+; Whether or not to use caller ID
+;
+usecallerid=yes
+;
+; Whether or not to hide outgoing caller ID (Override with *67 or *82)
+;
+hidecallerid=no
+;
+; Whether or not to enable call waiting on FXO lines
+;
+callwaiting=yes
+;
+; Support Caller*ID on Call Waiting
+;
+callwaitingcallerid=yes
+;
+; Support three-way calling
+;
+threewaycalling=yes
+;
+; Support flash-hook call transfer (requires three way calling)
+;
+transfer=yes
+;
+; Enable echo cancellation
+;
+echocancel=yes
+;
+; You may also set the default receive and transmit gains (in dB)
+;
+rxgain=0.0
+txgain=0.0
+;