[Freeswitch-users] ZRTP not being detected?

Peter Villeneuve petervnv1 at gmail.com
Sat Apr 5 23:36:00 MSD 2014

Anyone have any insight that could help me debug the problem?


On Sun, Mar 30, 2014 at 2:45 PM, Peter Villeneuve <petervnv1 at gmail.com>wrote:

> Hi,
> I have latest master built from git on Debain 7.
> I have CSipSimple client with ZRTP enabled and why I try calling the ZRTP
> enrollment extension (9787), FS tells me that my client doesn't have ZRTP
> even though I can see in the logs that it does indeed see the ZRTP hash:
> [DEBUG] sofia.c:8293 sofia/internal/1000 at my.domain.com receiving invite
> from 85.xx.xx.xx:58163 version: 1.5.12b git f50f04b 2014-03-28 18:33:47Z
> 64bit
> [DEBUG] switch_core_media.c:343 Found audio zrtp-hash; setting
> r_sdp_audio_zrtp_hash=1.10
> 35928c6c5064434bac6ba255ac970c28387c31c5adb1997e2df248623f042123
> Looking at the zrtp_agent.lua script I see
>  session:getVariable("zrtp_secure_media_confirmed_audio");
> However, the extension "is_zrtp_secure" in the features context mentions a
> slightly different variable <condition
> field="${zrtp_secure_media_confirmed}" expression="^true$">
> Can this be the root of the problem, ie the mismatch between
> "zrtp_secure_media_confirmed_audio" in the lua script and
> "zrtp_secure_media_confirmed" in the fetaures context?
> What's the proper variable terminology to use here?
> Any idea why FS doesn't seem to detect my ZRTP hash?
> Cheers,
> Peter
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