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Questions tagged [smtp]

Simple Mail Transfer Protocol - an Internet standard for electronic mail (e-mail) transmission across Internet Protocol (IP) networks.

SMTP (Simple Mail Transfer Protocol) is an Internet standard for electronic mail (e-mail) transmission across Internet Protocol (IP) networks.

SMTP is specified for outgoing mail transport and uses TCP port 25.

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How to use Gmail's "Send Mail As" with another Gmail account through SMTP without "On Behalf Of"?

Related to this question, I want to remove the "On Behalf Of" when I send an email from another Gmail account via the web ui. So, as of now, my email is being shown as From emailA@gmail.com on behalf of emailB@gmail.com. When inputting the email…
Rebecca Chernoff
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Gmail rejects SMTP password with 2-factor authentication

I am using the Mail app on Mac OS X to access my Gmail account using 2-factor authentication. The app is configured with an application-specific password and it works fine for a few days: email can be sent and received without a problem. But then I…
Guy Gur-Ari
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Send mail from a Gmail catch all address

I just recently set up Google Apps (Standard) on my domain, and I have a catch-all e-mail address on it that I pull e-mail from locally, so I can easily receive e-mail to anything@example.com. Now I want it to work in reverse - I want to be able to…
Michael Mrozek
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Why does Gmail no longer offer the 'Send through Gmail option' for aliases?

In the past, I could add any email address that I own via Settings → Accounts → Add another email address you own. I document this on my blog. On that wzard, there were 2 options: But now it only lets you specify the SMTP server directly and it…
Chris Beck
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Gmail keeps turning off 'Less secure app access' feature

When attempting to send an email (using Gmail SMTP) from my web application I get error message about failed authentication. This is a result of 'Less secure app access' feature being turned off in Gmail security settings. I was able to send emails…
mmeee
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Send email to a certain person from a certain address with Gmail

I have both the default Gmail SMTP and my company's SMTP configured in Gmail. My company has asked that I always send emails to them using their SMTP and from address. But for general communication to other people I'd like to use my Gmail…
Gmail wanderer
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Can Gmail display error messages for SMTP failures?

For one of my configured email accounts in Gmail I send mail using my university's SMTP server. This works fine most of the time. When my university password expired Gmail was no longer able to send mail via SMTP, but it provided no feedback…
Adam Franco
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Replying from Gmail with custom POP3 settings and auto selecting the associated custom SMTP settings

I set up Gmail to add a POP3 and SMTP server for sending mail. Whenever I get mail to that new address though, and I press on reply it still tries to reply by default by using my @gmail.com address. Is there a way that when I get mail to that new…
Brian R. Bondy
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Gmail "Send Mail As" from a Google Apps account, using an alias

I have two Google mail accounts: my main account (myself@gmail.com) and a Google Apps account (myself@g.mydomain.com). I would like to use my primary gmail.com address to sign in and receive all mail, but still be able to send mail from an alias of…
jtbandes
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Is it possible to utilize the "Send mail as" Gmail feature from SMTP?

I use Mail for Mac OSX Snow Leopard. I have my Gmail linked to non-Gmail email accounts so that I can send mail as them. Is there a way to use this feature without the web interface (SMTP)?
Kendall Hopkins
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Why is SendGrid limiting my account to 100 emails per month instead of 100 emails per day?

SendGrid advertises that their free plan offers 100 emails per day. After a few days of use, I noticed that my emails were no longer being sent out. I checked my account and it was showing this message: You have used all 100 monthly emails for your…
Pikamander2
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Avoid UTF8 option is gone from Gmail

I recently tried to send an email to a colleague, and received the following error: local-part of envelope RCPT address contains utf8 but the remote server did not offer SMTPUTF8 Many posts suggest that you avoid the UTF8 option in Gmail. This…
Amir Sagiv
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Gmail 'send mail as' setup always fails using an alias from a "separate" Gmail account

I have a Google Workspace account with a single email address: admin@domain.com. I enabled POP access in the Workspace account, and also configured an "alternate email" (alias): alternate@domain.com. I also have a personal (free) Gmail account:…
Chris Morris
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How to send emails from my Gmail account through another mail service?

I want to send an email from my Gmail under another mail address. (In this case, I want to use the mail service that I have at www.123-reg.co.uk) Here what I've tried so far: I clicked "Add another email address" at "Send mail as:" in the settings…
Hashirama Senju
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Setting up "Send As" on Gmail to an outlook account gets "Missed upload deadline" error

I was trying to set up "Send As" on gmail for my school account and even though I was certainly using the instructions on outlook, and the correct password and username I was getting "Missed upload deadline (9.9 sec)". After some searching I found…
oarsome
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