[Freeswitch-users] Freeswitch replies with dynamic payload

[Muhammad Danish Moosa]

Hi

This was interesting,my understanding was that SDP is(or SHOULD be)  never
touched in case of disabled transcoding and enabled bypass media. It might
be something related to negotiation settings.


On Wed, Mar 14, 2012 at 11:40 AM, Faisal Rehman <faisal.rehman22 at hotmail.com
> wrote:

>  *Hi Everyone,*
>
>
> We are working on scenario where Freeswitch is terminating calls a vendor
> with g729 passthru mode. But when we get the call terminated , termination
> side replies with static payload but freeswitch replies with *Dynamic*payload. Our customer wants to be replied with only static payload. How can
> we solve this?
>
> *Situation:*
>
> Originator  -> freeswitch -> termination
>
> *In session progress :*
>
> Termination side sends,
>
> m=audio 64034 RTP/AVP 18 101^M
> a=rtpmap:18 G729/8000^M
> a=fmtp:18 annexb=no^M
>
> Freeswitch sends following to origination.
>
> m=audio 0 RTP/AVP 96 101
> a=rtpmap:96 G729/8000
> a=fmtp:96 annexb=no
>
>
> *Configuration File*
> *
> *
> *
> *
> *external.xml:*
>
>
>   <settings>
>     <param name="debug" value="0"/>
>         <!-- If you want FreeSWITCH to shutdown if this profile fails to
> load, uncomment the next line. -->
>         <!-- <param name="shutdown-on-fail" value="true"/> -->
>     <param name="sip-trace" value="no"/>
>     <param name="rfc2833-pt" value="101"/>
>     <param name="sip-port" value="$${external_sip_port}"/**>
>     <param name="dialplan" value="XML"/>
>     <param name="context" value="public2"/>
>     <param name="dtmf-duration" value="2000"/>
> <!--    <param name="inbound-codec-prefs" value="$${global_codec_prefs}"**/>
> -->
> <!--    <param name="outbound-codec-prefs" value="$${outbound_codec_**prefs}"/>
> -->
>   <param name="disable-transcoding" value="true"/>
>          <param name="inbound-late-**negotiation" value="false"/>
> <param name="inbound-bypass-media" value="true"/>
>     <param name="hold-music" value="$${hold_music}"/>
>     <param name="rtp-timer-name" value="soft"/>
>     <!--<param name="enable-100rel" value="true"/>-->
>     <!-- This could be set to "passive" -->
>     <param name="local-network-acl" value="localnet.auto"/>
>     <param name="manage-presence" value="false"/>
>     <!-- used to share presence info across sofia profiles
>          manage-presence needs to be set to passive on this profile
>          if you want it to behave as if it were the internal profile
>          for presence.
>     -->
>     <!-- Name of the db to use for this profile -->
>     <!--<param name="dbname" value="share_presence"/>-->
>     <!--<param name="presence-hosts" value="$${domain}"/>-->
>     <!--<param name="force-register-domain" value="$${domain}"/>-->
>        for presence.
>     -->
>     <!-- Name of the db to use for this profile -->
>     <!--<param name="dbname" value="share_presence"/>-->
>     <!--<param name="presence-hosts" value="$${domain}"/>-->
>     <!--<param name="force-register-domain" value="$${domain}"/>-->
>     <!--all inbound reg will stored in the db using this domain -->
>     <!--<param name="force-register-db-**domain" value="$${domain}"/>-->
>     <!-- *************************************************** -->
>     <!--<param name="aggressive-nat-**detection" value="true"/>-->
>     <param name="inbound-codec-**negotiation" value="generous"/>
>     <param name="nonce-ttl" value="60"/>
>     <param name="auth-calls" value="false"/>
>     <!--
>         DO NOT USE HOSTNAMES, ONLY IP ADDRESSES IN THESE SETTINGS!
>     -->
>     <param name="rtp-ip" value="$${local_ip_v4}"/>
>     <param name="sip-ip" value="$${local_ip_v4}"/>
>     <param name="ext-rtp-ip" value="auto-nat"/>
>     <param name="ext-sip-ip" value="auto-nat"/>
>     <param name="rtp-timeout-sec" value="300"/>
>     <param name="rtp-hold-timeout-sec" value="1800"/>
>     <!--<param name="enable-3pcc" value="true"/>-->
>     <!-- TLS: disabled by default, set to "true" to enable -->
>     <param name="tls" value="$${external_ssl_enable}**"/>
>     <!-- additional bind parameters for TLS -->
>     <param name="tls-bind-params" value="transport=tls"/>
>     <!-- Port to listen on for TLS requests. (5081 will be used if
> unspecified) -->
>     <param name="tls-sip-port" value="$${external_tls_port}"/**>
>     <!-- Location of the agent.pem and cafile.pem ssl certificates (needed
> for TLS server) -->
>     <param name="tls-cert-dir" value="$${external_ssl_dir}"/>
>     <!-- TLS version ("sslv23" (default), "tlsv1"). NOTE: Phones may not
> work with TLSv1 -->
>     <param name="tls-version" value="$${sip_tls_version}"/>
>   </settings>
>
>
>
> Regards,
>
> *Faisal *
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> 
> 
>
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>


-- 
Muhammad Danish Moosa

" The core of mans' spirit comes from new experiences. "___ Christopher
McCandless
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