Enable broadcasts between docker containers
问题 I've been trying to enable some UDP discovery between a few containers. It tuned out that containers have disabled broadcasts by default, missing brd for inet in: $ ip addr show dev eth0 27: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP link/ether 00:00:01:4f:6a:47 brd ff:ff:ff:ff:ff:ff inet 172.17.0.12/16 scope global eth0 valid_lft forever preferred_lft forever Stack: host: ubuntu 14.04 container: ubuntu 12.04 docker 1.8.3 How do I enable the broadcasts? Here's