New answers tagged outlook
Looking over your configuration and the mail.log, it appears that you are trying to send E-mail from this server to email@example.com and optonline is rejecting your attempt for some reason. In the log, I see "helo=< Ebear>" which I would think should be "helo=< ebear.us>" You may want to take a packet capture with tcpdump to see what is actually ...
Your Postfix config specifies localhost (127.0.0.1) in mynetworks, which is then permitted in smtpd_relay_restrictions. This is why SquirrelMail can relay: it's sending from localhost. Since you have also specified permit_sasl_authenticated in the relay restrictions, it would appear that Outlook is not authenticating with SASL (SMTP Auth).
This has helped me out greatly and one thing to add is I am using Office 365 and these commands were exactly what I needed. Apologies for forgetting about this post but I did find a solution in October of 2013. For some reason my mailbox had been set as the Journal Report NDR destination and, beginning with Exchange 2013, mailbox and transport rules do not ...
The problem is a Microsoft decision to change procedure without telling - in a hotfix Applied about a year ago (july-oct 2014) - They only use the HiddenFromAddressListsEnabled variable on the object (if you use VBS) as a GUI enabler - the action part (which is new and not announced by MS) is "ShowInAddressBooks" - It is so lame to expierence such changes ...
A Spam filter may also be the cause if emails are passing through it and the email address is not registered on it as yet
Outlook's built-in encryption uses a simple public/private key exchange scheme. In theory, all you should need to decrypt an email encrypted with Outlook's built-in encryption would be the digital ID (the sender will require your public key to encrypt, you will require the private key to decrypt), and any RFC5652-compliant email client, but as that KB ...
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