TSC  - Two Six Code

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

NOTE 1: The code set is unique to each established trunk group and is provided on the firm order confirmation notice.

NOTE 2: There is a limit of one (1) Two Six Code (TSC) per Translation Questionnaire when the TG ACT field is “Z”.

USAGE: This field is conditional.

NOTE 1: Required when the TG ACT field is “R”, “F”, “C”, “E”, “D” or “M”.

NOTE 2: Prohibited when the TG ACT field is not populated.

NOTE 3: Otherwise optional.

DATA CHARACTERISTICS: 8 alpha/numeric characters

EXAMPLE: A Q 2 3 4 5 6 7