[ LUGOS ] utp

[Ivan Zilic]

Zivjo !

> Kako morajo biti razporejene zice na utp konektorju, da lahko povezem 2
> PC-ja med seboj brez HUB-a. 

Za opise/razporede pinov kablov, konektorjev, ipd predlagam obisk strani:
http://margo.student.utwente.nl/stefan/hwb/hwb.html

Tvoj t.i. cross over kabel je na:
http://margo.student.utwente.nl/stefan/hwb/ca_Ethernet10BaseTCrossover.html


> Verjetno je za vse OS enaka razporeditev zic v konektorju.

Da.



Pa se zanimivi prakticni podatki,... zgolj za obcutek. :-)
__________
From: Dr John Tankard <jtankard na tankard.com>
Subject: [ukha_d] CAT5 Installation info

Following the links to Leviton offered yesterday I read the Wiring
Strategies Paper and for those who Have not read it I thought this might be
interesting, its about cabling system performance some of the figures were
much worse than I expected.

CONDITION                            Performance Reduction
Full Channel Properly Installed           Benchmark
Cable Flexed 1000 times                   No Change
Replace 2ft CAT5 with 2 ft Cat 3          8.0 dB
Replace 2ft CAT5 with 20 ft Cat 3         13.0 dB
Coiled Cable in 6i Cicle 2" Dia x section No Change
Bundled and secured with ties (20Lbs)     No Change
Remove 1" of Sheath at station end        1.2dB
Remove 12" of Sheath at station end       2.0 dB
Untwist 0.5" at station end               1.5 dB
Untwist 2" at station end                 3.8 dB
Untwist 6" at station end                 11.6 dB
Bend cable around 3" Dia                  1.9 dB
Bend cable around 1" Dia                  2.1 dB
Kink cable                                2.4 dB
Cable in Aluminium conduit                  No Change
__________


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