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Compatibility Between 2 different interfaces
hitmen
I am not sure if this thread should belong here.
Anyway, I work in a data centre.
I have a switch which is using SFP (1G) and another wich is using SFP+ (10G).
Is there any way for these two to be compatible without switching SFP.
They are only designed to use this particular type of SFPs.
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Comments
powmia
There is no auto-negotiation w/ the 10G. If your switch/optic will let you hard set the interface to 1G, it will work. I've done this with Nexus 5Ks a number of times.
FloOz
If I am not mistaken I believe the SFP+ can operate at both 1G and 10G so as long as you set the proper speed/duplex on both sides it should work.
xXErebuS
It depends on the SFP model number; some can have the speed set; some cannot. I personally have not seen any fiber SFPs that can have speed set but I know you can with standard copper GLC-Ts. I would say probably not.
Cyanic
An SFP+ port may be backward compatible with SFP modules, so you can use a 1Gb SFP module in the SFP+ port if this is the case.
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