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-----Original Message-----
From: Mike Storella <cool.bent3@gmail.com>
Date: Mon, 21 Jul 2008 17:15:50
To: trixter@0xdecafbad.com,Commercial and Business-Oriented Asterisk Discussion<asterisk-biz@lists.digium.com>
Cc: Commercial and Business-Oriented Asterisk Discussion<asterisk-biz@lists.digium.com>
Subject: Re: [asterisk-biz] Wireless SIP phones?
Try snom dect m3
Sent from my iPhone
Mike Storella
On Jul 15, 2008, at 1:29 PM, Trixter aka Bret McDanel <trixter@0xdecafbad.com
> wrote:
> On Tue, 2008-07-15 at 11:14 -0700, Rehan Allah Wala wrote:
>> I would recommend to use Nokia e series rather then any linksys or
>> dlink
>>
>> they are just better and are 2 in one
>>
>
> yeah but more expensive :)
>
> If you just want wireless you have options, there are DECT base
> stations
> that convert to sip, that lets you have multiple handsets with one
> base
> (normally), you have a protocol similar to GSM for authentication of
> the
> handsets (ETSI makes many mentions of GSM in the DECT spect) and if
> you
> get GAP (the encryption algorithm for link layer encryption) generally
> you can mix and match handsets and base units.
>
> Some dect solutions can be had for as little as $100 including the
> base
> unit and 1 handset.
>
> If you are looking for more robust wireless solutions, elcotel makes a
> cpci rackable dect base system which allows multiple base stations for
> better roaming. And the roaming would be more akin to a mobile phone
> handoff than wifi - so its faster, easier and generally better.
> People
> have connected these elcotel switches to asterisk via the misdn
> interface. With this switch I have seen 2000 people on one system, 15
> or so base stations covering quite a large geography.
>
> It does however require more infrastructure than what is generally
> required for wifi, but then wifi is half duplex and dect isnt, dect
> has
> better handoffs than wifi which handoffs are more of a add on later
> rather than a designed feature.
>
>
>
>>> I've also tried contacting various vendors such as Polycom, and it
>>> seems that a lot of them require separate gateway boxes -- the
>>> handsets aren't speaking SIP directly, or require some other
>>> server to
>>> make it work. That strikes me as overkill.
>>>
>
> and it may be overkill, but it depends on the features you get, if
> its a
> good base and allows multiple handsets (each individually
> addressable so
> you can make only the ones ring you want, each is a separate channel,
> etc) then depending on what you need this may be a better option.
>
> If however you want a simple all in one solution that is just a wifi
> sip
> enabled phone, you are probably going to get many of the problems that
> you have mentioned before. The same is true for the lower end dect
> systems as well.
>
>
> --
> Trixter http://www.0xdecafbad.com Bret McDanel
> Belfast +44 28 9099 6461 US +1 516 687 5200
> http://www.trxtel.com the phone company that pays you!
>
>
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