IMail Anti-virus powered by CYREN

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IMail Anti-virus powered by CYREN®

Enable Virus Scanning. Select this option to have the IMail Anti-virus CYREN® Server scan messages for viruses.
Note: Virus scanning can be enabled/disabled by domain on the Setting Domain Properties page.

Updates and Licensing

Enable Automatic Updates (On by default). This option is enabled for new installs and upgrades . This setting controls the automatic scheduling for downloading virus definition updates.
Important: It is recommended to keep your Automatic Updates enabled to keep your virus definitions up to date.
- Run Update Every 4 Hours (Set to 4 by default). Select how often you would like to check for CYREN® definition updates.
- Update Now. This button will manually check for a virus definition update.
  Tip: Definition update logging is written to "CYREN_AV YYYYMMDD.log" located under the Log Directory path at System > System Settings > Log Directory. All other CYREN AV logging is written to the syslogs.
Subscription Days Remaining. Number of days left before your license expires.
Last Updated. Date/Time of last CYREN® virus definition update.
Note: This is the date/time of the last virus definition update that was available for download from CYREN®. See the following registry key to see the last date/time an update was checked: HKLM\Software\Ipswitch\IMail\Global\CTAV\CTVirusDefsLastUpdated

Tip: The Last Updated timestamp is the GMT date/time of the the last virus definition update from CYREN®.

Action File Settings

Infected File Actions that occur if IMail Anti-virus Server is unable to repair an infected file.
- Reject Message. Message is rejected and the sending message is returned a 550 error.
  - Maximum Message Size for In-Line Processing. (Default = 25MB) Available only with Rejecting Message. Messages under the Maximum Message Size with a detected virus will be rejected with a 550 error. Messages equal to or over the Maximum Message Size will initially be sent a 250 message ok. At this point the message will be scanned and if a virus is detected the message will be deleted from the spool directory and redirected (if set).
- Delete Message. Does not deliver the message and deletes it from the spool directory.
- Redirect Message. The infected message is redirected to the address entered into the Redirect Address box.
  - Redirect Address. This e-mail address is required only with the selection of Redirect Message.
Enable either of the following notifications that will be sent for infected messages (not required):
- Alert Administrator. Select this option to send one e-mail (per infected message) to the e-mail address entered in the Alert Address box. The e-mail message sent to the Alert Address will contain the following information: sender, intended recipient, message ID, subject, virus detected, and the action taken.
  - Alert Address. This e-mail address is required when Alert Administrator is checked.
- Alert Recipients. Select this option to send an e-mail to the intended recipients informing them that the message was redirected or deleted.

Other Settings

Definition Path. Directory name where CYREN® definitions are located. This folder is under the IMail directory by default.
Update URL. The URL for CYREN® updates.
Use Proxy Server. Enable this option to download AV updates through an HTTP Proxy server.
- Proxy Server. Address of proxy server to use.
- Port. Port to connect to on proxy server
- Proxy Auth. Enable this option if your proxy server requires authentication.
  - Username. Username for proxy authentication.
  - Password. Password for proxy authentication.

Save. Click to save your settings.

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