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2024-06-24 09:20:41

Paul Evans on Nostr: #TIL that `ssh` doesn't implement HappyEyeballs [1]. If it thinks it has IPv6 ...

#TIL that `ssh` doesn't implement HappyEyeballs [1]. If it thinks it has IPv6 connectivity but the upstream router doesn't work, it'll just sit there never making progress, never failing back to 'v4 instead. You have to manually `ssh -4` or `ip -6 ro del default` to get around that bug.

[1]: https://datatracker.ietf.org/doc/html/rfc6555
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