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9 pin D-SUB male connector layout
9 pin D-SUB male connector
Male DE-9 to Male RJ45 cable. Used to connect Cybertec 2155 and 2255 DCE modem ports to Cisco Console connections


Device 1
Pin Number
Device 1
Pin Name
Direction Device 2
Pin Number
Device 2
Pin Name
1 DCD Output      
2 RX Input 3 TX Output
3 TX Output 6 RX Input
4 DTR Input 2 DSR Output
5 GND Ground 5 GND Ground
6 DSR Output 7 DTR Input
7 RTS Input 8 CTS Output
8 CTS Output 1 RTS Input
9 RI Output      

Omitted pins are Not Connected.

8 pin RJ45 (8P8C) male connector layout
8 pin RJ45 (8P8C) male connector
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