The board management agent (BMA) is an OS in-band management tool used to monitor and manage server components, including the CPUs, hard disks, DIMMs, NICs, and BIOS.
For details, see:
http://support.huawei.com/enterprise/docinforeader.action?contentId=DOC1000037298&idPath=7919749|9856522|9856629|21099187
The iMana User Guide applies to the RH2288H V2 and RH5885 V3 servers. Click http://support.huawei.com/enterprise/en/doc/DOC1000038843 to obtain it.
The iBMC User Guide applies to RH1288 V3, RH2288 V3, RH2288H V3, RH1288A V2, RH2288A V2,
RH5288 V3, and RH8100 V3 servers. Click http://support.huawei.com/enterprise/en/doc/DOC1000054725 to obtain it.
The four NICs of the RH2288 V2 are GE NICs on the mainboard while the NICs of the RH2288H V2 are flexible NICs. The number of PCIe slots on riser cards is also different.
The RH2288E V2 supports holding guide rails for installation. For details, see their respective user guide.
If you have more questions, you can seek help from following ways: