[TUHS] [COFF] Pondering the hosts file
imp at bsdimp.com
Fri Mar 12 04:08:03 AEST 2021
On Thu, Mar 11, 2021 at 10:40 AM Bakul Shah <bakul at iitbombay.org> wrote:
> From https://www.freebsd.org/cgi/man.cgi?hosts(5)
> For each host a single line should be present with the following information:
> Internet address
> official host name
> *HISTORY* <https://www.freebsd.org/cgi/man.cgi?hosts(5)#end>
> The *hosts* file format appeared in 4.2BSD.
While this is true wrt the history of FreeBSD/Unix, I'm almost positive
that BSD didn't invent it. I'm pretty sure it was picked up from the
existing host file that was published by sri-nic.arpa before DNS.
> On Mar 11, 2021, at 9:14 AM, Grant Taylor via TUHS <tuhs at minnie.tuhs.org>
> I'm not sure where this message best fits; TUHS, COFF, or Internet
> History, so please forgive me if this list is not the best location.
> I'm discussing the hosts file with someone and was wondering if there's
> any historical documentation around it's format and what should and should
> not be entered in the file.
> I've read the current man page on Gentoo Linux, but suspect that it's far
> from authoritative. I'm hoping that someone can point me to something more
> authoritative to the hosts file's format, guidelines around entering data,
> and how it's supposed to function.
> A couple of sticking points in the other discussion revolve around how
> many entries a host is supposed to have in the hosts file and any
> ramifications for having a host appear as an alias on multiple lines /
> entries. To whit, how correct / incorrect is the following:
> 192.0.2.1 host.example.net host
> 127.0.0.1 localhost host.example.net host
> Grant. . . .
> unix || die
> COFF mailing list
> COFF at minnie.tuhs.org
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