tweak this

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@8523 d0543943-73ff-0310-b7d9-9358b9ac24b2

conf/dialplan/default.xml

@@ -136,9 +136,10 @@
 	<action application="answer"/>
 	<action application="sleep" data="1000"/>
 	<action application="voicemail" data="check default $${domain} ${dialed_ext}"/>
-	<anti-action application="bind_meta_app" data="1 a a execute_extension::dx XML features"/>
-	<anti-action application="bind_meta_app" data="2 a a record_session::$${base_dir}/recordings/${caller_id_number}.${strftime(%Y-%m-%d-%H-%M-%S)}.wav"/>
-	<anti-action application="bind_meta_app" data="3 a a execute_extension::cf XML features"/>
+	<!-- bind_meta_app can have these args <key> [a|b|ab] [a|b|o|s] <app> -->
+	<anti-action application="bind_meta_app" data="1 b o execute_extension::dx XML features"/>
+	<anti-action application="bind_meta_app" data="2 b o record_session::$${base_dir}/recordings/${caller_id_number}.${strftime(%Y-%m-%d-%H-%M-%S)}.wav"/>
+	<anti-action application="bind_meta_app" data="3 b o execute_extension::cf XML features"/>
 	<anti-action application="set" data="transfer_ringback=${us-ring}"/>
 	<anti-action application="set" data="call_timeout=30"/>
 	<!-- <anti-action application="set" data="sip_exclude_contact=${network_addr}"/> -->