Identifies a name for a provider defined level of service performance.
NOTE 1: Examples of LOS names are Gold, Silver, Premium, Best Effort, A, B, C etc.
USAGE: This field is conditional.
NOTE 1: Required when the associated LREF field is populated and the associated SPEC field is not populated, otherwise prohibited.
DATA CHARACTERISTICS: 20 alpha/numeric characters
EXAMPLES: P L A T I N U M
A