Rewrite rule template formats

A summary of the template formats for rewrite rules  is presented in  Summary of template formats for rewrite rules. The substitution strings and control sequences which may be used with templates are discussed in   Rewrite rule template substitutions and control sequences.

Other formats, such as A%B%C and so forth, are reserved for the implementation of future capabilities in the MTA and should not be used as  their function may change in a future release.

See also:
 * Ordinary rewriting templates
 * Repeated rewriting template
 * Specified route rewriting templates
 * Rewrite rule templates