Category Archives: Google

Sending SMTP email as a group

In Google Apps you can create groups that redirect all incoming emails to the specified recipients. What if you also need to send emails as this group through SMTP? Here’s how to do it:

Step 1: Find out the IP address that’s gonna be using the SMTP

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123.45.67.89

Step 2: Whitelist that IP on the Google Apps Admin Panel

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Google Apps > Settings for Gmail > Advanced settings > Email whitelist > 123.45.67.89

Step 3: Whitelist that IP on the DNS SPF record:

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v=spf1 ip4:123.45.67.89 include:_spf.google.com ~all

Step 4: SMTP configuration

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Host: aspmx.l.google.com
Port: 25
Connection Type: open
Username: your.group@domain.com
Password: or a fake password (it will not be used)

More help here: http://support.google.com/a/bin/answer.py?hl=en&answer=176600