diff -uN argusvxml.orig argusvxml
--- argusvxml.orig      2011-01-27 04:37:05.763655187 -0500
+++ argusvxml   2011-01-27 04:47:39.379299056 -0500
@@ -51,6 +51,9 @@
 elsif( $agnt =~ /Tellme/ ){
     $vxml_platform = 'tellme';
 }
+elsif( $agnt =~ /OpenVXI/ ){
+    $vxml_platform = 'openvxi';
+}
 
 # enumerate _dtmf is cheesed on voxeo
 my $SAYDTMF = ($vxml_platform eq 'voxeo') ? '_dtmf' : 'saydtmf(_dtmf)';
@@ -112,6 +115,8 @@
 EOV
     ;
 
+    print '  <property name="inputmodes" value="dtmf"/>' . "\n" if $platform eq 'openvxi';
+
     unless( $wtp ){
        $wtp = 1;
        print "  <form><block>\n";