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| uk.telecom.broadband (UK broadband) (uk.telecom.broadband) Discussion of broadband services, technology and equipment as provided in the UK. Discussions of specific services based on ADSL, cable modems or other broadband technology are also on-topic. Advertising is not allowed. |
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#1
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| I suspect I am going to regret asking this question. I have read the varous comments about the importance of using 'twisted pai' cable. I have the following set-up. I fitted a splitter frontplate to the master socket. I then ran an 8 core cable to an extension in my study/bedroom which has a split telephone/computer outlet. Two of the cores are for broadband and three for telephone. I tried disconnecting the earth wire but the phone stopped ringing. I then plugged the router into that extension socket. Am I making a mistake? Thanks Scott |
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#2
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| Scott wrote: I suspect I am going to regret asking this question. I have read the varous comments about the importance of using 'twisted pai' cable. I have the following set-up. I fitted a splitter frontplate to the master socket. I then ran an 8 core cable to an extension in my study/bedroom which has a split telephone/computer outlet. Two of the cores are for broadband and three for telephone. I tried disconnecting the earth wire but the phone stopped ringing. I then plugged the router into that extension socket. Am I making a mistake? I have no idea..does it work? Over a short run twisted pair vis a vis ordinary wire wont make much difference. Running a bell wire might tho. Easiest to use a master faceplate on the extension and NOT run the bell wire. Thanks Scott |
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#3
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| On Sat, 06 Jun 2009 15:11:46 +0100, The Natural Philosopher wrote: Scott wrote: I suspect I am going to regret asking this question. I have read the varous comments about the importance of using 'twisted pai' cable. I have the following set-up. I fitted a splitter frontplate to the master socket. I then ran an 8 core cable to an extension in my study/bedroom which has a split telephone/computer outlet. Two of the cores are for broadband and three for telephone. I tried disconnecting the earth wire but the phone stopped ringing. I then plugged the router into that extension socket. Am I making a mistake? I have no idea..does it work? Over a short run twisted pair vis a vis ordinary wire wont make much difference. Running a bell wire might tho. Easiest to use a master faceplate on the extension and NOT run the bell wire. It certainly works but without a lot of speed testing I don't know whether it is detrimental to performance. That was why I was asking those who might have an idea! So far as the bell wire goes, if it is disconnected the extension phone does not ring. (I should have said 'bell wire' not 'earth wire'.) |
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#4
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| Scott wrote: On Sat, 06 Jun 2009 15:11:46 +0100, The Natural Philosopher wrote: Scott wrote: I suspect I am going to regret asking this question. I have read the varous comments about the importance of using 'twisted pai' cable. I have the following set-up. I fitted a splitter frontplate to the master socket. I then ran an 8 core cable to an extension in my study/bedroom which has a split telephone/computer outlet. Two of the cores are for broadband and three for telephone. I tried disconnecting the earth wire but the phone stopped ringing. I then plugged the router into that extension socket. Am I making a mistake? I have no idea..does it work? Over a short run twisted pair vis a vis ordinary wire wont make much difference. Running a bell wire might tho. Easiest to use a master faceplate on the extension and NOT run the bell wire. It certainly works but without a lot of speed testing I don't know whether it is detrimental to performance. That was why I was asking those who might have an idea! So far as the bell wire goes, if it is disconnected the extension phone does not ring. So use a 'master' faceplate to regenerate it. (I should have said 'bell wire' not 'earth wire'.) I reaslised that.. |
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#5
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| On 6-Jun-2009, Scott wrote: I have read the varous comments about the importance of using 'twisted pai' cable. I have the following set-up. I fitted a splitter frontplate to the master socket. I then ran an 8 core cable to an extension in my study/bedroom which has a split telephone/computer outlet. Two of the cores are for broadband and three for telephone. I tried disconnecting the earth wire but the phone stopped ringing. I then plugged the router into that extension socket. Am I making a mistake? Splitter faceplate fitted to master socket is unclear, is it an NTE5 master socket? It it is an NTE5 (many illustrations with a Google search) you should, with the faceplate fitted, have a small RJ11 socket which matches the RJ11 plugs on modem/router patch leads, plus a standard BT style phone socket into which a phone can be plugged. It's not clear how you have fitted the appropriate plugs onto your 8-core, and whether the 8-core has 4 individually twisted pairs. The unspecified possibilities are 8-straight wires in the 8-core, or 4-twisted pairs which would also be 8-core, if the cores are pairs then it might even be CAT5 spec. If the 8-core has individually twisted pairs, and one of these pairs is ADSL only, though not ideal, it should work. If it is straight untwisted wires think about putting the modem/router next to the master socket, then running CAT5 to the PC's location. Which raises a further question, how is the PC connected to the router, RJ45 patch lead, or wireless? |
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#6
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| On Sat, 6 Jun 2009 14:45:57 GMT, "Ato_Zee" wrote: On 6-Jun-2009, Scott wrote: I have read the varous comments about the importance of using 'twisted pai' cable. I have the following set-up. I fitted a splitter frontplate to the master socket. I then ran an 8 core cable to an extension in my study/bedroom which has a split telephone/computer outlet. Two of the cores are for broadband and three for telephone. I tried disconnecting the earth wire but the phone stopped ringing. I then plugged the router into that extension socket. Am I making a mistake? Splitter faceplate fitted to master socket is unclear, is it an NTE5 master socket? Yes It it is an NTE5 (many illustrations with a Google search) you should, with the faceplate fitted, have a small RJ11 socket which matches the RJ11 plugs on modem/router patch leads, plus a standard BT style phone socket into which a phone can be plugged. Yes It's not clear how you have fitted the appropriate plugs onto your 8-core, and whether the 8-core has 4 individually twisted pairs. I was trying to keep it simple. The faceplate was modified before purchase (purchased on the internet). On the back are the original three positions for phone cables to which I have connected three cores of the eight core cable. There is a second connector on the back. I have connected two cores to that (and the same to the RJ11 (RJ45?) socket on the extension. The router does work so it must all be connected properly. The unspecified possibilities are 8-straight wires in the 8-core, or 4-twisted pairs which would also be 8-core, if the cores are pairs then it might even be CAT5 spec. If the 8-core has individually twisted pairs, and one of these pairs is ADSL only, though not ideal, it should work. If it is straight untwisted wires think about putting the modem/router next to the master socket, then running CAT5 to the PC's location. I don't know how I can tell if the cores are twisted or not, but I am pretty sure they are not 'individually' twisted. Which raises a further question, how is the PC connected to the router, RJ45 patch lead, or wireless? At the moment it is wireless as I can't get the ethernet cable to work. I did have the router at the master socket until today (connected wirelessly), but I decided to try it on the extension to try a wired connection. This seems to be something of a disaster so far! |
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#7
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| "Scott" wrote in message ... On Sat, 6 Jun 2009 14:45:57 GMT, "Ato_Zee" wrote: On 6-Jun-2009, Scott wrote: I have read the varous comments about the importance of using 'twisted pai' cable. I have the following set-up. I fitted a splitter frontplate to the master socket. I then ran an 8 core cable to an extension in my study/bedroom which has a split telephone/computer outlet. Two of the cores are for broadband and three for telephone. I tried disconnecting the earth wire but the phone stopped ringing. I then plugged the router into that extension socket. Am I making a mistake? Splitter faceplate fitted to master socket is unclear, is it an NTE5 master socket? Yes It it is an NTE5 (many illustrations with a Google search) you should, with the faceplate fitted, have a small RJ11 socket which matches the RJ11 plugs on modem/router patch leads, plus a standard BT style phone socket into which a phone can be plugged. Yes It's not clear how you have fitted the appropriate plugs onto your 8-core, and whether the 8-core has 4 individually twisted pairs. I was trying to keep it simple. The faceplate was modified before purchase (purchased on the internet). On the back are the original three positions for phone cables to which I have connected three cores of the eight core cable. There is a second connector on the back. I have connected two cores to that (and the same to the RJ11 (RJ45?) socket on the extension. The router does work so it must all be connected properly. The unspecified possibilities are 8-straight wires in the 8-core, or 4-twisted pairs which would also be 8-core, if the cores are pairs then it might even be CAT5 spec. If the 8-core has individually twisted pairs, and one of these pairs is ADSL only, though not ideal, it should work. If it is straight untwisted wires think about putting the modem/router next to the master socket, then running CAT5 to the PC's location. I don't know how I can tell if the cores are twisted or not, but I am pretty sure they are not 'individually' twisted. With normal telephone cable the twist isn't always obvious unless you strip 20cm of sheath unlike cat CAT5 where the twist is very obvious and would have been a better choice in your application IMHO. If it is proper modern telecoms 4 pair, the colours will be: blue/white stripe white/blue stripe orange/white stripe white/orange stripe green/white stripe white/green stripe If the colours are as above, then at least you do have twisted pair. The mutually twisted conducters are grouped in that list. The importent thing is that you use one pair (say the blues) for the phone 2-2 and 5-5 and another (say the orange) for the unfiltered ADSL then you would use one wire of the remaining green pair for the bell 3-3 But personally I would not connect the bell wire at all in this application. Does your installation differ in any way to the above? -- Graham. %Profound_observation% |
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#8
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| On 6-Jun-2009, Scott wrote: I was trying to keep it simple. The faceplate was modified before purchase (purchased on the internet). On the back are the original three positions for phone cables to which I have connected three cores of the eight core cable. There is a second connector on the back. I have connected two cores to that (and the same to the RJ11 (RJ45?) socket on the extension. The router does work so it must all be connected properly. At the moment it is wireless as I can't get the ethernet cable to work. I did have the router at the master socket until today (connected wirelessly), but I decided to try it on the extension to try a wired connection. This seems to be something of a disaster so far! I suspect you may have a problem, or several problems. I'd query whether the midified before purchase faceplate has a built in ADSL filter (one or more ferrite ring core torroids and some capacitors). If there is a filter it should be between the incoming phone pair and the phones (the filter SHOULD NOT filter the 2-wires for the ADSL, these go straight to the incoming phone pair.) That is the modem part of the router is connected one-to-one to the incoming phone pair. The filter toroid + capacitors goes to the phone and most modern phones don't need the bell wire, a few are fussy which way round the phone pair is connected polarity wise. Commonly IF there is a bell wire there is a bell wire capacitor. Ethernet is a bit tricky to wire, it is not 1 to 1, Google for ethernet wiring, in some cases the PC to router needs crossover wiring. Mine did, the faceplates were marked and color coded for the A and B ends. It then all worked with standard flexible patch cables at each end. Straight untwisted is not good for the ADSL pair, it could reduce your sync speed, which is why twisted is recommened. Router next to NTE5 is best. |
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#9
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| On Sat, 6 Jun 2009 20:25:36 +0100, "Graham." wrote: "Scott" wrote in message .. . On Sat, 6 Jun 2009 14:45:57 GMT, "Ato_Zee" wrote: On 6-Jun-2009, Scott wrote: I have read the varous comments about the importance of using 'twisted pai' cable. I have the following set-up. I fitted a splitter frontplate to the master socket. I then ran an 8 core cable to an extension in my study/bedroom which has a split telephone/computer outlet. Two of the cores are for broadband and three for telephone. I tried disconnecting the earth wire but the phone stopped ringing. I then plugged the router into that extension socket. Am I making a mistake? Splitter faceplate fitted to master socket is unclear, is it an NTE5 master socket? Yes It it is an NTE5 (many illustrations with a Google search) you should, with the faceplate fitted, have a small RJ11 socket which matches the RJ11 plugs on modem/router patch leads, plus a standard BT style phone socket into which a phone can be plugged. Yes It's not clear how you have fitted the appropriate plugs onto your 8-core, and whether the 8-core has 4 individually twisted pairs. I was trying to keep it simple. The faceplate was modified before purchase (purchased on the internet). On the back are the original three positions for phone cables to which I have connected three cores of the eight core cable. There is a second connector on the back. I have connected two cores to that (and the same to the RJ11 (RJ45?) socket on the extension. The router does work so it must all be connected properly. The unspecified possibilities are 8-straight wires in the 8-core, or 4-twisted pairs which would also be 8-core, if the cores are pairs then it might even be CAT5 spec. If the 8-core has individually twisted pairs, and one of these pairs is ADSL only, though not ideal, it should work. If it is straight untwisted wires think about putting the modem/router next to the master socket, then running CAT5 to the PC's location. I don't know how I can tell if the cores are twisted or not, but I am pretty sure they are not 'individually' twisted. With normal telephone cable the twist isn't always obvious unless you strip 20cm of sheath unlike cat CAT5 where the twist is very obvious and would have been a better choice in your application IMHO. If it is proper modern telecoms 4 pair, the colours will be: blue/white stripe white/blue stripe orange/white stripe white/orange stripe green/white stripe white/green stripe If the colours are as above, then at least you do have twisted pair. The mutually twisted conducters are grouped in that list. The importent thing is that you use one pair (say the blues) for the phone 2-2 and 5-5 and another (say the orange) for the unfiltered ADSL then you would use one wire of the remaining green pair for the bell 3-3 But personally I would not connect the bell wire at all in this application. Does your installation differ in any way to the above? That's pretty much it, except I used the browns for the adsl. I connected the bell wire because one of the extension phones does not ring without it. I could live without if it would make a difference to the broadband performance (or even the acoustic quality of the phone). What I am trying to establish is whether it is better to put the router in the hall and connect it wirelessly to the computer, or to put it in the study/bedroom with an ethernet connection. The wireless slows down the start up of the computer. However, an added mystery today is the the router won't work with an ethernet cable, only wirelessly. The computer (Windows 7, just to confuse things further) says the network cable is unplugged when it clearly is not. The cable is certified network cable (Category 5+) so I assume it is the correct cable to use. I tried reversing its direction but this did not work either. I suppose it could be faulty but that seems a bit unlikely. I wonder if I am missing something. Thanks for your help. |
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#10
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| That's pretty much it, except I used the browns for the adsl. I connected the bell wire because one of the extension phones does not ring without it. I could live without if it would make a difference to the broadband performance (or even the acoustic quality of the phone). What I am trying to establish is whether it is better to put the router in the hall and connect it wirelessly to the computer, or to put it in the study/bedroom with an ethernet connection. The wireless slows down the start up of the computer. However, an added mystery today is the the router won't work with an ethernet cable, only wirelessly. The computer (Windows 7, just to confuse things further) says the network cable is unplugged when it clearly is not. The cable is certified network cable (Category 5+) so I assume it is the correct cable to use. I tried reversing its direction but this did not work either. I suppose it could be faulty but that seems a bit unlikely. I wonder if I am missing something. Thanks for your help. I would disconnect the bell wire and connect the non-ringing phone with a spare ADSL filter. That may sound strange advice as all your voice sockets are filtered centrally at the NTE5, but it is a valid thing to do as the filter contains a capacitor that couples one side of the line to pin 3 making it emulate a local master socket. As fat the LAN problem, it could be the NIC in the computer, or the router, or the cable of course. I have an old Sweex router that works fine on all 4 ports, but only if using a crossover cable between the router and NIC. Go figure. -- Graham. %Profound_observation% |
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