Google Postini Message Security Using Postini with Google Apps Education Edition - Manual (Page 11)

Using Postini Message Security with Google Apps Education Edition 11
4. On the Inbound Content Manager page, click Edit Settings .
5. Set Content Filtering to On .
6. In the Quarantine Administrator field, enter the address of the administrator who should
receive messages captured by content filters. (Content Manager sends these messages
to the administrator’s quarantine in the Message Center.)
7. Select “ Allow mail from Approved Senders to bypass Content Manager filters ” (so
messages from the org’s Approved Senders aren’t blocked by content filters).
8. Leave the default text in the Bounce Message field, unless you want to change the
message the senders receive if a filter returns their messages.
9. Leave the checkbox “Apply settings to existing sub-orgs” unchecked.
10. Click Save.
Create a Filter to Block Inbound Messages
Follow these steps to create a filter that limits incoming messages to only users in your
domain:
1. Access the Inbound Content Manager page for your user organization, as described in
“Enable Content Manager.”
2. Click Add Custom Filter .
3. In the Filter Name field, enter a descriptive name for the filter, for example, “Internal
Inbound Mail” (the name can be up to 15 characters long).
4. Set Filter Status to On.