Indicates which mode will be used for Ethernet frame color awareness.
NOTE 1: More information regarding this field can be found in the MEF Technical Specification MEF 10.3, 23.1 and 26.1.
VALID ENTRIES:
PCP = Priority Code Point.
DEI = Drop Eligible Indicator.
NOTE 1: When no value is specified by the customer, the provider default value shall be used.
USAGE: This field is optional.
DATA CHARACTERISTICS: 3 alpha characters
EXAMPLE: D E I