Cannot ping docker container on another host using an overlay network
问题 This question has been asked many many times before on all types of fora but unfortunately, none of the answers have helped me so far. I will get right to it. OS: RHEL 7.7 Maipo Docker Version: Engline/Client 18.09.7 My configuration: Host 1: IP 169.192.215.74 Host 2: IP 10.210.87.16 **On Host1:** # netstat -plntu|grep -E "4789|7946|2377" tcp6 0 0 :::2377 :::* LISTEN 3576/dockerd tcp6 0 0 :::7946 :::* LISTEN 3576/dockerd udp 0 0 0.0.0.0:4789 0.0.0.0:* - udp6 0 0 :::7946 :::* 3576/dockerd #