mysql 访问出错麻烦帮看下问题

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mysql 访问出错麻烦帮看下问题5

Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
	at sun.reflect.GeneratedConstructorAccessor7.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:406)
	at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1074)
	at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:343)
	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2132)
	... 17 more
Caused by: java.net.NoRouteToHostException: No route to host
	at java.net.PlainSocketImpl.socketConnect(Native Method)
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339)
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200)
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:579)
	at java.net.Socket.connect(Socket.java:528)
	at java.net.Socket.<init>(Socket.java:425)
	at java.net.Socket.<init>(Socket.java:241)
	at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:253)
	at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:292)
	... 18 more

这是服务器报的错误服务器没有开防火墙在服务器上用mysql命令可以链接到数据库可是程序报了那个错误大侠帮看下

我的hibernate配置为

<hibernate-configuration>
	<session-factory name="">
		<property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>
		<property name="hibernate.connection.url">jdbc:mysql://10.66.1.185:1026/db2</property>
		<property name="connection.userUnicode">true</property>
		<property name="connection.characterEncoding">UTF-8</property>
		<property name="hibernate.dialect">org.hibernate.dialect.MySQL5Dialect</property>
		<property name="connection.username">afdfsa</property>
		<property name="connection.password">adffs</property>
		<property name="current_session_context_class">thread</property>
		<property name="c3p0.min_size">3</property>
		<property name="c3p0.max_size">15</property>
		<property name="c3p0.timeout">1800</property>
		<mapping class="com.xinmei365.passport.enity.Account" />
		<mapping class="com.xinmei365.passport.enity.Sign" />
		<mapping class="com.xinmei365.passport.enity.Role" />
	</session-factory>
</hibernate-configuration>