Re: AcceptUnregisteredCalls security implications

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If you have turned Radius authentication on, then every call will be
sent to Radius server for authentication/authorisation. So, 
AcceptUnregisteredCalls=1 + Radius is a good idea.


On Tuesday 08 June 2004 22:34, Derek Marcotte wrote:
> Hi Everyone,
>     What are the security implications:
>
> <quote src="http://www.gnugk.org/h323manual.html";>
> AcceptUnregisteredCalls=1
> Default: 0
> With this feature enabled, the gatekeeper will accept calls from
> any unregistered endpoint. However, it raises security risks. Be
> careful to use it.
> </quote>
>
> What I can see are the following scenarios:
>
> If you have CallUnregisteredEndpoints, someone will likely be
> able to use the GK to anonymize their calls... (If proxying is
> enabled???)
>
> If you have a GW to the PSTN, they can call the PSTN on your dime
>
> Does anyone have any feedback on this?  I think the manual is a
> little lacking in what this means.
>
> Cheers,
> Derek
> (beware return address)
>
> AcceptUnregisteredCalls security
>
>
>
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-- 
Best regards,
 
Teodor Georgiev
Information Services Plc. 
Tel : +359 2 96562008
Mobile: +359 887 508989


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