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Handoff emails from specific IP addresses

    • Updated:
    • 11 Oct 2017
    • Product/Version:
    • InterScan Messaging Security Suite 7.1 Windows
    • InterScan Messaging Security Suite 7.5 Windows
    • InterScan Messaging Security Suite 9.1 Linux
    • InterScan Messaging Security Virtual Appliance 8.2
    • InterScan Messaging Security Virtual Appliance 8.5
    • InterScan Messaging Security Virtual Appliance 9.0
    • Platform:
    • Windows 2003 Enterprise
    • Windows 2008 Enterprise
Summary

Create a policy to handoff emails that come from specific IP addresses.

Details
Public

To handoff emails that has a certain IP address on its "Received" header:

  1. Open the IMSS web console.
  2. Go to Policy > Policy List.
  3. Click Add > Other.

    Adding a policy

    Click image to enlarge.

  4. On the This rule will apply to drop-down, select for what type of message/s you want to apply the policy to. You have the following options:
    • incoming messages
    • outgoing messages
    • both incoming and outgoing messages
    • POP3
    • all messages

    Choose the type of message for the policy

    Click image to enlarge.

  5. Select the configuration you want to apply for your policy. Click Recipients (To), Senders (From), or Sender to Recipient (Exeptions) according to what you need. And then click Next.

    Configure the policy settings

    Click image to enlarge.

  6. Under the Content section, tick the Header keyword expressions option and click it to configure this setting.

    Header keyword expressions

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  7. Under Specified headers match, tick the option Other and type "Received". Then click Add.

    Specified headers match

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  8. On the List name field, assign a name for the received header IP address that you want to filter. Then click Add.

    Received header list name

    Click image to enlarge.

  9. On the text box on the Add Keyword Expression page, type a regular expression that will match any IP address format that contains the IP address you want to filter. Then click Save.

    Note: Just like in wildcards, the "." is delimited by "\".

    For example, you want to detect emails that contain the IP address 10.10.231.23 in its received header (email headers), the regular expression would be:
    10\.10\.231\.23.

    Enter the IP addresses to be filtered

    Click image to enlarge.

  10. Select the policy that you created and click the >> button. Then click Save.

    Enable the handoff policy

    Click image to enlarge.

  11. You will be redirected to the Select Scanning Conditions page. Click Next.

    Select Scanning Conditions page

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  12. Under the Intercept section of the Select Actions page, choose the option that you want, select Handoff and then specify the Host and Port.

    For example, you can handoff to 127.0.0.1, port 10026 (The bypass port of IMSS, emails that trigger this rule will be sent to the specified host for for delivery and will no longer pass other rules of IMSS).

    Configure Intercept settings

    Click image to enlarge.

    You can also specify other hosts (mail server) if you want. And then click Next.

    Set a different host

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  13. Provide a Rule Name and Order Number for your policy. The Order Number indicates the priority of the rule, with 1 being the highest priority. Tick Enable if you want to apply the rule that you created.

    Set a different host

    Click image to enlarge.

  14. Click Finish. The new handoff policy has been created.
Premium
Internal
Rating:
Category:
Configure
Solution Id:
1104676
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