Zoho配置
set from=XXX@zoho.com
set smtp=smtps://smtp.zoho.com:465
set smtp-auth-user=XXX@zoho.com
set smtp-auth-password=XXX
set smtp-auth=login
set ssl-verify=ignore
mailx -v(verbose) -s(title) -a(attachment) abc@abc.com
原文：https://blog.51cto.com/353244/2410649