[VOIPSEC] VOIP for free??

Chrstopher A. Martin chris at sip1.com
Sun Apr 10 17:20:50 CDT 2005


I guess another way around location detection would be to base
anonymizer services (SBC's) in areas that are not obvious.

Chris 

On Thu, 2005-04-07 at 16:03, Vatsal Mehta wrote:
> Kartik,
> 
> >Just heard this, need to verify it. So you have companies like 
> >vonage and etc selling you VoIP phone with a local number. All 
> >you need is a internet broadband and a box then you got a US 
> >number. What is stopping someone ship this box to,say taiwan, 
> >and making int'l call paying local price($20 for unlimited 
> >call)?
> 
> That is exactly why VOIP is popular for travelers. So who would stop them -
> probably Taiwanese telecom operators, who lose revenue. The location of
> phone can be detected by Vonage etc. through IP Address, and they can
> possibly charge more for "roaming". 
> 
> Problems would be the quality of service. You cannot guarantee how much
> end-to-end bandwidth you get by sitting in some hotel in Taiwan using your
> VOIP phone.
> 
> >is there any security implication on this?
> 
> The same security implications are applied to this as to any other VOIP
> system. Except, if you are taking your company distributed VOIP phone or a
> Vonage phone; question would be who is supposed to implement the security.
> 
> Best Regards,
> 
> Vatsal
> 
> ==============================================
> Vatsal Mehta
> Systems Engineer
> SafeNet, Inc.
> 2001 Gateway Place, Suite #335W, San Jose, CA 95110.
> http://www.safenet-inc.com
> Direct: 408.452.1789
> Mobile: 408.829.2982
> Toll Free: 866.251.4268 x3
> 
> 
>  
> 
> >-----Original Message-----
> >From: Voipsec-bounces at voipsa.org 
> >[mailto:Voipsec-bounces at voipsa.org] On Behalf Of Kartik Trivedi
> >Sent: Wednesday, April 06, 2005 7:58 AM
> >To: voipsec at voipsa.org
> >Subject: [VOIPSEC] VOIP for free??
> >
> >Guys,
> >
> >Just got this question from one of my friends...Any thoughts?
> >
> >Just heard this, need to verify it. So you have companies like 
> >vonage and etc selling you VoIP phone with a local number. All 
> >you need is a internet broadband and a box then you got a US 
> >number. What is stopping someone ship this box to,say taiwan, 
> >and making int'l call paying local price($20 for unlimited 
> >call)? From my understanding, it is practically doable. Skype 
> >makes it free, but it doesn't give you a US phone number. So 
> >is there any security implication on this?
> >
> >Thanks in advance!!
> >
> >
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> >Voipsec at voipsa.org
> >http://voipsa.org/mailman/listinfo/voipsec_voipsa.org
> >
> 
> 
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