huawei u8230 unlock ?

using ADB mode

Version: Linux version 2.6.27-perf (huawei@l-clustor02) (gcc version 4.2.1) #1 PREEMPT Tue Nov 9 17:29:25 CST 2010
Phone model: Huawei U8230
Android 1.5; Firmware: CRB17; Date: Sat Nov 21 00:31:57 CST 2009
Version: U8230V100R001C101B282SP02
Baseband Processor: QCT SURF7201A Board
Version: U8230V100R001C101B282SP02
Reading data…File I/O operation failed

using fastboot mode

SigmaKey 2.17.00 Qcom: Get unlock codes
Android Sooner Single ADB Interface, Version 0.5
Unsupported phone model