[Gllug] Ethernet switch recommendation

Christopher Hunter cehunter at gb-x.org
Wed Dec 2 16:49:43 UTC 2009


On Wed, 2009-12-02 at 10:18 +0000, James Hawtin wrote:
> On Tue, Dec 01, 2009 at 08:12:47PM +0100, Chris Bell wrote:
> >    One thing you should be looking for is faulty connections on your local
> > mains, including especially the earth connections, to make sure that you do
> > not have large earth currents. Network connections should be fairly well
> > protected, although they might be sensitive to spikes.
> > 
> 
> This is very good advice, we have terrible power quality in wood green which
> often makes cheaper switches crash (Cheap PSUs). I suggest you install spike
> arrestor, better still use a ups.

It's not much better here in Muswell Hill.  A simple linear PSU
(traditional type - transformer, bridge rectifier, smoothing capacitor)
and a CURRENT regulator to trickle charge Nicad or Li Ion cells, which
actually power the router, switch, or whatever is the cheapest
non-interruptable PSU you can get!

C.


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