docker出现ipv4 forwarding is disabled
初学docker的时候遇到这个问题http://i2.运维网.com/images/blog/201808/22/6b92842260af2597e7e9a6431667fcf4.png
不要慌，只须在/usr/lib/sysctl.d/目录下的00-system.conf文件里添加net.ipv4.ip_forward=1即可
http://i2.运维网.com/images/blog/201808/22/964167541f28961980eb3a98e324b5bd.png
http://i2.运维网.com/images/blog/201808/22/63ef9e1b55b0f26015937452009a4e2f.png
保存后，执行命令 systemctl restart && systemctl
http://i2.运维网.com/images/blog/201808/22/1f18cbc4f5a691ed26b5c719657fa7bc.png
。。。从前车马很慢，书信很远，一生只够爱一个人！
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