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E-mail Anti-spam Configuration

Updated: March 10, 2009

The following table lists the e-mail anti-spam settings that are configured by default for the Edge Transport role in Exchange Server in Windows EBS. These settings determine how the anti-spam features in Exchange Server act on e-mail messages in your environment to help reduce the amount of spam.

For additional details about anti-spam functionality in Exchange Server, see Exchange Server Help: On the Security Server, in the Exchange Server console, press F1.

 

Anti-spam Feature Status Setting

Attachment Filtering

Disabled

No attachment filtering is configured by default in Exchange Server.

noteNote
E-mail attachment filtering is configured by default in Forefront Security for Exchange Server. For more information, see E-mail Anti-malware Configuration.

Content Filtering

Enabled for external mail

Disabled for internal mail

Reject messages that have a SCL rating greater than or equal to is set to 7.

IP Allow List

Enabled for external mail

Disabled for internal mail

No addresses are configured.

IP Allow List Providers

Enabled for external mail

Disabled for internal mail

No providers are configured.

IP Block List

Enabled for external mail

Disabled for internal mail

No addresses are configured.

IP Block List Providers

Enabled for external mail

Disabled for internal mail

No providers are configured.

Recipient Filtering

Enabled for external mail

Disabled for internal mail

Block messages sent to recipients not listed in the Global Address List is enabled.

Sender Filtering

Enabled for external mail

Disabled for internal mail

No senders are configured.

Sender ID

Enabled for external mail

Disabled for internal mail

The Stamp message with Sender ID result and continue processing option is enabled as the action when the Sender ID check fails.

Sender Reputation

Enabled for external mail

Disabled for internal mail

  • Perform an open proxy test when determining sender confidence level is enabled.

  • Sender Reputation Level Block Threshold is set to 7.

  • Threshold Action is set to 24 hours.

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