WARNING: IPv4 forwarding is disabled. Networking will not work.
![](http://upload-images.jianshu.io/upload_images/16609307-5e8a303d19122d4c.png?imageMogr2/auto-orient/strip%7CimageView2/2/w/1240)
第一步:vi /usr/lib/sysctl.d/00-system.conf
![](http://upload-images.jianshu.io/upload_images/16609307-63e8f6431f86dbcf.png?imageMogr2/auto-orient/strip%7CimageView2/2/w/1240)
第二步:systemctl restart network
![](http://upload-images.jianshu.io/upload_images/16609307-4348b43da129952f.png?imageMogr2/auto-orient/strip%7CimageView2/2/w/1240)
WARNING: IPv4 forwarding is disabled. Networking will not work.
第一步:vi /usr/lib/sysctl.d/00-system.conf
第二步:systemctl restart network