3Com VCX V7000 Installation And Maintenance Manual page 101

This table shows the pinouts:
Comm Port Pin #
1
2
3
4
5
6
7
8
To configure the 3Com 3105 Attendant Console:
1 Plug a standard Ethernet cable into the data port, located on the
underside of the console.
2 Plug the other end of the Ethernet cable into an active network jack.
3 Using an adapter (female 9-pin DB9 to female RJ-45) and a standard
Ethernet cable, connect a serial port on your PC to the serial port on the
underside of the 3105 Attendant Console.
4 Connect a 3Com power adapter to an AC power outlet.
5 Connect the other end of the power adapter cable to the power
connector on the underside of the 3105 Attendant Console.
6 Use a terminal emulation program such as Hyperterm to connect to the
serial port on your PC. The configuration is:
9600 baud
■
8 data bits
■
1 stop bit
■
No parity
■
No flow control
■
7 In the Hyperterm window, enter this command to set the IP address of
the primary VCX server:
nbxSetNcpIpAddress 10.20.30.41
All IP addresses and subnetwork masks used here are examples only. You
must use values appropriate for your network.
Function
No Connection
DCD/DTR
DCD/DTR
GND
RXD
TXD
CTS
RTS
Telephone Installation 101