[Freeswitch-users] Configure SRTP and ZRTP on FusionPBX

[Brian West]

Yes its still RTP the payload in the RTP is encrypted.  Same with either
ZRTP or SRTP, the key exchange is all that differs.

/b


On Wed, Mar 22, 2017 at 12:23 AM, Ronggo Kinantoputro <ronggokp at gmail.com>
wrote:

> Hi Brian,
>
> So is it still secure (the call with ZRTP activated on both end point)?
> Let say if I try to sniff/capture the Voip Call (with ZRTP enabled) using
> wireshark or cain tools, does those tools can listening to the Voip
> conversations?
>
> Thanks.
>
> On Wed, Mar 22, 2017 at 10:31 AM, Brian West <brian at freeswitch.org> wrote:
>
>> End to end zrtp will not show anything at all we are blissfully unaware
>> of the crypto in that case.
>> /b
>>
>> On Mon, Mar 20, 2017 at 10:34 AM Ronggo Kinantoputro <ronggokp at gmail.com>
>> wrote:
>>
>>> Hi,
>>>
>>> I have recently installed FusionPBX (version 4.0.0-151125) on AWS.
>>>
>>> My purpose is :
>>> 1) Make a secure call using SRTP (end to end SRTP session)
>>> I've already make some test using softphone (Linphone and Csip Simple
>>> for android), with enabling SRTP settings on both end point. The result is
>>> from the Active Calls Status(on FusionPBX Web-UI), the Caller Extension has
>>> already secure (there's SRTP crypto on the Secure column). But at the
>>> Receiver Extension, there's no SRTP crypto on the Secure column. Are those
>>> calls has been secured (end to end)?
>>>
>>> 2) Make a secure call using ZRTP (end to end ZRTP session)
>>> I've already make some test using softphone (Linphone and Csip Simple
>>> for android), with enabling ZRTP settings on both end point. The result is
>>> from the Active Calls Status(on FusionPBX Web-UI), there's no ZRTP crypto
>>> on the Secure column for both Caller Extension and Receiver Extension. So I
>>> guest the ZRTP session (end to end) still did not works.
>>>
>>> I have not make any changes with the configuration on
>>> FreeSwitch/FusionPBX, so it's still in default configuration.
>>>
>>> Any advise would be highly appreciated.
>>>
>>> Thanks.
>>> ____________________________________________________________
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>>
>> --
>>
>> *Brian West*
>> brian at freeswitch.org
>>
>> *Twitter: @FreeSWITCH , @briankwest*
>>
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>>
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>>
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>>
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>>
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>
>
> _________________________________________________________________________
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> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> Official FreeSWITCH Sites
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>
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>



-- 

*Brian West*
brian at freeswitch.org

*Twitter: @FreeSWITCH , @briankwest*

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