diff --git a/GameServer/lib/continuations.jar b/GameServer/lib/continuations.jar
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diff --git a/GameServer/lib/scala-compiler.jar b/GameServer/lib/scala-compiler.jar
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diff --git a/GameServer/lib/scala-library.jar b/GameServer/lib/scala-library.jar
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diff --git a/GameServer/src/org/moparscape/msc/gs/connection/filter/ConnectionFilter.java b/GameServer/src/org/moparscape/msc/gs/connection/filter/ConnectionFilter.java
new file mode 100644
index 0000000..dd65529
--- /dev/null
+++ b/GameServer/src/org/moparscape/msc/gs/connection/filter/ConnectionFilter.java
@@ -0,0 +1,43 @@
+package org.moparscape.msc.gs.connection.filter;
+
+import java.net.InetSocketAddress;
+import java.net.SocketAddress;
+
+import org.apache.mina.common.IoFilter;
+import org.apache.mina.common.IoSession;
+import org.apache.mina.filter.BlacklistFilter;
+import org.moparscape.msc.gs.util.Cache;
+
+public class ConnectionFilter extends BlacklistFilter {
+	private Cache<InetSocketAddress, Integer> connections = new Cache<InetSocketAddress, Integer>();
+	private static final int BLOCK_THRESHOLD = 5;
+
+	public void sessionCreated(IoFilter.NextFilter nextFilter, IoSession session) {
+		final SocketAddress sa = session.getRemoteAddress();
+		if (sa != null && sa instanceof InetSocketAddress) {
+			final InetSocketAddress a = (InetSocketAddress) sa;
+			final Integer val = connections.get(a);
+			System.out.println(val);
+			final Integer retVal = connections.put(a, val == null ? 1 : val + 1);
+			if (retVal != null && retVal > BLOCK_THRESHOLD) {
+				block(a.getAddress());
+			}
+		}
+		super.sessionCreated(nextFilter, session);
+	}
+
+	public void sessionClosed(IoFilter.NextFilter nextFilter, IoSession session)
+			throws Exception {
+		final SocketAddress sa = session.getRemoteAddress();
+		if (sa != null && sa instanceof InetSocketAddress) {
+			final InetSocketAddress a = (InetSocketAddress) sa;
+			final Integer val = connections.get(a);
+			System.out.println(val);
+			final Integer retVal = connections.put(a, val == null ? 1 : val + 1);
+			if (retVal != null && retVal - 1 <= BLOCK_THRESHOLD) {
+				unblock(a.getAddress());
+			}
+		}
+		super.sessionClosed(nextFilter, session);
+	}
+}
diff --git a/GameServer/src/org/moparscape/msc/gs/connection/filter/OSLevelBlocking.scala b/GameServer/src/org/moparscape/msc/gs/connection/filter/OSLevelBlocking.scala
new file mode 100644
index 0000000..a6918c5
--- /dev/null
+++ b/GameServer/src/org/moparscape/msc/gs/connection/filter/OSLevelBlocking.scala
@@ -0,0 +1,74 @@
+package org.moparscape.msc.gs.connection.filter;
+
+import java.util.List
+import java.util.concurrent.CopyOnWriteArrayList
+import org.moparscape.msc.gs.Server
+import org.moparscape.msc.gs.core.DelayedEventHandler
+import org.moparscape.msc.gs.event.DelayedEvent
+import org.moparscape.msc.gs.util.Logger;
+import org.moparscape.msc.config.Config
+
+object OSLevelBlocking {
+
+  private val block_ = {
+    println(System.getProperty("os.name"))
+    if (System.getProperty("os.name") startsWith "(?i)linux") {
+      def b(ip: String) {
+        Runtime.getRuntime().exec("sudo route add -host " + ip + " reject")
+      }
+      b _
+    } else {
+      // Windows blocking - untested - won't work on Windows 7
+      def b(ip: String) {
+        Runtime.getRuntime().exec("route ADD " + ip + " MASK 255.255.255.255 " + Config.UNUSED_IP)
+      }
+      b _
+    }
+  }
+  private val unblock_ = {
+    if (System.getProperty("os.name") startsWith "(?i)linux") {
+      def u(ip: String) {
+        Runtime.getRuntime().exec("sudo route del " + ip + " reject")
+      }
+      u _
+    } else {
+      // Windows blocking - untested - won't work on Windows 7
+      def b(ip: String) {
+        Runtime.getRuntime().exec("route DELETE " + ip)
+      }
+      b _
+    }
+  }
+
+  private val blocked = new CopyOnWriteArrayList[String];
+
+  private val events = Server.getServer().getEngine().getEventHandler()
+
+  def block(ip: String) {
+    if (!blocked.contains(ip)) {
+      events.add(new DelayedEvent(null, 1800000) {
+
+        def run() {
+          unblock(ip)
+
+        }
+      })
+      block_(ip)
+      blocked.add(ip)
+      Logger.println("Blocked " + ip)
+    }
+  }
+
+  def unblock(ip: String) {
+    try {
+      unblock_(ip)
+      blocked.remove(ip)
+      Logger.println("Unblocked " + ip)
+    } catch {
+      case e: Exception => {
+        Logger.error(e)
+        Logger.println("Failed to unblock " + ip)
+      }
+    }
+  }
+}
diff --git a/GameServer/src/org/moparscape/msc/gs/util/Cache.java b/GameServer/src/org/moparscape/msc/gs/util/Cache.java
new file mode 100644
index 0000000..698928c
--- /dev/null
+++ b/GameServer/src/org/moparscape/msc/gs/util/Cache.java
@@ -0,0 +1,34 @@
+package org.moparscape.msc.gs.util;
+
+import java.util.Map;
+
+import org.apache.commons.collections.map.LRUMap;
+
+/**
+ * A basic cache backed by a {@link LRUMap}.
+ * 
+ * @author CodeForFame
+ * 
+ */
+public class Cache<K, V> {
+
+	private final Map<K, V> cache;
+	
+	public Cache() {
+		this(100);
+	}
+
+	@SuppressWarnings("unchecked")  // Commons and their failure to support generics...
+	public Cache(int maxSize) {
+		cache = new LRUMap(maxSize);
+	}
+
+	public V get(K key) {
+		return cache.get(key);
+	}
+
+	public V put(K key, V value) {
+		return cache.put(key, value);
+	}
+
+}
\ No newline at end of file