[VoIP] DP-compatible ATAs
John Novack
jnovack at stromberg-carlson.org
Thu Dec 28 10:13:38 CST 2006
Remember - NEED is not the operative word with CNET and collecting in
general
WANT is what is all about
I don't NEED 100 ports off of my Asterisk box, but I WANT them
Kirt finally received his T1 card this morning,
John Novack
Steph Kerman wrote:
> I wonder just how well your typical ATA works in an environment full of
> 1 amp 400V back EMF spikes.
>
> I also wonder how many people will have trunks to so many switches and
> need independent trunks at that. Most SXS systems can have trunk
> outlets from a selector level of different exchanges multipled to the
> same OGT. I'm even sharing trunk equipment between my SXS and XB
> systems. So unless the traffic requires it, it's not obvious to me what
> is accomplished by having an independent pair of OGTs to the * box from
> each distinct exchange.
>
> Steph
>
> Shane Young wrote:
>
>> Two in and two out is four. Multiply that by the number of switches you have.
>>
>> We have 6 EM switches in two buildings (Federal/ITT, Stromberg, AE,
>> North, Western, Itec).
>>
>> Supervison (reverse battery) generally (but not always) stinks with the ATA's.
>>
>> If you want to use E&M trunks, your options with ATA's are dropped
>> down to just about nothing.
>>
>> Now, if you had a bunch of blank trunk plates for a step office, you
>> could stick an ATA on the plate and put the can back on and it would
>> look just like a regular trunk. Regular trunks have ethernets coming
>> out the back, right? :)
>>
>>
>>
>>
>> Quoting john jones <jjones3601 at yahoo.com>:
>>
>>
>>
>>> I don't understand the density requirement for
>>> switchers. Do people see a need for more than 1 or 2
>>> inbound and 1 or 2 outbound trunks? I do understand
>>> that a channel bank can give greater flexibility (and
>>> density) at a lower cost per port, ( and may support
>>> Dial Pulse dialing ).
>>>
>>>
>>> John
>>>
>>>
>>>
>>> --- Chad Perkins <chad at maine.maine.edu> wrote:
>>>
>>>
>>>
>>>> On 27 Dec 2006 at 10:18, john jones wrote:
>>>> [snip]
>>>>
>>>>
>>>>> Actually, Steph's idea is better. It would allow us to pick ATA's on other criteria.
>>>>>
>>>>>
>>>> In terms of connecting to CNET the ATA route is of more value to
>>>> non-switchers. ATAs aren't economically feasible given the port
>>>> density requirements of most switchers who will need to go the
>>>> channel bank and/or PCI card route.
>>>>
>>>> c.
>>>>
>>>>
>>>>> John
>>>>>
>>>>>
>>>>> --- John Novack <jnovack at stromberg-carlson.org>
>>>>>
>>>>>
>>>> wrote:
>>>>
>>>>
>>>>>> Steph Kerman wrote:
>>>>>>
>>>>>>
>>>>>>> Aha! I didn't realize that.
>>>>>>> So there really is no other ATA that handles
>>>>>>>
>>>>>>>
>>>> DP?
>>>>
>>>>
>>>>>> Sounds like we
>>>>>>
>>>>>>
>>>>>>> really need a cost-effective and compact
>>>>>>>
>>>>>>>
>>>> DP/DTMF
>>>>
>>>>
>>>>>> converter that works
>>>>>>
>>>>>>
>>>>>>> reliably without resorting to Smart-1s and
>>>>>>>
>>>>>>>
>>>> Sandman
>>>>
>>>>
>>>>>> devices that don't
>>>>>>
>>>>>>
>>>>>>> work due to the DP pass-through problem.
>>>>>>>
>>>>>>> Steph
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>> Not really, since the PCI analog cards and
>>>>>>
>>>>>>
>>>> channel
>>>>
>>>>
>>>>>> banks DO support
>>>>>> Pulse dial, and if someone HAS to have a pulse
>>>>>>
>>>>>>
>>>> dial
>>>>
>>>>
>>>>>> FXS circuit, there
>>>>>> is the IAXy
>>>>>> Smart-1s are working for some members, and they
>>>>>>
>>>>>>
>>>> are
>>>>
>>>>
>>>>>> cheap.
>>>>>>
>>>>>> JN
>>>>>>
>>>>>>
>>>>>>
>>>>>>> John Novack wrote:
>>>>>>>
>>>>>>>
>>>>>>>> That unit is locked to Vonage. It is a 1005V,
>>>>>>>>
>>>>>>>>
>>>> to
>>>>
>>>>
>>>>>> be precise
>>>>>>
>>>>>>
>>>>>>>> AFAIK, they aren't sold outside of Vonage.
>>>>>>>>
>>>>>>>>
>>>>>>>> JN
>>>>>>>>
>>>>>>>> Steph Kerman wrote:
>>>>>>>>
>>>>>>>>
>>>>>>>>> Doesn't your Motorola 1005 ATA supported DP
>>>>>>>>>
>>>>>>>>>
>>>>>> also?
>>>>>>
>>>>>>
>>>>>>>>> SK
>>>>>>>>>
>>>>>>>>> John Novack wrote:
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>> The only outboard ATA that supports pulse
>>>>>>>>>>
>>>>>>>>>>
>>>> dial
>>>>
>>>>
>>>>>> in FXS that I know
>>>>>>
>>>>>>
>>>>>>>>>> of is the IAXy sold by Digium.
>>>>>>>>>>
>>>>>>>>>>
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>>>>>>
>>>>>>
>>>>>>
>>>>> _______________________________________________
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>>>>>
>>>>>
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>>>>>
>>>> Release Date:
>>>>
>>>>
>>>>> 12/27/06
>>>>>
>>>>>
>>>>>
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>>
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>
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