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Cisco ASA Series Firewall ASDM Configuration Guide
Chapter11 Configuring Inspection of Basic Internet Protocols
SMTP and Extended SMTP Inspection
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Default Level—Sets the security level back to the default level of Low.
MIME File Type Filtering
The MIME File Type Filtering dialog box is accessible as follows:
Configuration > Global Objects > Inspect Maps > ESMTP > MIME File Type Filtering
The MIME File Type Filtering dialog box lets you configure the settings for a MIME file type filter.
Fields
•Match Type—Shows the match type, which can be a positive or negative match.
•Criterion—Shows the criterion of the inspection.
•Value—Shows the value to match in the inspection.
•Action—Shows the action if the match condition is met.
•Log—Shows the log state.
•Add—Opens the Add MIME File Type Filter dialog box to add a MIME file type filter.
•Edit—Opens the Edit MIME File Type Filter dialog box to edit a MIME file type filter.
•Delete—Deletes a MIME file type filter.
•Move Up—Moves an entry up in the list.
•Move Down—Moves an entry down in the list.
Add/Edit ESMTP Policy Map (Security Level)
The Add/Edit ESMTP Policy Map (Security Level) dialog box is accessible as follows:
Configuration> Global Objects > Inspect Maps > ESMTP > ESMTP Inspect Map > Basic 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 ESMTPS map is shown.
•Description—Enter the description of the ESMTP map, up to 200 characters in length.
•Security Level—Select the security level (high, medium, or low).
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Low—Default.
Log if command line length is greater than 512
Log if command recipient count is greater than 100
Log if body line length is greater than 1000
Log if sender address length is greater than 320
Log if MIME file name length is greater than 255
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Medium
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