All modules are listed alphabetically with a brief description. Singleton modules are also identified. The Version column indicates when the module was introduced into the system. Note: all modules listed as 4.0 modules were actually introduced in prior versions of Momentum. The Auto column indicates whether a module is loaded automatically as required. The Type column indicates the MTA type of a given option. Options of type na do not directly apply to either a sending or receiving MTA. The Cluster column indicates whether a module is cluster-specific. The Valid column indicates whether a module is a validation module.
| Name | Version | Description | Auto | Cluster | Valid | See Also |
|---|---|---|---|---|---|---|
| “ac_auth – Authentication Handler” | 4.2 | Enable a Lua module to hook into the authentication mechanism | ||||
| “adaptive – Adaptive Delivery” (singleton) | 4.0 | Dynamically tune delivery options | ||||
| “alerting – Send Alerting Emails” (singleton) | 4.0 | Enable Lua policy scripts and alerts | “scriptlet - Lua Policy Scripts” | |||
| “alias – Alias Expansion” | 4.0 | Rewrite recipient addresses | ✓ | “ds_core - Datasource Query Core” | ||
| “antivirus – Antivirus” | 4.0 | The antivirus framework | ✓ | ✓ | “clamav – ClamAV”, “csapi – Symantec CSAPI Antivirus Support” | |
| apn (singleton) | 4.0 | Use this module to configure the Apple Push Notification service | ||||
| apn_logger | 4.0 | Use this module to log Apple Push notifications | ||||
| “as_logger – Audit Series Logger” (singleton) | 4.0 | Replicate audit series to disk | ✓ | |||
| “auth_ds – Datasource based SMTP Authentication” (singleton) | 4.0 | Use a data source to authenticate an SMTP session | ✓ | “ds_core - Datasource Query Core” | ||
| “auth_radius – RADIUS based SMTP Authentication” (singleton) | 4.0 | Authenticate SMTP sessions via SMTP AUTH using RADIUS servers | ||||
| “beik – Symantec Brightmail™ Engine Integration Kit” (singleton) | 4.0 | This module provides an in-process version of the brightmail module | ✓ | “brightmail – Symantec Brightmail™ Content Scanning Support” | ||
| “bind_address_secondary – Dual-stack IPv4/IPv6 Support” | 4.2 | This module allows a binding to attach itself to an ipv6 address | ||||
| “bounce_classifier_override – Override/Augment Bounce Classifications” (singleton) | 4.0 | Override the built-in bounce classification | ||||
| “bounce_logger – Momentum-Style Bounce Logging” | 4.0 | Log bounced messages | ||||
| “brightmail – Symantec Brightmail™ Content Scanning Support” | 4.0 | Check inbound mail against a Brightmail server | ✓ | |||
| bzip2io (singleton) | 4.0 | bzip compression algorithm | ✓ | “compress_spool – Dynamic Spool Compression” | ||
| “chunk_logger Module” | 4.2 | Provide an interface for logging asynchronously from Lua, C, and C++ | ||||
| “cidrdb – CIDRDB” (singleton) | 4.0 | Expose scripting functions for checking IP addresses | ✓ | ✓ | ||
| “clamav – ClamAV” | 4.0 | Support for Clam AV | ✓ | “antivirus – Antivirus” | ||
| “cloudmark – Cloudmark Authority® Content Scanning” (singleton) | 4.0 | Support for the Cloudmark spam technology | ✓ | |||
| “cluster – Cluster” (singleton) | 4.0 | Cluster configuration module | ✓ | Cluster-specific Configuration | ||
| “commtouch_ctasd – Commtouch Spam Protection” | 4.0 | Spam protection technology | ✓ | |||
| “compress_spool – Dynamic Spool Compression” (singleton) | 4.0 | Compress large messages before writing them to disk | ✓ | |||
| “conntrol – Fine-Grained Connection Control” | 4.0 | Control how inbound connections are established | ✓ | |||
| “csapi – Symantec CSAPI Antivirus Support” | 4.0 | Integration for Symantec content scanners | ✓ | |||
| “custom_bounce_logger – Custom Bounce Logging” | 4.2 | Append a "User_String" to the end of each bounce record | ✓ | “bounce_logger – Momentum-Style Bounce Logging” | ||
| “custom_logger – User-defined Logging” | 4.0 | Create custom logs | ||||
| "dane - DNS-based Authentication of Named Entities" | 4.8 | Support for DANE | ||||
| “delay_dsn – Delay DSN Generation” | 4.0 | Configure and send delay DSNs | ||||
| dk_sign | 4.0 | Attach domain keys signatures to outbound mail | ✓ | |||
| dk_validate | 4.0 | Validate inbound mail checking domain keys signatures | ✓ | |||
| dkim_sign | 4.0 | Attach DKIM signatures to outbound mail | ✓ | |||
| dkim_validate | 4.0 | Validate inbound mail checking DKIM signatures | ✓ | |||
| “dnsbuf – Dynamically Set the DNS UDP Buffer Size” | 4.2 | Manipulate DNS buffer sizes on demand | ||||
| “ds_core - Datasource Query Core” (singleton) | 4.0 | Provide modular data access and caching for use by other modules | ✓ | |||
| “EC_logger – Momentum-Style Logging” | 4.0 | Log the status of messages | ||||
| “eleven – Eleven eXpurgate Content Scanning” (singleton) | 4.0 | This module implements the eleven spam filter and categorization service | ✓ | |||
| “exim_logger – Exim Logging” | 4.0 | Support for Exim style logs | ||||
| “fbl - Feedback Loop” (singleton) | 4.0 | Manage feedback loop services | ||||
| “fingerprint – Host Fingerprinting” | 4.0 | Perform passive OS fingerprinting | ✓ | |||
| gcm (singleton) | 4.0 | Use this module to configure Google Cloud messaging | ||||
| gcm_logger | 4.0 | Use this module to log Google Cloud messages | ||||
| gzipio (singleton) | 4.0 | gzip compression algorithm | ✓ | “compress_spool – Dynamic Spool Compression” | ||
| httpsrv (singleton) | 4.0 | The HTTP server required for using the REST injection API | ||||
| “icu – ICU” (singleton) | 4.0 | Unicode support | ✓ | |||
| “ilf_logger – Incremental License Fee Logging” (singleton) | 4.0 | Use this module if you have usage-based licenses | ||||
| “inbound_audit – Inbound traffic analytics” (singleton) | 4.0 | Provide analytics on sending IPs | ✓ | ✓ | “outbound_audit – Outbound traffic analytics” | |
| “ipv6_lookup – Multi-address-family MX Records” | 4.2 | This module supports multi-address-family MX records, enabling A record lookups for IPv6 addresses | ||||
| “jlog – jlog-Formatted Logging” (singleton) | 4.0 | Create jlog formatted logs | ✓ | |||
| “Live Bounce Updates – Live Bounce Updates Service” | 4.0 | Canonicalizes bounce messages into a number of categories | ||||
| “mail_loop – Mail Loop Detection” | 4.0 | Automatic suppression of potential mail loops | ✓ | |||
| “maildir – Maildir Delivery Support” | 4.0 | Store messages in maildir format as specified by qmail | ||||
| mm7 (singleton) | 4.0 | Enable MM7 | ✓ | |||
| mm7_serv (singleton) | 4.0 | Enable the MM7 Value Added Service Provider | ||||
| mms_bounce_logger | 4.0 | Enable MMS bounce logging | ||||
| mms_logger | 4.0 | Enable MMS logging | ||||
| msgc_client (singleton) | 4.0 | The client component of MSGC | ✓ | |||
| msgc_server (singleton) | 4.0 | The server component of MSGC | ✓ | |||
| “mxip - IP Addresses In MX Records” | 4.2 | Enable Momentum to deliver to domains with a textual IP address | ||||
| “opendkim – Open Source DKIM” | 4.0 | Validate/sign mail using DKIM signatures | ✓ | |||
| “outbound_audit – Outbound traffic analytics” | 4.0 | Provides time-series analytics on the behavior of receiving domains | ✓ | |||
| “outbound_smtp_auth” | 4.2 | Enables users to specify authentication parameters for a given set of messages | ||||
| “persist_io – Persistent IO Wrapper” (singleton) | 4.0 | Provides a non-volatile cache wrapper for any other IO wrapper | ✓ | |||
| “pipe_io – Pipe IO Wrapper” (singleton) | 4.0 | Provides ability to writing content via an arbitrary program | ✓ | |||
| “pipe_transport – Module” | 4.0 | Pipe messages to a local program | ||||
| “postfix_logger – Postfix Logging” | 4.0 | Log in Postfix format | ||||
| “reception_timing - Reception Timing Modules” | 4.2 | Track how long it takes to receive or reject messages over SMTP | ✓ | “chunk_logger Module” | ||
| “response_transcode – Module” (singleton) | 4.0 | Work around broken remote servers | ✓ | |||
| restinjector (singleton) | 4.0 | Activate the REST injection API | ||||
| “sched – The Schedule Module” (singleton) | 4.0 | Schedule tasks to be run from the console | “ds_core - Datasource Query Core” | |||
| “scriptlet - Lua Policy Scripts” | 4.0 | Enable scriptlets for enforcing policy | “alerting – Send Alerting Emails” | |||
| “securecreds – Password Encryption/Credential Retrieval” (singleton) | 4.0 | Use encrypted credentials throughout Momentum | credmgr | |||
| “seedlist – Seedlist Integration” | 4.0 | Deliverability monitoring service | ✓ | |||
| senderid | 4.0 | Use Sender Policy Framework (spf_v2) | ✓ | “scriptlet - Lua Policy Scripts” | ||
| “sendmail_logger – Sendmail Logging” | 4.0 | Create Sendmail formatted logs | ||||
| smpp (singleton) | 4.0 | Enable SMPP | ||||
| smpp_bounce_logger | 4.0 | Enable SMPP bounce logging | ||||
| smpp_logger | 4.0 | Log SMPP events | ||||
| “smtp_auth_proxy - SMTP Authentication Proxy” | 4.2 | Allow edge SMTP servers to forward SMTP AUTH requests to SMTP servers | ✓ | |||
| “smtp_cbv – SMTP Callback Verification” | 4.0 | Perform SMTP Callback Verification | ✓ | |||
| “smtp_rcptto_proxy - SMTP Recipient-To Proxy” | 4.2 | Validate a Lua recipient by doing an SMTP call-forward | ||||
| spf_macros (singleton) | 4.0 | Generic macro service for SPF | ✓ | |||
| spf_v1 | 4.0 | Use Sender Policy Framework | “scriptlet - Lua Policy Scripts” | |||
| “static-routes - Static Routes” | 4.2 | Route traffic to a given server by IP address and port | ✓ | |||
| “suppress_spool – Deferred Message Spooling” | 4.0 | Defer spool attempts | ||||
| “syslog_io – The syslog_io Module” (singleton) | 4.0 | Use the syslog wrapper to write entries to the log | ✓ | |||
| “tls_macros – TLS-related Logging” | 4.0 | Provide several macros supporting custom logging of TLS-related data | ||||
| “url_ripper – URL Extraction” | 4.0 | A toolkit for DNS-based content correlation | ✓ |
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