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86 Appendix A Technical specifications
Figure 33 1000BASE-T (1000 GT) Ethernet interface card (all models except
VPN Router 2750 1100)
Select cables for this card as follows. Keep in mind that this card is
auto-negotiating and uses the highest possible data rate:
•
•
•
The following table provides the pinouts for the 1000BASE-T (1000 GT) Ethernet
interface card..
Table 22 1000BASE-T (1000 GT) Ethernet pinouts
12345678
NN46110-318 02.01
For 1000BASE-T operation, use Category 5 four-pair Ethernet wiring. The
cable must comply with the TIA 568 wiring specification. Nortel recommends
a maximum length of 100 meters for the cable segment.
For 100BASE-TX operation, use Category 5 twisted-pair wiring: one pair
each for transmit and receive operations. The cable must comply with the
EIA 568 wiring specification. Nortel recommends a maximum length of 100
meters for the cable segment.
For 10BASE-T operation, use Category 3, 4, or 5 twisted-pair wiring.
Pin
1
2
3
4
5
6
CS260010A
7
8
Description
TP0+
TP0-
TP1+
TP2+
TP2-
TP1-
TP3+
TP3-
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