+        self.register_command(cmd_LOGIN_OK)
+        self.register_command(cmd_PONG)
+        self.register_command(cmd_CHAT)
+        self.register_command(cmd_PLAYER_ID)
+        self.register_command(cmd_TURN)
+        self.register_command(cmd_THING_POS)
+        self.register_command(cmd_THING_NAME)
+        self.register_command(cmd_MAP)
+        self.register_command(cmd_PORTAL)
+        self.register_command(cmd_ANNOTATION)
+        self.register_command(cmd_GAME_STATE_COMPLETE)
+        self.register_command(cmd_ARGUMENT_ERROR)
+        self.register_command(cmd_GAME_ERROR)
+        self.register_command(cmd_PLAY_ERROR)