Hi Guys

Also you need to have an open cablers lic to be able to do cabling now 
days. I think from memory it is min $10,000 fine for doing cabling with 
out a license. (Mind you certain cabling like running it on the floor is 
alright but in roof and making points etc you need to be licensed)

-- 


Regards, 
Michael


On Tue, 20 Jul 2004, James Gray wrote:

> Edwin Humphries wrote:
> > We're quoting a building that has Cat5E phone cabling and no data cabling.
> > Does anyone have experience with splitting the Cat5E to carry both voice and
> > data?
> > 
> > Regards,
> > Edwin Humphries, Managing Director
> 
> Eh?  Cat5E IS data cable....unless you mean "they" used Cat5E cable then 
> hooked it up to the PBX/ISDN/PSTN etc....talk about a waste of $$$! 
> Voice requires very basic cable, (if it were a car, it would be a combi 
> van), whereas Ethernet has much higher requirements (say, Lexus 
> standard...not quite European exotica).
> 
> There arn't any major electrical hassles; the voice shouldn't 
> significantly interfere with 10/100Mbps Ethernet.  Of course using 
> standard single-pair voice on Cat5E as well as data, is certainly NOT 
> standard.  Standard Ethernet only uses 2 pair, and Cat5/5E has 4 pair, 
> so "theoretically" you've got 2 pair "spare".  In reality, you don't 
> becuase those spare wires are often used for inline power etc.
> 
> Then there's the whole Austel approval mess you'll create if you wire 
> your single-pair voice in with your Ethernet over Cat3/5/5E.  Basically 
> you can be fined, big time if it ever touches a public phone network 
> (even with a PBX in between).
> 
> Just run a proper VoIP solution (H323 et al), go WiFi for your data, or 
> rewire the office.  I don't know how much cable is in the walls, but you 
> MIGHT have enough the separate the voice and data into pysically 
> separate Cat5E cable runs.  As longs as one blue cable ONLY carries 
> voice and another blue cable ONLY carries data, Austel approval wont be 
> an issue.
> 
> HTH.
> 
> -- James
> (I used to be a data cabler in another life)
> 

-- 
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