyNetworkManagerandsetIPinfofromthere.
system-config-services
stopanddisableNetworkManager,startandenablenetwork
youhaveproblembecausebothofNetworkManagerandNetworkusingsameNetworkdriveranddefaultnetworkblockingaccessforNetworkManager.ifyoudisableNetworkManageryourproblemwilldisappearedafterrestart.
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