配置SMTP告警邮箱时，日志一直提示25端口无法连接，可以在配置文件里加个配置smtp的端口吗

[fengchao910730674]

配置SMTP告警邮箱时，日志一直提示25端口无法连接，可以在配置文件里加个配置smtp的端口吗

[fengchao910730674]

2021-11-03 16:50:00.031 - ERROR [redis-notify-pool-thread-2] Alert task failed, group name = admin
org.springframework.mail.MailSendException: Mail server connection failed; nested exception is com.sun.mail.util.MailConnectException: Couldn't connect to host, port: smtp.163.com, 25; timeout -1;
nested exception is:
java.net.ConnectException: Connection refused (Connection refused). Failed messages: com.sun.mail.util.MailConnectException: Couldn't connect to host, port: smtp.163.com, 25; timeout -1;