Destination Host Unreachable结解决办法

局域网内ping不通,出现如下问题:

From 192.168.0.101 icmp_seq=1 Destination Host Unreachable
From 192.168.0.101 icmp_seq=2 Destination Host Unreachable
From 192.168.0.101 icmp_seq=3 Destination Host Unreachable

原因:未知

解决方案:rm /var/lib/NetworkManager/NetworkManager.state,重启机器