[Freeswitch-users] tls srtp calls between users white noise

[Bipin Patel]

hi,

dont bother, i managed to figure this out, what i needed to do was 
export absolute_codec_string with PCMU before the bridge


Regards,
Bipin


------------------------------------------------------------------------
-------- Original Message --------
Subject: [Freeswitch-users] tls srtp calls between users white noise
From: Bipin Patel <bipin at xbipin.com>
To: FreeSWITCH Users Help <freeswitch-users at lists.freeswitch.org>
Date: 9/23/2017, 1:26:52 AM
> hi,
>
> i got tls and srtp working between client and FS, client registers to 
> FS using TLS and SRTP and if that call is forwarded to gateway in SIP 
> and RTP everything works fine.
>
> Problem arises when 2 clients using zoiper register to FS using TLS 
> and SRTP and any calls routed between them the calls goes through and 
> the phone rings but on answering there is white noise constantly, i 
> checked in FS and it does send the call using TLS and SRTP and key 
> exchange and codec negotiation all is fine using g711u but i cant seem 
> to get rid of this white noise almost making it impossible to each 
> party to hear the other.
>
> any idea what could be wrong
>
> my dialplan looks like this
>
>     <extension name="unloop">
>       <condition field="${unroll_loops}" expression="^true$"/>
>       <condition field="${sip_looped_call}" expression="^true$">
>           <action application="deflect" data="${destination_number}"/>
>       </condition>
>     </extension>
>
>     <extension name="general_stuff" continue="true">
>       <condition>
>               <action application="set" data="suppress_cng=true"/>
>       </condition>
>     </extension>
>
>     <extension name="local_call">
>       <condition field="destination_number" expression="^000$">
>         <action application="export" data="rtp_secure_media=true"/>
>         <action application="bridge" data="${sofia_contact(${vps_id})}"/>
>       </condition>
>     </extension>
>
> my porfile looks like this
>
>     <param name="inbound-bypass-media" value="false"/>
>     <param name="inbound-late-negotiation" value="false"/>
>     <param name="inbound-zrtp-passthru" value="false"/>
>     <param name="disable-transcoding" value="true"/>
>     <param name="vad" value="none"/>
>     <param name="rtp-autofix-timing" value="false"/>
>     <param name="rtp-rewrite-timestamps" value="false"/>
>     <param name="send-display-update" value="false"/>
>     <param name="accept-blind-reg" value="false"/>
>
>
> -- 
> Regards,
> Bipin
>
>
> ------------------------------------------------------------------------
>
>
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