1.The TN11HSC1 board is used in an OptiX OSN 8800 T16 subrack,
OptiX OSN 8800 .T32/T64 slave subrack, or OptiX OSN 6800 slave subrack.
2.The NE software is V100R007C00SPC200, V100R007C00SPC300, or V100R007C02SPC200.
3.A warm or cold reset is performed on the board.the symptom is that The TN11HSC1 board occasionally fails to go online in an OptiX OSN 8800 T16 subrack, OptiX OSN 8800 T32/T64 slave subrack, or OptiX OSN 6800 slave subrack and this board is unreachable by the NMS when the NE is upgraded to V100R007C00SPC200, V100R007C00SPC300, or V100R007C02SPC200.when face this problem ,please check whether the TN11HSC1 board is used in an OptiX OSN 8800 T16 subrack, OptiX OSN 8800 T32/T64 slave subrack, or OptiX OSN 6800 slave subrack.
4.Query the version information and check whether the NE version is V100R007C00SPC200, V100R007C00SPC300, or V100R007C02SPC200 and whether the board version is 3.45.