<action application="bind_meta_app" data="5 a b execute_extension::send_floor_notify_AT0 XML default"/>
<action application="bind_meta_app" data="8 a b execute_extension::send_floor_notify_AT1 XML default"/>
and
<action application="bind_digit_action" data="default,1,exec:execute_extension,send_floor_notify_AT0 XML default"/>
But I do not want to send *5 and *8 and 1 DTMF to b-leg.
How can I do this?