[Freeswitch-users] Secure B-Leg from PSTN call - how to?

[Peter Waldheim]

Thanks Daniel but I know and am already doing that. Would the debug output
about "EXPORTING[export_vars]... to event" not confirm that working, or am
I mistaken?


2013/6/28 Daniel Ivanov <sertys at gmail.com>

> Well you have to export the variables instead of setting them to apply to
> b-leg.
> Like
> <action application='export' data='nolocal:sip_secure_media=true'/>
> On Jun 28, 2013 10:51 AM, "Peter Waldheim" <struwwelp at gmail.com> wrote:
>
>> Hi,
>>
>> I'm trying to secure (SRTP) the b-leg for a call coming in via pstn
>> (pri/freetdm).
>> For this I'm setting sip_secure_media and also
>> trying sdp_secure_savp_only, but it seems freeswitch does not offer SAVP to
>> my client (which in turn will refuse). SIP-to-SIP this works fine.
>>
>> Here the the portion of the log where I would have expected to see SAVP
>> in the sdp:
>>
>> EXECUTE FreeTDM/1:5/21 bridge(sofia/external5090/21%10.1.1.12)
>> 2013-06-28 09:20:10.800816 [DEBUG] switch_channel.c:1176 FreeTDM/1:5/21
>> EXPORTING[export_vars] [sip_secure_media]=[true] to event
>> 2013-06-28 09:20:10.800816 [DEBUG] switch_channel.c:1176 FreeTDM/1:5/21
>> EXPORTING[export_vars] [dialed_extension]=[21] to event
>> 2013-06-28 09:20:10.800816 [DEBUG] switch_channel.c:1176 FreeTDM/1:5/21
>> EXPORTING[export_vars] [sip_secure_media]=[true] to event
>> 2013-06-28 09:20:10.800816 [DEBUG] switch_channel.c:1176 FreeTDM/1:5/21
>> EXPORTING[export_vars] [sdp_secure_savp_only]=[true] to event
>> 2013-06-28 09:20:10.800816 [DEBUG] switch_ivr_originate.c:2050 Parsing
>> global variables
>> 2013-06-28 09:20:10.800816 [NOTICE] switch_channel.c:1030 New Channel
>> sofia/external5090/21 [2b0bff7e-dfc3-11e2-b111-c96542f7174a]
>> 2013-06-28 09:20:10.800816 [DEBUG] mod_sofia.c:4420
>> (sofia/external5090/21) State Change CS_NEW -> CS_INIT
>> 2013-06-28 09:20:10.800816 [DEBUG] switch_core_session.c:1341 Send signal
>> sofia/external5090/21 [BREAK]
>> 2013-06-28 09:20:10.800816 [DEBUG] switch_core_state_machine.c:416
>> (sofia/external5090/21) Running State Change CS_INIT
>> 2013-06-28 09:20:10.800816 [DEBUG] switch_core_state_machine.c:455
>> (sofia/external5090/21) State INIT
>> 2013-06-28 09:20:10.800816 [DEBUG] mod_sofia.c:87 sofia/external5090/21
>> SOFIA INIT
>> 2013-06-28 09:20:10.800816 [DEBUG] sofia_glue.c:1191
>> sip:21 at client.ip.is.secret:49915;rinstance=e177370cb4131e9f;transport=tls
>> Setting proxy route to sofia/external5090/21
>> 2013-06-28 09:20:10.800816 [DEBUG] sofia_glue.c:1220 Local SDP:
>> v=0
>> o=FreeSWITCH 1372384350 1372384351 IN IP4 my.ip.is.secret
>> s=FreeSWITCH
>> c=IN IP4 my.ip.is.secret
>> t=0 0
>> m=audio 19660 RTP/AVP 8 3 101 13
>> a=rtpmap:101 telephone-event/8000
>> a=fmtp:101 0-16
>> a=ptime:20
>> a=sendrecv
>> m=video 20590 RTP/AVP 34 98
>> a=rtpmap:34 H263/90000
>> a=rtpmap:98 H264/90000
>>
>> Any help with this would be greatly appreciated.
>>
>> Regards
>> Peter
>>
>> _________________________________________________________________________
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> _________________________________________________________________________
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> http://www.freeswitchsolutions.com
>
> 
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