On Sunday, August 8th, 2021 at 12:26 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>
> Hm --- this suggests that you've got a kernel packet filter (i.e.
>
> software firewall) that is not passing traffic for 5432.
Don't know anything about that, so perhaps it can be assumed unchanged from whatever the default system configuration
is...