+ int dsp_dtmf;
+ /* decode dtmf by dsp */
+ int inband_dtmf; /* generate dtmf tones, if
+ requested by asterisk */
+ int rebuffer; /* send only 160 bytes frames
+ to asterisk */
+
+ int framepos; /* send only 160 bytes frames to asterisk */
+
+ int on_hold; /* track hold management, since
+ sip phones sometimes screw it up */