Sendmail, 3rd Edition

Database Maps with mc Configuration

All available mc database maps are implemented as mc features. Table 23-4 lists those that are available. The second column shows you where to find information about each.

Table 23-4. Database-map features

Feature	§	Version	Description
access_db	Section 7.5	V8.9 and above	A database for mail policy
authinfo	FEATURE(authinfo)	V8.12 and above	Use a separate database for authentication information
bestmx_is_local	FEATURE(bestmx_is_local)	V8.6 and above	Accept best MX record as local if in $=w
bitdomain	FEATURE(bitdomain)	Deprecated	Convert BITNET addresses into Internet addresses
dnsbl	Section 7.2	V8.10 and above	Reject based on various DNS blacklists
domaintable	FEATURE(domaintable)	V8.1 and above	Accept other domains as equivalent to the local domain
enhdnsbl	Section 7.2.2	V8.12 and above	Enhanced dnsbl lookups
genericstable	FEATURE(genericstable)	V8.8 and above	Transform sender addresses
ldap_routing	See this section	V8.10 and above	Reroute recipients based on LDAP lookups
mailertable	FEATURE(mailertable)	V8.1 and above	Select new delivery agents based on an external database
uucpdomain	FEATURE(uucpdomain)	Deprecated	Convert UUCP hosts via a database
virtusertable	FEATURE(virtusertable)	V8.8 and above	Support for virtual domains

Note that these features do not necessarily need to be used with database files. To illustrate, consider the domaintable feature (FEATURE(domaintable)). It is included ...