从数据库中修改zabbix的验证方式 0 内置 1 LDAP 2 HTTP

 MariaDB [zabbix]> select authentication_type from config ;
 +---------------------+
 | authentication_type |
 +---------------------+
 |                    |
 +---------------------+
  row in set (0.00 sec)

 MariaDB [zabbix]> update config set authentication_type =  ;
 Query OK,  row affected (0.00 sec)
 Rows matched:   Changed:   Warnings: 

 MariaDB [zabbix]> select authentication_type from config ;
 +---------------------+
 | authentication_type |
 +---------------------+
 |                    |
 +---------------------+
  row in set (0.00 sec)

 [root@zabbix-server ~]# systemctl restart zabbix-server