Identifies the circuit number or range of circuit numbers being used by the Customer.
NOTE 1: CKR is used by the Customer as a cross-reference to the Provider circuit ID(s) and in many cases to identify the Customer’s end-to-end service.
NOTE 2: CKR must be returned to the Customer and match what was provided by the Customer to the Provider on the ASR.
USAGE: This field is conditional.
NOTE 1: Required when the CKR field on the ASR Form is populated, otherwise prohibited.
DATA CHARACTERISTICS: 53 alpha/numeric characters
CIRCUIT EXAMPLE: / F D D C / 1 2 3 4 5 6 / 0 0 1 / N Y
FACILITY EXAMPLE: 1 1 4 / T 1 / N B W K N J N B W 0 1 / N W R K N J
0 2