FW: [Asterisk-Users] WiFi / GSM VoIP Handsets..

[olivier.taylor]

Clearwire(wimax) blocks voip in Belgium and did in the Usa.
just google 'voip clearwire', that's interesting...

Olivier

Joao Pereira a écrit :
> Hello
> Just 2 ideas:
>
> How cares about GSM WiFi handovers? I just want to make free VoIP calls.
>
> About the ISPs blocking VoIP:
> I believe they will not block VoIP because a lot of theire services 
> are VoIP based, like the webcasts, the TV shows over the Internet, and 
> all the multimedia stuff they want us to buy.
>
>
> In Portugal I already did 3G VoIP calls from TMN and Vodafone.
> I would really like to try this phone :)
>
> Regards
> Joao Pereira
>
>
>
> Steve Kennedy wrote:
>
>> On Tue, May 23, 2006 at 02:50:33AM +0800, Sam Tam wrote:
>>
>>  
>>
>>> Well it is incorrect to say that.
>>> In places like USA or London, a lot of areas are covered by local wifi
>>> providers, some are free, some aren't. You then can use them to drop 
>>> some of your local or international calls
>>> cheaply by using wifi.
>>>   
>>
>> But the point is without operator cooperation, there's no seamless
>> handover between GSM and WiFi, and the operators don't want to lose the
>> revenue on the voice, so they are unlikely to support it.
>>
>> BT have an arrangement with Vodafone for their Fusion service (using an
>> in-premise Bluetooth basestation and a phone with GSM/Bluetooth), but
>> they're big enough to force an operator's hand.
>>
>> For general GSM/WiFi UMA, it's unlikely the (UK) operators will allow
>> other providers access to their networks, as it reduces their revenues.
>>
>> They're already p*ssed off enough that they're being forced to reduce
>> roaming charges (currently on voice - but the EU is likely to look at
>> data charges which can be extremely costly).
>>
>> They are desperate to keep revenues.
>>
>>
>> Steve
>>
>>  
>>
>
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