Re: Brokenness in parsing of pg_hba.conf

On Wed, Jan 07, 2004 at 12:53:19PM -0500, Bruce Momjian wrote:
> Greg Stark wrote:
> >     a.b.c
> > 
> >       When a three-part address is specified, the last part shall be interpreted
> >       as a 16-bit quantity and placed in the rightmost two bytes of the network
> >       address. This makes the three-part address format convenient for specifying
> >       Class B network addresses as "128.net.host" .
> 
> I can understand the a.b case, but the a.b.c case is just weird.  What
> logic is there that it is a.0.b.c?  Nothing I can think of except
> convention.  I agree with Vixie that this syntax is strange and
> shouldn't be encouraged.

It's a.b.0.c.

Note that the "c" can be bigger than 255, so 128.1.512 turns into
128.1.2.0.  This can make perfect sense when you still used
classes.


Kurt