Cabling Diagrams
RJ-45 to DB-25 (DCE), straight - thru
RJ-45
Sena
  DB-25
M/F
6 TxD ---------- TxD 2
3 RxD ---------- RxD 3
4 Gnd ---------- Gnd 7
7 DTR ---------- DTR 20
2 DSR ---------- DSR 6
5 DCD ---------- DCD 8
8 RTS ---------- RTS 4
1 CTS ---------- CTS 5