.TP
\fBextra_column\fP=field
-Defines the variable to display in the extra (third) column on the main list. Default is "phone" (Home Phone).
+Defines the field to display in the extra (third) column on the main list. Default is "phone" (Home Phone).
.br
-The following strings are used to represent commonly used \fIfield\fPs:
+\fIfield\fP can be any of the following:
.br
-1 disabled
.br
.br
mobile Mobile Phone
.br
-nick Nick / Alias
+nick Nickname/Alias
.br
url URL
.br
\fBadd_email_prevent_duplicates\fP=[true|false]
Defines whether to avoid adding addresses already in data. Default is false.
+.TP
+\fBsort_field\fP=field
+Defines the field to be used by the "sort by field" command. Default is "nick" (Nickname/Alias).
+
.SH SAMPLE CONFIGURATION FILE
.nf
# Field to be used in the extra column
set extra_column=phone
# frequently used values:
-# -1 disabled
-# phone Home Phone
-# workphone Work Phone
-# fax Fax
-# mobile Mobile Phone
-# nick Nick / Alias
-# url URL
+# -1 disabled
+# phone Home Phone
+# workphone Work Phone
+# fax Fax
+# mobile Mobile Phone
+# nick Nickname/Alias
+# url URL
#
set extra_alternative=-1