UREF - User Network Interface (UNI) Reference Number

Identifies the reference number associated to the UNI port on which EVC mapping requirements will be applied.

VALID ENTRIES:

01 – 20

USAGE: This field is conditional.

NOTE 1: Required when the EVCI field on the ASR Form is populated and the associated CE-VLAN field is supplied by the provider, otherwise prohibited.

DATA CHARACTERISTICS: 2 numeric characters

EXAMPLES: 1 0