(solved)A container cant access another container via name or IP although in same network

[gpamitranjit]

Hello @laventy,
This has already been well expalined in below post!
Basically it’s because of firewall restricting your route communications.
i would highly recommend you to go through below post,

MYSQL 2002: No route to host

Last comment here. I found the problem and the solution. Problem: Centos 8 firewall Best Solution: add the docker networks/interfaces to a trusted zone. In the host: 1: Find the network interfaces used by docker - run the command: nmcli and will show all network interfaces in the computer. The docker interfaces are: docker0 and br-xxxxxxxx (i think that depends on how many networks you have in the cluster) For me, was 3 networks. 2- Add all interfaces to trusted zone with the command: …