D
Please see the full documentation of each keyword for platform availability.
Keywords not hyperlinked are obscure, undocumented z/VM-only settings. If you are a z/VM site and need help with these settings, please contact L-Soft customer support.
If the "Introduced" column is blank, the keyword existed prior to LISTSERV 1.8d (13).
| Keyword | Introduced | Abstract | 
|  | Indicates whether the (old) z/VM database functions are enabled or not | |
| 1.8d (13) | Several configuration variables prefixed by DBMS_* are available for use with DBMS/Mail Merge. | |
| 1.8c (12) | Determines whether or not the new LISTSERV database functions use reverse indexing | |
| 14.3 | Debug setting to display passwords in LISTSERV's log file | |
| 14.3 | Show fully-logged TCPGUI commands for debugging purposes. | |
| 14.0 | Sets a default period for rotating change-logs. | |
| 15.0 | Boolean value that sets the server default for background DISTRIBUTE | |
| 1.8d (13) | Sets the default national language template for use by all lists on the server | |
| 14.5 | Sets the server default for the list-level Loopcheck keyword | |
| 16.0 | Sets the default for the Mail-Merge= keyword for all lists on the server. | |
| 14.5 | Sets the server default for the list-level Misc-Options keyword | |
| 1.8d (13) | Sets defaults for passive probing | |
| 1.8b (11) | Provides a default value for the "SPLIT=" command line keyword | |
|  | The delay between two reader-scan operations | |
|  | Indicates whether LISTSERV should use diagnose X'D4' to mimic the RSCS origin on files it DISTRIBUTEs | |
| 1.8d (13) | Space-separated list of non-POSTMASTER users who are to be allowed to use DISTRIBUTE | |
| 15.0 | Tuning parameter for background DISTRIBUTE. | |
| 15.0 | Tuning parameter for background DISTRIBUTE. | |
| 14.4 | Enables and tunes DISTRIBUTE "workers". This is a tuning feature for embedded mail merge. | |
| 15.0 | The minimum message size, in kilobytes, to make use of DISTRIBUTE workers | |
| 14.4 | Enables and tunes DISTRIBUTE "workers". This is a tuning feature for embedded mail merge. | |
| 1.8d-2000b (13.2) | Determines whether or not list owners may use the mail-merge feature for their lists. | |
| 1.8d (13) | Boolean value which controls security validation feature for the DISTRIBUTE command. WARNING: See the full documentation before changing this value. | |
| 14.5 | Specifies DomainKeys domains for which you are able and willing to sign | |
| 14.5 | Boolean value which directs LISTSERV to sign all messages for which it has a suitable DomainKeys private key. | |
| 16.5-2018a | List of domains and subdomains which should never be rewritten by the DMARC address rewriting function. | |
| 16.5 | (HPO) Sets the maximum DQL query size that will be cached, in KB. | |
| 16.5 | (HPO) Sets the TTL of DQL cache entries, in seconds. | 
