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AndyKeenFlag for United Kingdom of Great Britain and Northern Ireland

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SFP connectors, Fibre and Switches.

HI All.

Our client wants us to connect 3 switches with fibre.

At the moment the switch from the server room (Which has 5 servers in it) is connecting to the main switch in another room (30 meters away) with a single cat5 cable.

The other switch is similar in that it has 20 odd clients connecting to a single cat5 back to the main switch.

Their switches have 4 x SFP connectors so we wanted to connect these switches together with fibre.

My question(s) are as follows:

We can purchase an SFP to Fibre converter module but looking at the spec these are rated at 100Mbs
IS THAT CORRECT - 100Mbps - are we talking 10x's slower than a 1gb network port on the same switch - or am I getting well mixed up here?

Can we simply purchase 30 odd metres of fibre and plug it straight into the SFP converter module.

Finally - is a single fibre connection a two way connection or do you need two - one for each way - i.e. upstream and downstream.

I make no apologies for the basicness and naivety of these questions - this is new to us.

Thank you and Regards
Andy
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it_saige
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Hi It Saige

Thanks for the help and info.

All the switches are Netgear with 1gb ports - my confusion is not with the switches (but perhaps it is) but with the SFP modules - so for example - this from Ebuyer -

StarTech.com Cisco Compatible 100 Mbps Fiber SFP Transceiver Module MM LC w/ DDM - 2km (Mini-GBIC) - 1310nm 100Base-FX Multi Mode SFP LC

doesn't that tell me its 100 Mbps ?

And thank you for confirming that a single fibre is a two way connection.

Any guidance on those SFP adapters would be great.
Andy
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Hi Mikebernhardt

Thanks for the help.

Could you please explain what is single and multi-mode fibre please.

it Sage - Thank you - upon further investigation I can see that there are 1gb SFP adapters - I appreciate you pointing me in the right direction
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Excellent answers - very helpful.
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Adams Piter

Hi,

There's a Chinese store that I like, fiberstore.com.

They specialize in SFP optical transceivers.