--- title: "Configuring SMTP Relay Gmail For Secure Delivery Of Emails | DuoCircle" description: "Join the thousands of organizations that use DuoCircle Find out how affordable it is for your organization today and be pleasantly surprised.Interested in" image: "https://www.duocircle.com/images/og-default.png" canonical: "https://www.duocircle.com/content/mail-relay-smtp/smtp-relay-gmail/" --- Content # Configuring SMTP Relay Gmail For Secure Delivery Of Emails To configure SMTP relay through Gmail, set the outgoing mail server to smtp.gmail.com, enable user authentication with your Gmail address and password, and use a secure connection — port 465 for SSL or 587 for TLS. Any Gmail account can use this free relay, but Google caps sending at 99 emails per day, resetting after 24 hours. [ Talk to an Expert → ](/contact/) [ See what we make ](/products/) ## Configuring SMTP Relay Gmail For Secure Delivery Of Emails [Fix Your SPF Errors Now](/content/spf-permerror) ### What Is SMTP Relay Service In Gmail? _SMTP (Simple Mail Transfer Protocol) is the standard way by which emails get delivered on the internet._ SMTP relay is somewhat similar to the relay races, where one runner keeps passing the baton to the other until it reaches the finish line. Through [Mail relay SMTP](/content/mail-relay-smtp) Gmail, _users can avoid wasting their crucial resources on managing their outgoing mail server_. They can configure Google’s SMTP server settings into whatever program or script from which they wish to send an email. Unlike an [open mail relay](/content/mail-relay-smtp/open-mail-relay), which is always **prone to attacks by hackers**, SMTP relay Gmail is a secure way to forward emails. ![mail relay smtp](https://media.mailhop.org/duocircle/images/2020/05/gateway-filters.png) ### How To Setup SMTP Relay Gmail? _Any person having a Gmail account can use the [SMTP relay free](/content/mail-relay-smtp/smtp-relay-free) services offered by Gmail_. Users should ensure to have the following settings for all outgoing emails. - The outgoing mail server is smtp.gmail.com. - User authentication should be Yes. - The user should use a secure connection, preferably TLS or SSL. - The username is the Gmail account of the user. - The Gmail account password serves as the password for this service, as well. - The user should have Port 465 for SSL and Port 587 for TLS. Once these settings get configured on the Gmail account, the user can send personal as well as official emails free of cost using the SMTP Relay Gmail service. [Google limits](https://support.google.com/a/answer/166852?hl=en) the number of emails a user can send in a day, via its **portable SMTP server**. It restricts the number of messages sent per day to 99 emails, which gets automatically removed after 24 hours. _Users can choose SMTP relay O365, which offers a higher delivery limit per day._ ### Benefits of Google’s Portable SMTP Relay Software - All the sent emails will be **backed-up and searchable** on Google’s servers. - All emails from Gmail or Google Apps account get stored in one convenient place. - _There is a reduced probability that an ISP might block the email because Google’s server_ does not use port 25. _Using the [SMTP relay service](/content/mail-relay-smtp/smtp-relay-service) is beneficial because it ensures that the emails do not reach the spam or the junk folder of the recipient_. Besides ensuring the **prompt delivery** of emails, SMTP Relay Gmail provides automated notifications of issues or problems with the email traffic. Setting up the SMTP Relay Gmail service is also straightforward that any new user can easily configure it. MORE – [What is SMTP relay](/content/mail-relay-smtp/what-is-smtp-relay) ![smtp relay gmail](https://media.mailhop.org/duocircle/images/2020/05/free-spam-filtering-service.png) ##### Join the thousands of organizations that use DuoCircle --- Find out how affordable it is for your organization today and be pleasantly surprised. [Outbound SMTP - Sign Up FREE](/email/outbound-smtp)Interested in our Partner Program for MSPs and VARs? Visit Our [MSP Partner Program](/msp-partner-program). ## Ready to talk? Same-day response from someone technical. We tell you yes or no quickly. If yes, we get to work. 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