更换光口速率执行B

A、只更新BIOS不更新光口速率
1，执行f.nsh
2，断电再开机。


B、更新BIOS并且更新光口速率
1，执行fdesc.nsh，
2，断电再开机，
3，执行fm.nsh
4，断电再开机。


Replace the optical port speed execution B



A. Only update BIOS without updating optical port speed

1. Execute f.nsh

2. Power off and restart.




B. Update BIOS and update optical port speed

1. Execute fdesc.nsh,

2. Power off and restart,

3. Execute fm.nsh

4. Power off and restart.