Identifies the direction of the circuit’s path when it egresses (exits) on a bi-directional dedicated DWDM/SONET/OTN ring identified in the SEC ADM field and the customer has assignment control.
VALID ENTRIES:
1 = High speed group side one
2 = High speed group side two
NOTE 1: The definition of side 1 and side 2 valid entries is based on customer and provider negotiations.
USAGE: This field is conditional.
NOTE 1: Optional when the SEC ADM field is populated, otherwise prohibited.
DATA CHARACTERISTICS: 1 numeric character
EXAMPLE: 2