Devolo

[Billie Erin Walsh]

Jonas Norlander wrote:
> 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
>
>   
Access wouldn't come through a router. Every wire in your house is 
broadcasting the signal. The wiring could also be used to access your 
system.



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