Unable to send an email.

Unable to send an email.

Hi,

I am unable to send emails. Please fix this problem. I am getting below error message.

Unable to connect SMTP server:smtpout.mail.zoho.com Reason:Authentication failed:554 5.1.8 Sender Address Blocked

I was trying to send job openings to my candidates. I wasn't aware of the daily limit. Please fix this problem and I assure you that we will not violate your policy terms.

Email- deepak@ziphertech.com

Regards,

Deepak