[Asterisk-Users] Mission-Critical Deployments

C F shmaltz at gmail.com
Fri Nov 18 09:51:24 MST 2005


On 11/18/05, pdhales at optusnet.com.au <pdhales at optusnet.com.au> wrote:
> > I disagree with PaulH on this one. Cheap IP phones makes for *cheap*
> > phone, cheap sound, and cheap features. The cheapest IP phone you can
> > get will come to around $60.00 USD, which multiplied by 150 makes
> > $9,000.00. While a channel bank (ADIT 600) with 6 FXS cards (48 ports)
> > runs around $1200.00 multiplied by 3 (3 * 48 = 144 the closest I can
> > get without overbuying) makes for $3600.00, each QuadT1 card runs
> > around $1,500.00 or $2,500.00 with echo can, multiplied by 2 makes
> > $5,000.00 at the most, Total = $8,600.00 at the most, and you already
> > have the phones, and I'm telling you that it will be cheaper. Also,
> > you might have to rerun wiring for VoIP, beside the fact that for
> > cheap VoIP phones you don't get POE, which also means you need outlets
> > where you are going to put phones, as well as in featurewise; you can
> > do much more in the DP with ananlog phones (or VoIP since it's in the
> > DP), then *any* VoIP phone under $100.00 can do without the DP, and
> > even a Cisco or Polycom cannot do much without some fancy programming
> > from the phone itself with no DP.
>
> The digium 24 port card will also add another option to this....
>
> PaulH

I'm sure it will, but for now I would only use it for testing, since
we can get a card that does 4 times as much (Digium quad T1) with some
external help (Channel Banks), and the Adit 600 has been proven that
it does it the way it should.



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