Syndesh 2 PCs se LAN me UTP xwris HUB.

[Peter Avgeris]

Kalh sas mera synlistobioi.

Sas paraqetw mia mikrh xrhsimh plhroforia, poy isws merikoi apo sas hdh
na thn gnwrizoyn.
Tis proalles eixa agorasei 2 kartes diktyoy ths 3COM gia na syndesw ta 2
PC poy exw sto spiti. Gia na mhn agorasw HUB (poy kostizei arketa)
protimhsa syndesh me omoajoniko kalwdio. Peritto na sas pw oti spasane
ta neyra moy dioti kaqe ligo kai ligaki den ginotan kalh epafh sta
kalwdia kai epefte to LAN.
Etsi apofasisa na ta syndesw me UTP syndesh kai RJ-45 jacks. Epeidh
prokeitai gia 2 monon mhxanhmata emaqa oti h xrhsh toy HUB den einai
aparaithth. Eprepe omws na ginei mia diastayrwsh sta kalwdia opws ayta
odhgoyntai sta bysmata, wste na doylepsei h olh istoria.

Ean loipon kapoios endiaferetai gia na kanei tetoioy eidoys syndesh, me
RJ-45 crossover cable (oxi pin-to-pin, to opoio qelei HUB), me bash to
akoloyqo sxediagramma

 -----------------
| 8 7 6 5 4 3 2 1 |
 ------_____------
        TAB

poy anaparista to bysmataki RJ-45, qa prepei h antistoixhsh twn kalwdiwn
na ginei sta 2 mhxanhmata ws ejhs:

Connector 1                             Connector 2

     pin     assignment      color           pin     assignment
     1       TxData+         White/Orange    3       RxData+
     2       TxData-         Orange          6       RxData-
     3       RxData+         White/Green     1       TxData+
     6       RxData-         Green           2       TxData-

Dhladh to pin1 toy enos me to pin3 toy alloy, to pin 2 toy anos me to
pin 6 toy alloy kai fysika to anapodo.

Ayta, pros enhmerwsh...

--
+---------------------------+-----------------------------------------+
| Peter D. Avgeris          | Mechanical Engineer (N.T.U.A.)          |
| 26, Saranta Ekklision st. | Tel.: +30 1 9346257  FAX: +30 1 9577997 |
| 171 24                    | Mobile: +30 94 774746                   |
| Athens                    | E-mail : pavgeris at usa.net               |
| GREECE                    | Web: http://members.xoom.com/pavgeris   |
+---------------------------+-----------------------------------------+



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