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Standard User DavidA23
(newbie) Thu 05-Oct-17 13:55:25
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RJ45 vs telephone cable


[link to this post]
 
Hi
I'm shortly due to be upgraded to FTTC & and thinking about optimizing my connection.
The location of my Master socket is situated such that I have to run a telephone cable from there to my office.
Would it be better if I placed my router/modem next to the Master socket and then run cat5 RJ45 cable from there to my office?
Standard User deleted
(deleted) Thu 05-Oct-17 13:57:31
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Re: RJ45 vs telephone cable


[re: DavidA23] [link to this post]
 
Yes, that would be a good option
Standard User trolleybus
(experienced) Thu 05-Oct-17 14:27:40
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Re: RJ45 vs telephone cable


[re: deleted] [link to this post]
 
In reply to a post by BatBoy:
Yes, that would be a good option


But not the best solution as you will almost inevitably need to use the remaining ports on the router and perhaps even its USB port(s). Yes, you could add a switch at the remote end at more unnecessary expense. It would be infinitely much better to have the master socket relocated which is a simple DIY job but you are more or less obliged to use Openreach for that task for silly money.


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Standard User jabuzzard
(learned) Thu 05-Oct-17 14:42:20
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Re: RJ45 vs telephone cable


[re: trolleybus] [link to this post]
 
In reply to a post by trolleybus:
But not the best solution as you will almost inevitably need to use the remaining ports on the router and perhaps even its USB port(s). Yes, you could add a switch at the remote end at more unnecessary expense. It would be infinitely much better to have the master socket relocated which is a simple DIY job but you are more or less obliged to use Openreach for that task for silly money.


It is always (unless the cabinet is outside your house) better to covert to ethernet as soon as practically possible inside the house.
Standard User deniscampbell
(newbie) Thu 05-Oct-17 15:08:44
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Re: RJ45 vs telephone cable


[re: DavidA23] [link to this post]
 
You can buy low loss shielded, twisted-pair cable with RJ11 ends. Effectively the same as an RJ45 cable.
The cable from cabinet to house is probably just bog standard telephone cable, but is not be as subject to mains borne interference as the master socket to router, so better quality cable may help.
Standard User deleted
(deleted) Thu 05-Oct-17 15:14:42
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Re: RJ45 vs telephone cable


[re: deniscampbell] [link to this post]
 
In reply to a post by deniscampbell:
You can buy low loss shielded, twisted-pair cable with RJ11 ends. Effectively the same as an RJ45 cable.
It's twisted pair but here the similarity ends. Ethernet is a digital connection virtually immune to noise, whereas a phone connection is analog easily disrupted by noise.
Standard User DavidA23
(newbie) Thu 05-Oct-17 15:21:19
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Re: RJ45 vs telephone cable


[re: trolleybus] [link to this post]
 
So it's pros & cons really. Would the improvement in running RJ45 from the MB be worth the bother?
Administrator MrSaffron
(staff) Thu 05-Oct-17 15:24:47
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Re: RJ45 vs telephone cable


[re: jabuzzard] [link to this post]
 
Given Ethernet switches are now down in the £10 to £15 region e.g. Netgear 5 port at £12 then going for modem and router at point of entry and Ethernet running to a remote switch is only the price of 3 pints.

The author of the above post is a thinkbroadband staff member. It may not constitute an official statement on behalf of thinkbroadband.
Standard User j0hn83
(committed) Thu 05-Oct-17 17:11:56
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Re: RJ45 vs telephone cable


[re: DavidA23] [link to this post]
 
I recommend placing a modem right next to the master socket, keeping the DSL link as short as possible. Then run cat5e to the router in your office.
Standard User Banger
(eat-sleep-adslguide) Thu 05-Oct-17 17:13:32
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Re: RJ45 vs telephone cable


[re: j0hn83] [link to this post]
 
+1

Tim
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Standard User No_One
(committed) Thu 05-Oct-17 17:16:06
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Re: RJ45 vs telephone cable


[re: DavidA23] [link to this post]
 
This is exactly what I did. I needed the cable to run outside so bought some external cat5e from a local shop, and a crimp tool & connectors from amazon. The thicker external cable is probably meant to connect to the rear of a socket rather than crimped connectors but it's been working fine for the past 4 years
Standard User DavidA23
(newbie) Thu 05-Oct-17 18:33:28
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Re: RJ45 vs telephone cable


[re: trolleybus] [link to this post]
 
As you say, a simple job to re-site the MS & what's the comeback? Not a criminal offence & OR are unlikely to discover the move. It's certainly a better solution but how much improvement in line quality would result?
Standard User deleted
(deleted) Thu 05-Oct-17 18:43:49
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Re: RJ45 vs telephone cable


[re: DavidA23] [link to this post]
 
In reply to a post by DavidA23:
As you say, a simple job to re-site the MS & what's the comeback? Not a criminal offence
Actually, it is.
See the Telecommunications Act 1984 and the Communications Act 2003
Standard User deleted
(deleted) Thu 05-Oct-17 18:56:15
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Re: RJ45 vs telephone cable


[re: deniscampbell] [link to this post]
 
In reply to a post by deniscampbell:
You can buy low loss shielded, twisted-pair cable with RJ11 ends. Effectively the same as an RJ45 cable.
The cable from cabinet to house is probably just bog standard telephone cable, but is not be as subject to mains borne interference as the master socket to router, so better quality cable may help.


Indeed you ~can~ buy that. But what practical use is the shielding? I'm not aware of any domestic market kit that provides an "earth" connection for a shielded RJ11 cable. AFAIK a shielded cable run should have the shield connected to "earth" at one end only in order to avoid problems where the "earths" of the devices at each end are differently terminated (e.g. on different phases or locally grounded rather than using a common supplier provided earth).

Genuine question there, not trying to be a pain! My knowledge is only partial in this area so am happy to be educated smile
Standard User Michael_Chare
(fountain of knowledge) Thu 05-Oct-17 19:34:20
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Re: RJ45 vs telephone cable


[re: MrSaffron] [link to this post]
 
In reply to a post by MrSaffron:
Given Ethernet switches are now down in the £10 to £15 region e.g. Netgear 5 port at £12 then going for modem and router at point of entry and Ethernet running to a remote switch is only the price of 3 pints.

In 1992 the Kalpana EPS-700 7 port switch had what I presume was a list price of $10,995. It was $1,000 less a couple of years earlier.

Michael Chare
Standard User DavidA23
(newbie) Thu 05-Oct-17 19:55:20
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Re: RJ45 vs telephone cable


[re: deleted] [link to this post]
 
Well, not being proficient in legalese I've little or no idea what that says.
Several years ago in another house I moved a master socket from the downstairs hall to a bedroom. A couple of years later we suffered a large lightning strike which blew up our phone & my PC. BT (as it was then) came round and rewired the telephone circuit & in passing asked: "How come your telephone cable enters the house via an upstairs window rather than downstairs?" I said I had no idea - it'd been like that since I moved in. That was that - nothing more said.
Of course, I understand that you or others on this forum wouldn't advocate breaking the law so I guess it's a case of: 'I takes my chances...'
I just wonder whether the possible line improvement is worth the hassle.
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