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Cisco ASA 5500 Series Configuration Guide using ASDM
Chapter 47 Configuring Inspection of Basic Internet Protocols
SMTP and Extended SMTP Inspection
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MIME File Type Filtering—Opens the MIME Type Filtering dialog box to configure MIME file
type filters.
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Default Level—Sets the security level back to the default level of Low.
• Details—Shows the Parameters and Inspections tabs to configure additional settings.
Modes
The following table shows the modes in which this feature is available:
Add/Edit ESMTP Policy Map (Details)
The Add/Edit ESMTP Policy Map (Details) dialog box is accessible as follows:
Configuration > Global Objects > Inspect Maps > ESMTP > ESMTP Inspect Map > Advanced
View
The Add/Edit ESMTP Policy Map pane lets you configure the security level and additional settings for
ESMTP application inspection maps.
Fields
• Name—When adding an ESMTP map, enter the name of the ESMTP map. When editing an ESMTP
map, the name of the previously configured ESMTP map is shown.
• Description—Enter the description of the ESMTP map, up to 200 characters in length.
• Security Level—Shows the security level and mime file type filtering settings to configure.
• Parameters—Tab that lets you configure the parameters for the ESMTP inspect map.
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Mask server banner—Enforces banner obfuscation.
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Configure Mail Relay—Enables ESMTP mail relay.
Domain Name—Specifies a local domain.
Action—Drop connection or log.
Log—Enable or disable.
• Inspections—Tab that shows you the ESMTP inspection configuration and lets you add or edit.
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Match Type—Shows the match type, which can be a positive or negative match.
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Criterion—Shows the criterion of the ESMTP inspection.
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Value—Shows the value to match in the ESMTP inspection.
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Action—Shows the action if the match condition is met.
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Log—Shows the log state.
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Add—Opens the Add ESMTP Inspect dialog box to add an ESMTP inspection.
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Edit—Opens the Edit ESMTP Inspect dialog box to edit an ESMTP inspection.
Firewall Mode Security Context
Routed Transparent Single
Multiple
Context System
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