Ldap spare N MTA options

Direct LDAP attribute name MTA options:   (LDAP attribute name)
The  ,   , MTA options may be used to name LDAP attributes intended for site-customizable purposes, to be made known to the MTA (and hence be more easily accessible in MTA LDAP URLs and certain MTA mapping tables, etc.). was new in Messaging Server 7.0-3.01;    for   were new in  Messaging Server 7.2-7.02.

When a   option has been set to the name of an LDAP attribute, then the value of the named attribute may be substituted in MTA LDAP URLs via the     substitution sequence.

For  , the value of the named attribute may optionally (see the   MTA option) be included in various  recipient  access mapping table probes and   mapping table probes. And as of 8.0, such named LDAP attribute values may also be included (see the    MTA option) in   mapping table probes.

,, and   will be included in   mapping table probes. And as of MS 6.3, the MTA supports the use of multiple, language-tagged values for these (, , and  ) attributes. When multiple, language-tagged values are present, the MTA will preferentially use the value tagged as being in the language preference expressed in a header line such as Accept-Language:, or in the absence of such header lines will use the value tagged as being in the language of the envelope From user&#x27;s     (normally  ) attribute&#x27;s value.

See the respective      MTA options for configuration of whether a     LDAP attribute is allowed to have multiple values and if so, how to handle the multiple values.

For aliases defined in the alias file (legacy configuration), or via alias options (Unified Configuration), see the &#x5b;SPARE&#x2a;&#x5d; alias file named parameters or   alias options, respectively.

See also:
 * include_spares1 MTA Option
 * Intended side effects of LDAP address reversal
 * spare_1_separator MTA Option
 * Recipient access mapping tables
 * FROM_ACCESS mapping table
 * FORWARD mapping table
 * Sieve external lists
 * LDAP URL substitution sequences
 * ldap_preferred_language MTA Option
 * Alias file named parameters
 * alias_spare1 Option
 * spare1 Option
 * Direct LDAP attribute name MTA options