Hi Mark,
Thanks for your brief explanation
Now i can able to understand what "Cat5 modular wall jacks"
represents.
Thanks,
Srikrishnan.
At 09:01 AM 8/2/00 -0400, you wrote:
>At 12:46 PM 08/01/2000 +0000, you wrote:
>>Hai,
>> I cannot able to understand what Mr Mark is talking about.
>> What this "Cat5 modular wall jacks" represents. (or )means
>> Could any one please tell me what is this?
>
>This all has to do with the wire used to network computers. Lets talk
>about just a few computers together into a local network and not any major
>wiring for connecting networks together.
>
>There are 2 types of wire that are used to join computers into a network.
>
>The first has several names: thinnet, cheapnet, 10base2, coax. It is a
>single wire with a coaxial shield around it. It looks round.(The network
>wire is in the middle and the shield is a metal tube around it) This wire
>goes from computer to computer and has a special resistor at each end
>computer. Advantages: lowest cost. Disadvantages: any problem on any
>part of the network stops the entire network, hard to figure out where a
>problem is in the cable, cable is relatively fragile, limited to 10Mb/sec.
>
>The second is called Cat5, twisted pair or 10baseT. More recently, there
>is 100baseT which is very similar, but faster. This is a 8 wire cable
>which looks flat. The pairs are twisted together (each of the 8 wires
>are, of course, insulated)at regular intervals inside the wire to minimize
>electrical problems between the wires. The wire goes from each computer
>to a central hub. Advantages: a problem at one computer does not stop the
>entire network, capable of faster speeds, cable is easier to work with
>than coax. Disadvantages: requires a hub (an added expense), the hub
>should be centrally located, the hub needs its own electrical outlet, for
>two computers near each other, each requires a separate cable to go to the hub.
>
>Now to your question: In a real building, the 10baseT wires can just run
>along the floor. This is messy and the wires can be damaged. Or, the
>wires can go inside the walls and a jack can be in the room to connect a
>computer to the network (the other end of the wire attaches to the
>hub). Now you plug in a short wire going from the computer and to the
>jack in the wall. Anyway, the jack is called an RJ45 jack. It also is
>called "modular" (all together in one piece), CAT5 (you what that is),
>"wall jack" (since it is meant to be mounted on or inside a wall).
>
>This was probably more than you wanted to know.
>
>
>Mark
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