3Com 3CBLSG48 - PIN-OUTS; Console Cable

C PIN-OUTS
A Console cable is an 8-conductor RJ45-to-DB9 cable. One end of the
cable has an RJ-45 plug for connecting to the switch’s Console port,
and the other end has a DB-9 socket connector for connecting to the
serial port on the terminal, as shown in Figure 102.
Figure 102 Console cable
Console Cable
RJ-45 Signal Direction DB9 (modem) DB9 (console)
1 RTS — 7 8
2 DTR — 4 4
3 TXD — 3 2
4 CD — 1 5
5 GND — 5 5
6 RXD — 2 3
7 DSR — 6 4
8 CTS — 8 7
Table 12 Console cable pinouts