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

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Email password fails with & in it

Wondering if anyone has seen this before, where an email password fails because it had an & in it? As you can imagine it took ages to get to the bottom of what was going on. Kept resetting ...
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33 views

Domain stuck in google DNS?

I have a customer who made a mess of things setting up google apps. She has now closed her google apps account and we are getting emails via POP to gmail successfully using gmail fetch. However in ...
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407 views

IP blocked because: (smtpauth) Failed SMTP AUTH login from - can someone explain?

Today I had a few users blocked in our server firewall because of: (smtpauth) Failed SMTP AUTH login from Can someone explain the reason? What does it exactly mean? Could someone be using the our ...
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75 views

Using an external mail sending provider for my websites?

Let's say I have made 20-30 websites, that send emails such as contact form responses, welcome emails, forgotten password reminders, and similar transactional emails. What is the benefit of using a ...
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549 views

phpbb3 email settings for Zoho SMTP server

I've spent a while guessing and googling, and haven't found an answer. In the past I setup my forums to send via my Gmail account, but spambots with fake emails have flooded my inbox, so I setup ...
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513 views

Google SMTP relay sending limits

I'm considering using Google Apps for email with my company domain and for sending emails to customers from my website using SMTP. On Google's website it says the following: Limits for registered ...
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76 views

How does my server validate my email address

I am attempting to send emails from my website (localhost, test and live) and I am finding that only a fraction ever reach their destination. One of the problems may be that my web server is not ...
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627 views

Email error “Authentication is required for relay”

I have recently moved all of my websites to a new (and more secure server). Out of 50 customers, 2-3 are having email issues, specifically with sending emails within the same domain and to domains on ...
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142 views

Adding an SMTP server that would result in more delivered emails

I am very curious, so sorry if I am asking this in the wrong way, but I can't find this info anywhere. I have a newsletter service installed in my Joomla 3.1 that allows me to send emails via PHP ...
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1k views

Problems using PHP on a Plesk Windows dedicated server

I'm having a few issues with my dedicated Windows server that has a Plesk panel: 1.) I can't send e-mail via PHP's mail() function, it always returns the following error: SMTP server response: ...
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197 views

using gmail for automated site emails - recommended? allowed?

is it okay to use gmail to send automated emails for your website via SMTP? i know there are services like Amazons SES, but i don't know if i need it. I want to only send the following types of ...
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625 views

Email containing links of a website is landing in SPAM

I am using sendgrid SMTP Server to send the e-mails from my java web application. The issue is the any e-mail containing external links to a one website and images are going to spam. If i remove the ...
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16 views

Guide to migrating live Ubuntu server [duplicate]

Does anyone know of a good guide for migrating from one Ubuntu server to another. I am going to move the home of my live ruby on rails application and I need to have as little down time as possible, ...
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1k views

Using a SMTP Service for email

This may be a horribly obvious question, but I'm learning and just need someone to confirm it for me. I putting together a private social network that needs to email their members (through the social ...