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IronPort - advanced configuration guide

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Chapter 5 Email Authentication<br />

OL-25137-01<br />

The maximum allowed difference in time (in seconds) between the sender’s system time and<br />

verifier’s. For example, if the message signature expires at 05:00:00 and the verifier’s system time<br />

is 05:00:30, the message signature is still valid if the allowed difference in time is 60 seconds but it<br />

is invalid if the allowed difference is 10 seconds. The default is 60 seconds.<br />

An option whether to use a body length parameter.<br />

The SMTP action to take in case of a temporary failure.<br />

The SMTP action to take in case of a permanent failure.<br />

You can search through all of your existing verification profiles by the profile name.<br />

You can export your DKIM verification profiles as a text file in your Cisco <strong>IronPort</strong> appliance’s<br />

configure directory. When you export the verification profiles, all of the profiles existing on the<br />

appliance are put into a single text file. See Exporting DKIM Verification Profiles, page 5-19 for more<br />

information.<br />

You can import DKIM verification profiles that you previously exported. Importing DKIM verification<br />

profiles causes all of the current DKIM verification profiles on the machine to be replaced. See<br />

Importing DKIM Verification Profiles, page 5-19 for more information.<br />

Creating a DKIM Verification Profile<br />

To create a DKIM verification profile:<br />

Step 1 Click Mail Policies > Verification Profiles.<br />

Step 2 Click Add Profile. The Add DKIM Verification Profiles page is displayed:<br />

Cisco <strong>IronPort</strong> AsyncOS 7.6 for Email Advanced Configuration Guide<br />

5-17

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