Specifications

C-17
Cisco 7100 Series VPN Router Installation and Configuration Guide
78-6341-03
Appendix C Cable Specifications
Cisco 7120-4T1 and Cisco 7140-8T Cables and Pinouts
TxD/RxD+ 11 —>2 TxD+
TxD/RxD– 12 —>14 TxD–
RxD/TxD+ 28 <— 3RxD+
RxD/TxD– 27 <— 16 RxC–
RTS/CTS+ 9 —>4 RTS+
RTS/CTS– 10 —>19 RTS–
CTS/RTS+ 1 <— 5CTS+
CTS/RTS– 2<— 13 CTS–
DSR/DTR+ 3 <— 6DSR+
DSR/DTR– 4<— 22 DSR–
DCD/DCD+ 5 <— 8DCD+
DCD/DCD– 6<— 10 DCD–
TxC/RxC+ 24 <— 15 TxC+
TxC/RxC– 23 <— 12 TxC–
RxC/TxCE+ 26 <— 17 RxC+
RxC/TxCE– 25 <— 9RxC–
LL/DCD 44 —>18 LL
Circuit ground 45 – 7 Circuit ground
DTR/DSR+ 7 —>20 DTR+
DTR/DSR– 8 —>23 DTR–
TxCE/TxC+ 13 —>24 TxCE+
TxCE/TxC– 14 —>11 TxCE–
Mode_1
Ground
Mode_2
49
48
47
––Shorting group
Ground
Mode_DCE
51
52
––Shorting group
1. HD = high-density.
Table C-16 EIA-530 DTE Adapter Cable Signals (CAB-530MT=)
Router End, HD
1
60-Position Plug
Network End,
DB-25 Plug