diff --git a/src/miners/classic/connection.d b/src/miners/classic/connection.d
index 5b26ba4..7639ffb 100644
--- a/src/miners/classic/connection.d
+++ b/src/miners/classic/connection.d
@@ -48,6 +48,9 @@ private:
 	/// Verification recieved from mc.net
 	string verificationKey;
 
+	/// Are we still negotiating the extensions.
+	bool negotiating;
+
 	/// Stored data when receiving the level
 	ubyte[] inData;
 
@@ -77,6 +80,7 @@ public:
 		this.username = csi.username;
 		this.verificationKey = csi.verificationKey;
 
+		this.negotiating = true;
 		this.packetLength = size_t.max;
 	}
 
@@ -145,7 +149,7 @@ public:
 		ci.username[name.length .. $] = ' ';
 		ci.verificationKey[0 .. key.length] = key[0 .. $];
 		ci.verificationKey[key.length .. $] = ' ';
-		ci.pad = 0;
+		ci.pad = 0x42;
 
 		sendPacket!(ci)(s);
 	}
@@ -220,6 +224,7 @@ protected:
 		ubyte type = si.playerType;
 
 		setPlayerType(type);
+		negotiating = false;
 
 		cl.indentification(ver, name, motd, type);
 	}
@@ -440,6 +445,52 @@ protected:
 		cl.playerType(type);
 	}
 
+	/**
+	 * 0x10
+	 */
+	void extInfo(ExtInfo *ei_)
+	{
+		if (!negotiating)
+			throw new Exception("ExtInfo packet not expected");
+
+		string name = removeTrailingSpaces(ei_.name);
+		int num = ntoh(ei_.numExts);
+
+		l.info("Server: \"%s\" num: %s", name, num);
+
+		ExtInfo ei;
+		ExtEntry ee;
+
+		string clientName = "Charged Miners";
+		ei.packetId = ExtInfo.constId;
+		ei.name[0 .. clientName.length] = clientName[];
+		ei.name[clientName.length .. $] = ' ';
+		ei.numExts = 1;
+
+		string extName = "EmoteFix";
+		ee.packetId = ExtEntry.constId;
+		ee.name[0 .. extName.length] = extName[];
+		ee.name[extName.length .. $] = ' ';
+		ee.ver = 1;
+
+		sendPacket!(ei)(s);
+		sendPacket!(ee)(s);
+	}
+
+	/**
+	 * 0x11
+	 */
+	void extEntry(ExtEntry *ee)
+	{
+		if (!negotiating)
+			throw new Exception("ExtEntry packet not expected");
+
+		string name = removeTrailingSpaces(ee.name);
+		int ver = ntoh(ee.ver);
+
+		l.info("Ext: \"%s\" ver: %s", name, ver);
+	}
+
 	void packet(ubyte *pkg)
 	{
 		switch(*pkg) {
@@ -492,6 +543,12 @@ protected:
 		case ServerUpdateType.constId:
 			updateType(&packets.updateType);
 			break;
+		case ExtInfo.constId:
+			extInfo(&packets.extInfo);
+			break;
+		case ExtEntry.constId:
+			extEntry(&packets.extEntry);
+			break;
 		default: // Error 
 			assert(false);
 		}
diff --git a/src/miners/classic/proto.d b/src/miners/classic/proto.d
index 7602560..e59a0bb 100644
--- a/src/miners/classic/proto.d
+++ b/src/miners/classic/proto.d
@@ -3,7 +3,7 @@
 module miners.classic.proto;
 
 
-uint clientPacketSizes[16] = [
+uint clientPacketSizes[16+16+2] = [
 	ClientIdentification.sizeof,     // 0x00
 	0,                               // 0x01
 	0,                               // 0x02
@@ -18,10 +18,17 @@ uint clientPacketSizes[16] = [
 	0,                               // 0x0b
 	0,                               // 0x0c
 	ClientMessage.sizeof,            // 0x0d
+	0,                               // 0x0e
 	0,                               // 0x0f
+
+	0, 0, 0, 0,  0, 0, 0, 0,         // 0x10 - 0x17
+	0, 0, 0, 0,  0, 0, 0, 0,         // 0x17 - 0x1f
+
+	ExtInfo.sizeof,                  // 0x20
+	ExtEntry.sizeof                  // 0x21
 ];
 
-uint serverPacketSizes[16] = [
+uint serverPacketSizes[16+16+2] = [
 	ServerIdentification.sizeof,     // 0x00
 	ServerPing.sizeof,               // 0x01
 	ServerLevelInitialize.sizeof,    // 0x02
@@ -38,6 +45,12 @@ uint serverPacketSizes[16] = [
 	ServerMessage.sizeof,            // 0x0d
 	ServerDisconnect.sizeof,         // 0x0e
 	ServerUpdateType.sizeof,         // 0x0f
+
+	0, 0, 0, 0,  0, 0, 0, 0,         // 0x10 - 0x17
+	0, 0, 0, 0,  0, 0, 0, 0,         // 0x17 - 0x1f
+
+	ExtInfo.sizeof,                  // 0x20
+	ExtEntry.sizeof                  // 0x21
 ];
 
 
@@ -64,6 +77,8 @@ union ServerPacketUnion {
 	ServerMessage            message;            // 0x0d
 	ServerDisconnect         disconnect;         // 0x0e
 	ServerUpdateType         updateType;         // 0x0f
+	ExtInfo                  extInfo;            // 0x10
+	ExtEntry                 extEntry;           // 0x11
 	ubyte[ServerLevelDataChunk.sizeof] data;
 }
 
@@ -280,3 +295,21 @@ struct ServerUpdateType
 	ubyte packetId;
 	ubyte type;
 }
+
+struct ExtInfo
+{
+	const constId = 0x20;
+
+	ubyte packetId;
+	char[64] name;
+	int numExts;
+}
+
+struct ExtEntry
+{
+	const constId = 0x21;
+
+	ubyte packetId;
+	char[64] name;
+	int ver;
+}