certain string represented data which have well known canonical forms,
like telephone numbers, post codes, FQDNs, etc.
.LP
-It constrains only LDAP adds and modify commands and only seeks to
-control the add and modify value of a modify request.
+It constrains only LDAP \fIadd\fP, \fImodify\fP and \fIrename\fP commands
+and only seeks to control the \fIadd\fP and \fIreplace\fP values
+of \fImodify\fP and \fIrename\fP requests.
.SH CONFIGURATION
This
.B slapd.conf