network unlock problem huwaei TRT-A1

Model: TRT-A1
IMEI: 86????????????????
Firmware ver.: MSM8940C00B130_AMSS Aug 4 201722:03:05
Dataver: H1711C07B130_DATA_H1711_att_us
SN: 74H7N17918001872
PCB SN: 7N4PXY179F013919
WiFi MAC: 54:B1:21:43:4D:5E
BlueTooth MAC: 54:B1:21:43:59:DF
Vendor: att
Country: us
eMMC: 16GB

IMEI 1 Sim Lock status:
NET: locked, unlock retry counts: 0
NETSUB: unknown
SP: unknown