Devolo

Jonas Norlander jonorland at gmail.com
Tue May 19 12:36:19 UTC 2009


On Tue, May 19, 2009 at 1:31 PM, Billie Erin Walsh <bilwalsh at swbell.net> wrote:
> Eberhard Roloff wrote:
>> Neil Winchurst wrote:
>>
>>> I have my desktop computer upstairs. My wife uses her laptop downstairs
>>> via my wireless router (DSL G604T). She often complains about losing the
>>> signal or it all being very slow.
>>>
>>> I have seen a little about devolo and I wondered if anyone on the list
>>> has it in use. It looks as if it could be useful. One possible problem,
>>> our downstairs power plugs and the upstairs ones are on separate
>>> circuits. At least, they have separate switches on the mains box. Would
>>> that cause any difficulty?
>>>
>>> TIA
>>>
>>> Neil
>>>
>>>
>> Yes, I use them all the time, mostly for customers that want to stop
>> wireless, either for performance or for radiation reasons. At the same
>> time they do not want to invest into Ethernet cabling.
>>
>> Works wonderfully. Separate Switches on the mains box are, normally not
>> a problem.
>> Generally the mains box over here most often is what the devolos need to
>> have in common.
>>
>> Should they not be able to make the contact (I had this only once within
>> a large school building installation with about 70 devolos), you can
>> always have "phase-couplers" installed. With those, the devolos can
>> connect to each other, although they reside somewhere on 3 different
>> phases. Over here in Germany this clearly is a job for a qualified
>> electrician, although it is not very difficult to do.
>>
>> Nowadays I would solely install the 200Mbit devices. They perform
>> roughly like fast-Ethernet, when only two devolos are in use. Remember,
>> dLan, just as wireless, is a shared network where the available
>> bandwidth is evenly shared between all the connecting clients.
>>
>> Have some fun with your network. IMHO it cannot be much easier.
>>
>> Eberhard
>>
>>
>>
>
> OH YES, by all means get one [ laughing maniacally ]. Why not just
> string network cable all over town and hook it to your router. And you
> think Windows standard security is a joke. All it takes is for one geeky
> hacker type to figure out that these things are in use and it opens up a
> whole new world of possibilities.
>
> Think about it this way. With this device all the wiring in your house
> on that side of the electrical supply is now carrying your network
> information. Number one, that wiring is now an antenna broadcasting that
> signal. Number two, everyone in town that is on that leg is also now
> connected to your system. Number three, all the wiring in town is now an
> antenna that picks up all sorts of radio signals that feed back into
> your system. Park a ham radio operator, or any radio broadcast type that
> uses relatively high power transmissions regularly, down the street and
> you will have all sorts of fun. Imagine what I could do to your system
> with a thousand watt signal from a few feet away. Might as well hook
> your system directly to my transmitter.
>
> OH YES, _PLEASE run right out and buy one TODAY. Make your neighborhood
> hacker happy.

I don't think this things is any worth then a wireless network
contrary probably better as i would take more efforts to be able to
hook up on the net. I mean the data is encrypted and you have your
firewall and router at least on the "homeplug" i have looking at or am
I missing something?

/ Jonas




More information about the kubuntu-users mailing list