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Perform the following steps on the Inbound SMTP Relay Server Publishing Rule:
1.Right click the Inbound SMTP Relay rule and click Configure SMTP.
2.Click on the General tab in the Configure SMTP Protocol Policy dialog box. Place a checkmark in the Enable support for Message Screener check box.
3.Click on the Keywords tab. Click the Add button. In the Mail Keyword Rule dialog box, enter mail enhancement in the Keyword text box. Select the Message header or body option. Select the Hold message option from the Action list. Click OK.
4.Click Apply and then click OK in the Configure SMTP Protocol Policy dialog box.
5.Click Apply to save the changes and update the firewall policy.
6.Click OK in the Apply New Configuration dialog box.
ISA Server 2004 Configuration Guide | 197 |