If you encounter an authentication error, first ensure you are using an exact username and password combination from your account. SSL > available on ports 465, 8465, and 443. TLS or no encryption > available on ports 25, 2525, 8025, 587, and 80. We recommend trying different port options and we provide the following depending on the type of encryption you use: PortsĬommon connection issues can typically be due to using a port that isn’t open for you. Please see the static IP options available here. We recommend connecting to but certain models may require or prefer you connecting directly to an IP address.

Here are a few tips that we recommend trying, and some settings that are worth double-checking, if you’re encountering issues. For details, go to SPF record: Google Workspace plus other senders.The setup of printers or copiers for scan to email can be a little tricky and may require trying a few different options for it to work successfully. Your SPF record must reference all senders for your domain. Make sure your SPF record includes the IP address or domain for the device or app that's sending messages from your domain so messages from these devices aren't rejected.

In your Google Admin console, add the device or app IP address to the allowlist by following the steps in Add IP addresses to allowlists in Gmail.

For the server address, enter aspmx.l.

Connect your device or app to the restricted Gmail SMTP server:.

TLS and authentication aren't required.

The fully qualified domain name of the SMTP service is aspmx.l.

Google Workspace per-user limits apply.

Verify the IP address of your device or app.

When using the restricted Gmail SMTP server: If your device or app doesn't support SSL, you must use the restricted SMTP server aspmx.l. This option doesn't require authentication. This option lets your organization send messages to Gmail or Google Workspace users only. Option 3: Send email with the restricted Gmail SMTP server

Make sure to sign in to the account before you use it with the device or app. For authentication, enter your complete Google Workspace email address (for example: and password.For Port, enter one of the following numbers:.On the device or in the app, for server address, enter.The fully qualified domain name of the SMTP service is .Spam filters might reject or filter suspicious messages.The sending limit is 2,000 messages per day.

The device uses those credentials every time it attempts to send email. This option requires you to authenticate with your Gmail or Google Workspace account and password when you set it up. If you connect using SSL or TLS, you can send email to anyone inside or outside of your organization using as your SMTP server. Option 2: Send email with the Gmail SMTP server Set up your devices and apps to connect to the SMTP service on one of these ports: 25, 465, or 587.Set up SMTP relay in Google Workspace by following the steps in Route outgoing SMTP relay messages through Google.Dynamic IP addresses (authentication might require a static IP address).Suspicious messages might be filtered or rejected.Learn more about sending limits for the SMTP relay service. Each user in your organization can relay messages up to 10,000 recipients per day.The SMTP relay service authenticates messages with IP addresses, so devices and apps can send messages to anyone inside or outside of your organization. We recommend using the SMTP relay service to send email from devices or apps. Option 1: Send email with SMTP relay (recommended) These devices might not support sending email. Older scanners or printers might not support OAuth, which lets apps and devices share Google Account data without requiring a username or password.For help setting up your device or app to send email, check the support information or contact the vendor for the device or app. Google doesn’t support issues with third-party devices or apps.Option 3: Send email with the restricted Gmail SMTP server.Option 2: Send email with the Gmail SMTP server.Option 1: Send email with SMTP relay (recommended).You have 3 options for setting up email with a printer, scanner, or app based on what your device or app supports: Set up Gmail to send email from common printers and scanners, including Canon, Epson, HP, Ricoh, and Xerox. If you're a Gmail user who wants to send email from a device or app, contact your organization's administrator.Īs an administrator, you can set up devices and apps to send email through Google Workspace. This article is for Google Workspace administrators who want to send email from devices or apps in their organization or domain.

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