diff -Npur ../aria2-1.16.0.ori/src/HttpSkipResponseCommand.cc ./src/HttpSkipResponseCommand.cc
--- ../aria2-1.16.0.ori/src/HttpSkipResponseCommand.cc	2012-12-16 10:59:30.274471789 +0700
+++ ./src/HttpSkipResponseCommand.cc	2012-12-16 11:06:09.824474859 +0700
@@ -11,7 +11,7 @@
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See th	e
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
@@ -209,7 +209,7 @@ bool HttpSkipResponseCommand::processRes
     } else if(statusCode == 404) {
       throw DL_ABORT_EX2(MSG_RESOURCE_NOT_FOUND,
                          error_code::RESOURCE_NOT_FOUND);
-    } else if(statusCode == 503) {
+    } else if(statusCode == 503 or statusCode == 502 or statusCode == 403) {
       // Only retry if pretry-wait > 0. Hammering 'busy' server is not
       // a good idea.
       if(getOption()->getAsInt(PREF_RETRY_WAIT) > 0) {
diff -Npur ../aria2-1.16.0.ori/src/OptionHandlerFactory.cc ./src/OptionHandlerFactory.cc
--- ../aria2-1.16.0.ori/src/OptionHandlerFactory.cc	2012-12-16 10:59:30.284471787 +0700
+++ ./src/OptionHandlerFactory.cc	2012-12-16 11:04:24.561140718 +0700
@@ -480,8 +480,8 @@ std::vector<OptionHandler*> OptionHandle
     OptionHandler* op(new NumberOptionHandler
                       (PREF_MAX_CONNECTION_PER_SERVER,
                        TEXT_MAX_CONNECTION_PER_SERVER,
-                       "1",
-                       1, 16,
+                       "128",
+                       1, -1,
                        'x'));
     op->addTag(TAG_BASIC);
     op->addTag(TAG_FTP);
@@ -546,8 +546,8 @@ std::vector<OptionHandler*> OptionHandle
     OptionHandler* op(new UnitNumberOptionHandler
                       (PREF_MIN_SPLIT_SIZE,
                        TEXT_MIN_SPLIT_SIZE,
-                       "20M",
-                       1024*1024, 1024*1024*1024,
+                       "16K",
+                       1024, 1024*1024*1024,
                        'k'));
     op->addTag(TAG_BASIC);
     op->addTag(TAG_FTP);
@@ -859,7 +859,7 @@ std::vector<OptionHandler*> OptionHandle
     OptionHandler* op(new NumberOptionHandler
                       (PREF_CONNECT_TIMEOUT,
                        TEXT_CONNECT_TIMEOUT,
-                       "60",
+                       "30",
                        1, 600));
     op->addTag(TAG_FTP);
     op->addTag(TAG_HTTP);
@@ -910,7 +910,7 @@ std::vector<OptionHandler*> OptionHandle
     OptionHandler* op(new NumberOptionHandler
                       (PREF_MAX_TRIES,
                        TEXT_MAX_TRIES,
-                       "5",
+                       "0",
                        0, -1,
                        'm'));
     op->addTag(TAG_FTP);
@@ -954,8 +954,8 @@ std::vector<OptionHandler*> OptionHandle
     OptionHandler* op(new UnitNumberOptionHandler
                       (PREF_PIECE_LENGTH,
                        TEXT_PIECE_LENGTH,
-                       "1M",
-                       1024*1024,
+                       "16K",
+                       1024,
                        1024*1024*1024));
     op->addTag(TAG_ADVANCED);
     op->addTag(TAG_FTP);
@@ -982,7 +982,7 @@ std::vector<OptionHandler*> OptionHandle
     OptionHandler* op(new NumberOptionHandler
                       (PREF_RETRY_WAIT,
                        TEXT_RETRY_WAIT,
-                       "0",
+                       "4",
                        0, 600));
     op->addTag(TAG_FTP);
     op->addTag(TAG_HTTP);
@@ -1040,7 +1040,7 @@ std::vector<OptionHandler*> OptionHandle
     OptionHandler* op(new NumberOptionHandler
                       (PREF_SPLIT,
                        TEXT_SPLIT,
-                       "5",
+                       "8",
                        1, -1,
                        's'));
     op->addTag(TAG_BASIC);