         <cap:feature name="Media">
           <cap:value>voice</cap:value>
           <cap:value negated="true">message</cap:value>
         </cap:feature>
         </cap:capabilities>

         <cap:capabilities>
           <cap:feature name="Media">
             <cap:value>voice</cap:value>
             <cap:value>message</cap:value>
           </cap:feature>
         </cap:capabilities>
