I am running a MySQL container with its 3306 port mapped to the host machine’s 127.0.0.1:3306. However, I cannot access the host’s 127.0.0.1:3306 from another container via 172.17.0.1:3306. The connection only works when I map the MySQL container to 0.0.0.0:3306. But listening on 0.0.0.0 or use “–n…

Unable to access host's localhost from container

imwis (Imwis) May 10, 2025, 6:08pm 3

Thank you for your answer!
After binding the MySQL container to 172.17.0.1:3306, I can indeed access it from another container using the same address. But I’d also like to know is there a way for a container to access the host’s 127.0.0.1?

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Unable to access host's localhost from container

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