Can't change boot order on CIMC UCS C220M3

Can't change boot order on CIMC UCS C220M3 iba ge slot IBA GE Slot 0700 v1573 3 保存BIOS设置并推出 4 重启设备，自动进入CSDEV PXE Menu，选择需要安装的操作系统 （Install CentOS ->手动设置操作 iba ge slot 00c8 IBA GE Slot 0700 v1573 3 保存BIOS设置并推出 4 重启设备，自动进入CSDEV PXE Menu，选择需要安装的操作系统 （Install CentOS ->手动设置操作

iba cl slot 00fe v0110 Hi, IBA is Intel Boot Agent, in a nutshell its a feature used to install software from some sort of connection WANLAN whatever to a computer