FreeSWITCH schwache Ciphers in TLS deaktivieren

 <param name="tls" value="true"/>
 <param name="tls-bind-params" value="transport=tls"/>
 <param name="tls-sip-port" value="5061"/>
 <param name="tls-version" value="tlsv1.2"/>
 <param name="tls-ciphers" value="DEFAULT@SECLEVEL=2"/>