A.1 Switch's RJ-45 Pin Assignments
1000Mbps, 1000Base T
Contact
MDI
1
BI_DA+
2
BI_DA-
3
BI_DB+
4
BI_DC+
5
BI_DC-
6
BI_DB-
7
BI_DD+
8
BI_DD-
A.2 RJ-45 cable pin assignment
The standard RJ-45 receptacle/connector
There are 8 wires on a standard UTP/STP cable and each wire is color-coded. The following shows the pin allocation
and color of straight cable and crossover cable connection:
Please make sure your connected cables are with same pin assignment and color as above picture before deploying the
cables into your network.
APPENDIX A NETWORKING CONNECTION
MDI-X
BI_DB+
BI_DB-
BI_DA+
BI_DD+
BI_DD-
BI_DA-
BI_DC+
BI_DC-
Figure A-1: Straight-Through and Crossover Cable
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