[sdnog] 1G SFP into 10G port will it work ?

ali mohamed lillozali at gmail.com
Fri Jan 11 09:05:40 SAST 2019


You can ask here

بتاريخ ١١‏/٠١‏/٢٠١٩ ٤:٤١ ص، كتب "Manhal Mohammed" <
manhal_muhamed at hotmail.com>:

Dear Mohammed, thanx for ur reply ^_^
the switch is not SFP+ port, only the server with the SFP+, will it be the
same? And please elaborate more about it becase I want to know how it is
possible, and in term of what? I need details

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On 10 Jan 2019, at 10:04 PM, Mohammad Othman Ayad <mohdayadd at gmail.com>
> Salam Manal,
> The SFP+ swith port supports both 10g and 1g sfp's.
> On Thu, Jan 10, 2019, 10:56 PM Manhal Mohammed <
> manhal_muhamed at hotmail.com wrote:
>> dear sdnog
>> hope you are doing fine ^_^
>> i have a server with only 10G ports ,i need one of these ports to be
>> connected to a management switch "1G port"  :/
>> a good friend advised me to use a 1G SFP in that port "the 10G one" so i
>> can connect to the 1G fiber switch
>> as far as i know if i connect the 10G server to 1G switch directly ,there
>> will be no negotiation between the tow speeds  "in term of protocols (SFP+
>> vs SFP)"
>> so can the 10G port  be down-gradable to 1G speed by installing 1G SFP in
>> it 😄?
>> if its possible "i think it will theoretically" would someone elaborate
>> why it is possible for the sake of learning ^_^
>> i didn't try it  and my knowledge is 42% in hardware stuff 😄
>> with best regards
>> -Mnhl
>> Manhal Mohammed
>> System&Storage Engineer
>>  Khartoum, Sudan
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