char l_c8Command[128] = {0};
memset(l_c8Command, 0, sizeof(l_c8Command));
sprintf(l_c8Command, "ifconfig %s down", name);
system(l_c8Command);
Trace("%s\r\n",l_c8Command);
memset(l_c8Command, 0, sizeof(l_c8Command));
sprintf(l_c8Command, "ifconfig %s up", name);
system(l_c8Command);
Trace("%s\r\n",l_c8Command);
//ifconfig can0 down--关闭CAN0
//ifconfig can0 up-----启动CAN0