From: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com> |
---|---|
To: | Steve Atkins <steve(at)blighty(dot)com> |
Cc: | PostgreSQL Performance <pgsql-performance(at)postgresql(dot)org> |
Subject: | Re: Best way to index IP data? |
Date: | 2008-01-11 23:52:11 |
Message-ID: | 20080111155211.20933fc1@commandprompt.com |
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Lists: | pgsql-performance |
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On Fri, 11 Jan 2008 15:37:37 -0800
Steve Atkins <steve(at)blighty(dot)com> wrote:
> > Well, maybe. The problem is actually that, without a netmask
> > under CIDR,
> > the address alone isn't really enough. You have to have a netmask
> > to get
> > the packets to the destination.
>
> Not really. You may well need netmasks to configure your interface,
> but there's absolutely no need for them to identify an IP endpoint,
> which is all
> you need to identify the destination the packet is going to, and
> that is the
> most common use of IP addresses.
Steve I think you are speaking of practicality and implementation
versus RFC compliance. I believe per the RFC Andrew is correct.
Sincerely,
Joshua D. Drake
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