Olicom CrossFire 8720, Installation Manual

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CrossFire 8720 Fast Ethernet Layer 3 Switch, v. 1.00.02, P/N: 710001800 Cable and PIN Information
Twisted-Pair Straight-Through Cable
To connect PCs or other MDI network devices to these ports, use a straight-
through cable.
Figure 16. Twisted-Pair Straight-Through Cable
Twisted-Pair Crossover Cable
To connect hubs or switches or other MDI-X network devices to these ports, use a
crossover cable.
Figure 17. Twisted-Pair Crossover Cable
green
white/orange
white/brown
blue
white/blue
orange
white/green
brown
green
white/orange
white/brown
blue
white/blue
orange
white/green
brown
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
Pin Pin
Straight Through Cable
(for connecting node to switch)
All conductors are wired to the same
RJ-45 connector pins on each end of
the cable. All color pairs (such as
white/blue and white/orange) are kept
twisted together (1,2; 3,6; 4,5; 7,8).
green
white/orange
white/brown
blue
white/blue
orange
white/green
brown
green
white/orange
white/brown
blue
white/blue
orange
white/green
brown
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
Pin Pin
(for connecting switch to switch or
transceiver to transceiver)
Pairs 2 (pins 1 and 2) and
pair 3 (pins 3 and 6) are
crossed (note the different
color assignement at each
connector). All color pairs
are kept twisted together
(1,2; 3,6; 4,5; 7,8).
Crossover Cable