Google Postini Message Security Using Postini with Google Apps Education Edition User Manual
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Using Postini Message Security with Google Apps Education Edition
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5. On Attachment Manager’s Edit page:
a. Set Filter Status to On.
b. Enter the address of an administrator who should handle all messages quarantined
by attachment filters.
c. Check Approved Senders (so messages from the org’s Approved Senders don’t get
blocked by attachment filters).
d. Click Save.
6. Click the Filters link in the dark gray bar.
7. On the Filters page, enter a Maximum Message Size that users in this organization can
receive. Messages with total attachments that exceed this limit will be bounced back to the
sender.
Note:
This changes the size limit for Postini filters. The size limit for Google Apps mail is
not changed and still applies.
8. Under Custom File Types, enter file extensions in appropriate fields, depending on your
desired disposition for messages containing those types of attachments (as described
below). Separate each extension with a comma.