dpa@JCore503> show class-of-service interface irb.3090
  Logical interface: irb.3090, Index: 71
    Object                  Name                   Type                    Index
    Rewrite                 exp-default            exp (mpls-any)             33
    Classifier              exp-default            exp                        10
    Classifier              ipprec-compatibility   ip                         13

dpa@JCore503> show class-of-service rewrite-rule name exp-default
Rewrite rule: exp-default, Code point type: exp, Index: 33
  Forwarding class                    Loss priority       Code point
  best-effort                         low                 000
  best-effort                         high                001
  expedited-forwarding                low                 010
  expedited-forwarding                high                011
  assured-forwarding                  low                 100
  assured-forwarding                  high                101
  network-control                     low                 110
  network-control                     high                111