Appendix C
C-4
RJ-45 to RJ-45 Crossover Cable
This cable may be used to connect two 10BaseT compatible devices (e.g., hubs)
or to connect hubs using two front-panel ports.
Figure C-6. Crossover RJ-45 Cable
Note: This manual assumes that straight-through cabling is used for all applications,
except where specifically noted.
AUI (DB-15) Pinouts
Pin Circuit Signal Name
03 DO+ Data Out positive
10 DO- Data Out negative
11 DO S Data Out circuit Shield
05 DI+ Data In circuit positive
12 DI- Data In circuit negative
04 DI S Data In circuit Shield
07 CO+ Control Out positive (optional)
15 CO- Control Out negative (optional)
08 CO S Control Out Shield (optional)
02 CI+ Control In positive
09 CI- Control In negative
01 CI-S Control In circuit Shield
06 VC Voltage Common
13 VP Voltage Plus
14 VS Voltage Shield
Shell PG Protective Ground