[c-nsp] SFP- Fiber that Does 1.25 Gbps

sthaug at nethelp.no sthaug at nethelp.no
Wed Sep 5 14:25:31 EDT 2007


> I am looking for an SFP that has a reasonable price that does 1.25 Gbps and
> works with a Cisco 3560G 24TS switch. I have done a search on Cisco's site
> and found one known as the CWDM SFP problem is the price tag quoted by cisco
> will buy me 4 more 3560 switches. Is there any none Cisco one that will work
> without facing the issue of the Cisco switch shutting it down. I have a
> wireless backhaul equipment with an Infinion SFP Multimode 850 nm
> 1.25Gigabit Ethernet Transceiver and currently its connected to a
> NEtgear switch
> using a GBIC, and I want to replace the Netgear with the Cisco 3560 which
> supports only SFP modules. The Infinion SFP module does not work with the
> Cisco switch even after disabling the feature that shuts down the interface
> when it is a none Cisco SFP.

I am reasonably certain that what you want is a regular 1 Gbps SX SFP,
which can be purchased from lots of sources. You can even get "Cisco
branded" SFPs (so the 3560 will recognize it without complaints) from
multiple sources, at a reasonable price.

As long as you're using multimode fiber and a Netgear switch with a
normal GigE port, you definitely don't want CWDM SFPs.

Steinar Haug, Nethelp consulting, sthaug at nethelp.no



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