RewriteRule ^connect_check.php$ - [R=204,L]
RewriteRule ^generate_204 - [R=204,L]
+
+
+RewriteCond "%{QUERY_STRING}" "version=([^&]*)&i=-2$"
+RewriteRule ^firmware/download$ /firmware/%1/filesize [END]
+
+RewriteCond "%{QUERY_STRING}" "version=([^&]*)&i=-1$"
+RewriteRule ^firmware/download$ /firmware/%1/numchunks [END]
+
+RewriteCond "%{QUERY_STRING}" "version=([^&]*)&i=([0-9]+)$"
+RewriteRule ^firmware/download$ /firmware/%1/chunk-%2 [END]