TSC Two Six Code

Identifies a code assigned to a trunk group or a CCS Common Channel Signaling Link Set.

NOTE 1: The code set is unique to each established trunk group or CCS Link Set and is provided to the customer on the FOC Firm Order Confirmation. The TSC Two Six Code entry may then be populated by the customer when ordering changes, additions or deletions to an existing trunk group or CCS Link Set.

USAGE

This field is conditional.

NOTE 1: Required when the LA Lease Agreement field is “Y” for established trunk side service or CCS Link Set.

NOTE 2: Optional when the LA field is not populated for established trunk side service or CCS Link Set.

NOTE 3: Otherwise prohibited.

CenturyLink-SPECIFIC USAGE

NOTE 1: Prohibited when the ACT Activity field is “N” and the ACTI Activity Indicator field is “C”.

NOTE 2: Required when the REQTYP Requisition Type and Status field is "M" or "L", the ACT field is "C" or "D", and the ASC-EC Access Service Coordination-Exchange Company field is blank.

NOTE 3: Required when the REQTYP field is "M", the ACT field is "N", the ACTI field is "A" or "B", and the ASC-EC field is blank.

NOTE 4: When the TSC Two Six Code is populated, the ICSC Interexchange Customer Service Center field is MSxx, and the ASC-EC field is blank, the first two positions of the TSC field must be AE.

NOTE 5: When the TSC is populated, the ICSC field is PNxx, and the ASC-EC field is blank, the first two positions of the TSC field must be AP.

NOTE 6: When the TSC is populated, the ICSC field is NWxx, and the ASC-EC field is blank, the first two positions of the TSC field must be AL.

DATA CHARACTERISTICS

8 alphanumeric characters

EXAMPLE