Microsoft is investigating a known issue that prevents some Classic Outlook users from sending emails via Outlook.com.

When your server is connecting to the remote MTA, it's claiming to be mprsdc01.mprs.local. RR must have a check in place to make sure the sending domain exists. Of course their machine can't resolve ...

Microsoft has disclosed a Classic Outlook bug that blocks users from sending email via Outlook.com, returning a ...

Hi,<br><br>We have a problem with our external SMTP server. The problem is that intermittently it cannot send mail to remote MX's.<br><br>Exchange2k(LAN) <-----> Merak8(DMZ) <-----> ...

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