What is Backup MX?
Backup MX [http://www.prolateral.com/backupmx] (also known as SMTP
Backup or Secondary SMTP) is an email service that sits at a lower
priority then your primary mail server.
Backup MX is essentially a SMTP Serve...
How do I use BackupMX?
How do I setup BackupMX?
To use the Backup MX [http://www.prolateral.com/backupmx] service you
need to make a simple change to your DNS and add the BackupMX servers
at a lower priority (thats a higher MX numb...
Does BackupMX have spam filtering?
The answer to that question is both yes and no. Backup MX
[http://www.prolateral.com/backupmx] incorporates greylisting but not
full spam protection. For full spam protection please see the section...
What is Greylisting?
Greylisting is a method of blocking significant amounts of spam at the
mailserver level, but without resorting to heavyweight statistical
analysis or other heuristical approaches.
Greylisting relies on the fac...