en:
  short_message:
    status:
      code_1: "absent subscriber"
      code_3: "accepted"
      code_5: "call barred"
      code_6: "controlling MSC failure"
      code_7: "delivered"
      code_18: "rejected by gateway"
      code_20: "unavailable while roaming to"
      code_21: "unexpected data value"
      code_22: "unknown subscriber"
      code_99: "recharge failed"
      code_999: "uncategorized status"