# My server can access github, but docker can't

**URL:** https://meta.discourse.org/t/my-server-can-access-github-but-docker-cant/267470
**Category:** Self-hosting
**Tags:** unsupported-install
**Created:** [June 7, 2023, 2:34am UTC](https://meta.discourse.org/t/my-server-can-access-github-but-docker-cant/267470 "2023-06-07T02:34:07Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![whitewaterdeu](https://avatars.discourse-cdn.com/v4/letter/w/57b2e6/32.png) [@whitewaterdeu](https://meta.discourse.org/u/whitewaterdeu)
#### Post date: [June 7, 2023, 5:33am UTC](https://meta.discourse.org/t/my-server-can-access-github-but-docker-cant/267470/2 "2023-06-07T05:33:27Z")

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make it! by

> [@Fresh install failing - gnutls\_handshake() failed: Error in the pull function](https://meta.discourse.org/t/fresh-install-failing-gnutls-handshake-failed-error-in-the-pull-function/49867/12):
>
> Well it turns out the issue was in fact the MTU of the docker0 network adapter. I resolved the issue by changing the following line: ExecStart=/usr/bin/dockerd -H fd:// to ExecStart=/usr/bin/dockerd --mtu=1400 -H fd:// in my /lib/systemd/system/docker.service Thanks for trying to assist.

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