REF  - Reference

Identifies the trunk Denotes a communications path connecting two switching systems in a network, used in the establishment of an end-to-end connection. group within the Common Section Matrix.

USAGE: This field is preprinted on the form.

NOTE 1: FGD or local services may use up to four REF lines;  FGB services may use up to two REF lines.

DATA CHARACTERISTICS: 1 alpha character

EXAMPLES: REF

  A

  B

  C

  D