Postfix should have lookup tables that can return multiple result attributes. In order to avoid the inconvenience of maintaining three tables, use an LDAP or MYSQL database.

Normally, the virtual (5) alias table is specified as a text file that serves as input to the postmap (1) command. The result, an indexed file in dbm or db format, is used for fast searching by the mail system.

Every device can have more than one table active. An example for such a line is: 0 10240 linear /dev/wd1a 384 dm The first parameter is the start sector for the table defined with this line, the …

The reload operation (i.e., replacing the rule- set, NAT policies and tables) is atomic. flush Flush configuration. That is, remove all rules, tables and expire all connections.

Sep 8, 2025 · Typically, one would use the generic (5) table on a system that does not have a valid Internet domain name and that uses something like localdo- main.local instead.

If a table for the mount-point vp is on doesn't exist, one will be created automatically. fileassoc manages internally the opti- mal table sizes as tables are modified. fileassoc_clear (vp, id) Clear the private …

A built-in default translation table is used if /var/yp/nicknames does not exist (see nicknames(5) for details). SEE ALSO domainname(1), ypmatch(1), ypwhich(1), yp_setbindtries(3), nicknames(5), …