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最开始登陆直接报错 我的远程登陆系统是Mac os
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nancylulululudeMacBook-Air:bin nancy$ MySQL -h 172.16.158.132 -u root -p
Enter password:
ERROR 2003 (HY000): Can't connect to MySQL server on '172.16.158.132' (61)
能ping通
nancylulululudeMacBook-Air:bin nancy$ ping 172.16.158.132
PING 172.16.158.132 (172.16.158.132): 56 data bytes
64 bytes from 172.16.158.132: icmp_seq=0 ttl=64 time=1.361 ms
64 bytes from 172.16.158.132: icmp_seq=1 ttl=64 time=1.622 ms
64 bytes from 172.16.158.132: icmp_seq=2 ttl=64 time=0.399 ms
应该是端口问题
登陆mysql服务器
查看mysql端口
[root@nancycici src]# netstat -apn | grep 3306
tcp6 0 0 :::3306 :::* LISTEN 36866/mysqld
查看端口防火墙
[root@nancycici src]# firewall-cmd --query-port=3306/tcp
no
修改端口
[root@nancycici src]# firewall-cmd --zone=public --add-port=3306/tcp --permanent
success
[root@nancycici src]# firewall-cmd --query-port=3306/tcp
no
重新加载
[root@nancycici src]# firewall-cmd --reload
success
[root@nancycici src]# firewall-cmd --query-port=3306/tcp
yes
客户端登陆成功
nancylulululudeMacBook-Air:bin nancy$ mysql -h 172.16.158.132 -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 24
Server version: 5.7.25 MySQL Community Server (GPL)
Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
-D 登陆数据库
mysql -h 172.16.158.132 -D nancyuser -u root -p