解决在mysql中连接mycat报错111：ERROR 2003 (HY000): Can't connect to MySQL server on '192.168.57.129' (111)

    今天在配置MyCat读写分离时，修改mycat的schama.xml配置文件重启mycat，在mysql中连接mycat，输入：mysql -umycat118 -p123 -P 8066 -h192.168.57.129，报错：ERROR 2003 (HY000): Can't connect to MySQL server on '192.168.57.129' (111)。检查几遍配

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