Error 1
Tip: connection timeout beyond 3 seconds when connected to Zabbix server "localhost".
Cause: The server configuration does not take effect.
Solution: Restart zabbix_server Service
# systemctl restart zabbix-server
Error 2
提示：Login denied: Authentication failed: 535
the reason:
Wrong password: password login password is not a mailbox, the mailbox is the authorization code third-party programs set by the system login
solution:
change the password for the authorization code