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数据库远程连接报错ERROR 2003 (HY000): Can't connect to MySQL server on '10.102.169.77' (111)

1.报错如下: ERROR 2003 (HY000): Can't connect to MySQL server on '10.102.169.77' (111) ERROR 2003 (HY000): Can't connect to MySQL server on '10.0.0.163' (111 "Connection refused") 2.telnet也无法访问。检查3306端口也一直在打开。 3.检查后发现数据