RJ-45 (Cyclades) to DB-9, crossover
RJ-45 DB-9
Cyclades M / F
-------- --------
3 TxD -------------- RxD 2
6 RxD -------------- TxD 3
4 Gnd -------------- Gnd 5
2 DTR --------|----- DCD 1
|----- DSR 6
7 DCD -----|-------- DTR 4
8 DSR ---|
1 RTS -------------- CTS 8
5 CTS -------------- RTS 7