netdev - Re: Error: an inet prefix is expected rather than "0/0".

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Date:	Wed, 15 Oct 2008 20:52:47 +0200
From:	Krzysztof Halasa <khc@...waw.pl>
To:	Ben Hutchings <bhutchings@...arflare.com>
Cc:	Herbert Xu <herbert@...dor.apana.org.au>,
	Stephen Hemminger <shemminger@...tta.com>,
	Krzysztof Oledzki <ole@....pl>, netdev@...r.kernel.org
Subject: Re: Error: an inet prefix is expected rather than "0/0".

Ben Hutchings <bhutchings@...arflare.com> writes:

> It's a Berkeley extension which spread via BSD and its inet_aton()
> function.  I don't believe it's specified in any RFC.

You may be right, I won't start searching now :-)
Anyway it was like that for years and I guess we shouldn't change it
(except perhaps for removing).

> No, a single number is treated by inet_aton() as a 32-bit address, so 10
> is equivalent to 0.0.0.10.

Hmm, I remember some routes being used without a dot, as a single
number, but OTOH you're right, it was also possible to ping
12345678. Perhaps 10 -> 10.0 was specific to something rather than
used generally, I don't know.
-- 
Krzysztof Halasa
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