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System Interpreter

In the console: Settings › Sieve › System Interpreter

Limits and defaults for the server’s own Sieve scripts. For specialists.

Defaults

From Name

Default name to use for the from field in email notifications sent from a Sieve script.

Settings of their own: see Expression. Name in the API: defaultFromName.

From Address

Default email address to use for the from field in email notifications sent from a Sieve script.

Settings of their own: see Expression. Name in the API: defaultFromAddress.

Return Path

Default return path to use in email notifications sent from a Sieve script.

Settings of their own: see Expression. Name in the API: defaultReturnPath.

DKIM Signatures

Which domain's DKIM signatures to use when signing the email notifications sent from a Sieve script.

Settings of their own: see Expression. Name in the API: dkimSignDomain.

Hostname

Override the default local hostname to use when generating a Message-Id header.

Text. Name in the API: messageIdHostname.

Allow undeclared capabilities

If enabled, language extensions can be used without being explicitly declared using the require statement.

On or off. Default: On. Name in the API: noCapabilityCheck.

Limits

Redirects

Maximum number of redirects.

A number. Default: 3. Name in the API: maxRedirects.

Outgoing Messages

Maximum number of outgoing messages.

A number. Default: 5. Name in the API: maxOutMessages.

Received Headers

Maximum number of received headers.

A number. Default: 50. Name in the API: maxReceivedHeaders.

CPU

Maximum number CPU cycles a script can use.

A number. Default: 1048576. Name in the API: maxCpuCycles.

Nested Includes

Maximum number of nested includes.

A number. Default: 5. Name in the API: maxNestedIncludes.

Duplicate Expiry

Default expiration time for IDs stored by the duplicate extension from trusted scripts.

A length of time. Default: 7d. Name in the API: duplicateExpiry.

Variable Size

Maximum size of a variable.

A number. Default: 52428800. Name in the API: maxVarSize.