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Re: [vox-tech] netmask question
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Re: [vox-tech] netmask question



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On Sunday, March 10 2002 12:46 pm, Jeff Newmiller wrote:
> On Sun, 10 Mar 2002, Ryan wrote:
> > -----BEGIN PGP SIGNED MESSAGE-----
> > Hash: SHA1
> >
> > Netmasks are not for sepcifing ip ranges, they're for specifing network
> > size.
> >
> > You'll should specify this as  7 255.255.0.0 netmasks.
>
> The idea that netmasks must break on octet boundaries is ancient history.
> See Section 5 of RFC1338 at, for example, http://RFC.net/rfc1338.html.

I know that.....

> > A netmask should always be x number of one bits, followed by all zeros,
> > hence the /x shorthand.
> >
> > as an example, 255.255.255.16 would not be a valid netmask, but
> > 255.255.255.192 would.
>
> The "validity" of the netmask depends on convention, but it is true that
> it is highly unlikely to be useful to create discontiguous netmasks.
>
> [...]
>
> ---------------------------------------------------------------------------
> Jeff Newmiller                        The     .....       .....  Go Live...
> DCN:<jdnewmil@dcn.davis.ca.us>        Basics: ##.#.       ##.#.  Live Go...
>                                       Live:   OO#.. Dead: OO#..  Playing
> Research Engineer (Solar/Batteries            O.O#.       #.O#.  with
> /Software/Embedded Controllers)               .OO#.       .OO#.  rocks...2k
> ---------------------------------------------------------------------------
>
>
> _______________________________________________
> vox-tech mailing list
> vox-tech@lists.lugod.org
> http://lists.lugod.org/mailman/listinfo/vox-tech

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