what is the purpose of gearbox in 10g baseR ethernet architecture

[HGand3]

I am currently working in 10g etherenet ,I just want to know the purpose of

gearbox in 10g baseR ethernet architecture

[Mike_Intel]

Hello HGand3,

Base on your inquiry, we have specific forum for these issues and I will be transferring this thread for faster response. 

Thank you for posting in Intel Ethernet Communities. 

Best regards,

Michael L.

Intel Customer Support Technicians

A Contingent Worker at Intel

[CarlosAM_INTEL]

Hello, @HGand3​:

Thank you for contacting Intel Embedded Community.

Could you please list the documents where is stated the information that have used to base your question? Please include document numbers, versions, and websites where we can find them.

Could you please tell us if the projects related to this forum have been designed by you or by a third-party company? In case that they are third-party units please give the part number, model, name of the manufacturer, where it is stated the information related to it. In case that it is your design, could you please clarify it has been reviewed by Intel and list the sources that you have used to develop it?

We are waiting for your answer to these questions.

Best regards,

@Mæcenas_INTEL​.