The Sieve Sub Address policy applies to inbound mail where the internal recipient address holds a sieve sub extension. These addresses may be rejected during the recipient validation check, which can be bypassed by configuring the policy.
Consider the following before creating a policy:
- The Sieve Sub Address policy is available to customers utilizing our latest gateway.
- Examples of email addresses with delimiters are:
Configuring a Sieve Sub Address Policy
To configure a Sieve Sub Address policy:
- Log on to the Administration Console.
- Click on the Administration menu item. A menu drop down is displayed.
- Click on the Gateway | Policies menu item.
- Click on Sieve Sub Address. A list of policies is displayed.
- Either select the:
- Policy to be changed.
- New Policy button to create a policy.
- Complete the Options section as required:
Option Description Policy Narrative Provide a description for the policy to allow you to easily identify it in the future. Select Option Specify whether to take no action, or one of the following actions: Action Example Description Enable + Delimiter Recognition email@example.com Our gateway ignores the Sieve Sub extension for the inbound check and policy processing, but delivers the item to the address that includes the Sieve Sub extension. Enable - Delimiter Recognition firstname.lastname@example.org Our gateway ignores the Sieve Sub extension for the inbound check and policy processing, but delivers the item to the address that includes the Sieve Sub extension. Enable + Delimiter Recognition and Removal email@example.com Our gateway removes the Sieve Sub extension for the inbound check and policy processing, but delivers the item to the address minus the Sieve Sub extension. Enable -- Delimiter Recognition and Removal firstname.lastname@example.org Our gateway removes the Sieve Sub extension for the inbound check and policy processing, and delivers the item to the address minus the Sieve Sub extension.The policy only applies to messages addressed to internal addresses. An "Everyone" to "Internal" policy is recommended provided that only one delimiter is used.
- Complete the Emails From and Emails To sections as required:
Field / Option Description Addresses Based On Specify the email address characteristics the policy is based on. This option is only available in the "Emails From" section: Option Description The Return Address This default setting applies the policy to the SMTP address match, based on the message's envelope or true address (i.e. the address used during SMTP transmission). Applies From / To Specify the Sender characteristics the policy is based on. For multiple policies, you should apply them from the most to least specific. The options are: Option Description Everyone Includes all email users (i.e. internal and external). This option is only available in the "Emails From" section. Internal Address Includes only internal organization addresses. External Address Includes only external organization addresses. This option is only available in the "Emails From" section. Email Domain Enables you to specify a domain name to which this policy is applied. The domain name is entered in the Specifically field. Address Groups Enables you to specify a directory or local group. If this option is selected, click on the Lookup button to select a group from the Profile Group field. Once a group has been selected, you can click on the Show Location field to display the group's path. Address Attributes Enables you to specify a predefined Attribute. The attribute is selected from the Where Attribute drop down list. Once the Attribute is specified, an attribute value must be entered in the Is Equal To field. This can only be used if attributes have been configured for user accounts. Individual Email Address Enables you to specify an SMTP address. The email address is entered in the Specifically field.
- Complete the Validity section as required:
Field / Option Description Enable / Disable Use this to enable (default) or disable a policy. If a date range has been specified, the policy will automatically be disabled when the end of the configured date range is reached. Set Policy as Perpetual If the policy's date range has no end date, this field displays "Always On" meaning that the policy never expires. Date Range Use this field to specify a start and / or end date for the policy. If the Eternal option is selected, no date is required. Policy Override This overrides the default order that policies are applied. If there are multiple applicable policies, this policy is applied first unless more specific policies of the same type are configured with an override. Bi-Directional If selected the policy is applied when the policy's recipient is the sender, and the sender is the recipient. Source IP Ranges (n.n.n.n/x) Enter any required Source IP Ranges for the policy. These only apply if the source IP address used to transmit the message data, falls inside or matches the range(s) configured. IP ranges should be entered in CIDR notation.
- Click on the Save and Exit button.