Zohoを使う場合のActionMailer設定
ぐぐったら載ってたのでメモ。
Rails ActionMailer configuration for Zoho - Stack Overflow
ActionMailer::Base.delivery_method = :smtp
ActionMailer::Base.smtp_settings = {
:address => "smtp.zoho.com",
:port => 465,
:user_name => 'someone@somewhere.com',
:password => 'password',
:authentication => :login,
:ssl => true,
:tls => true,
:enable_starttls_auto => true
}