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

[Daniel Ivanov]

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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