20
IBM 8265: Planning and Site Preparation Guide
Wall Plate Polarization UTP:
10BASE-T:
The 10BASE-T standard is a subset of the AT&T 258A specification and is used for
Ethernet over twisted pair.
258A (EIA T568B):
This is specified by AT&T for use in PDS applications. Eight wire channels in WE8W
or WE8K polarization.
Figure 4. Wall Plate Polarizations UTP
Figure 5. 10BASE-T Polarization
Figure 6. 258A (T568B) Polarization
2
1
1
1
1
1
1
8
8
8
8
5
6
6
0
4
5
6
8
9
T
Y
WE4W(RJ11)
WE8W(RJ45)
WE8W(258A)
WE8K
(RJ45 Keyed)
WE8K
(258A Keyed)
WE6W(RJ12)
MMJ(DEC)
BLANK
1 2 3 4 5 6 7 8
T2
nc
R3
nc
nc
R2
T3
nc
1 2 3 4 5 6 7 8
T3
R1
R2
T4
R4
R3
T2
T1
Summary of Contents for 8265
Page 1: ...8265 Nways ATM Switch Planning and Site Preparation Guide GA33 0460 0 IBM...
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