Home > Optional Services > Advanced SPAM Filtering > How To Use
You can set the advanced spam filter level from 0 to 20.
To optimize the filter level, please refer to the 'X-Spam-Level' on your E-mail header information. The more asterisks (*) there are, the higher the possibility of the message being SPAM.
ex.) When the advanced filter level is set to 7...

X-Spam-Level: *******>>Not received.
X-Spam-Level:****** >>Received.
Open the message you want to check, and select 'Properties' from the 'File' menu.

Click on the details tab to check the number of asterisks (*) at the "X-Spam-Level" section on the message's internet header.
