3Com 5102B-EE installation and operation guide Download the New Bridge Module Software

2.Connect the other end of the cable to the serial port on your PC (using the provided 9- to 25-pin adapter if necessary). Make sure you connect the cable to the communications port you specified in the ProComm install instructions.

Download the New Bridge Module Software

This step copies the new Bridge Module software (UDK) to the Flash EPROM on the Bridge Module. Note that this procedure creates a file called profile.cmd in the PROCOMM directory. If you currently have a file with that name, rename it before the UDK download so that it does not get overwritten.

Warning: Do not interrupt power to the concentrator during the download process.

Follow the instructions below:

1.Make a backup copy of the 3Com UDK diskette.

2.Place the 3Com diskette in the floppy drive and change to that drive by typing a: or b:.

3.Type the command UDK and press [ENTER] to display the initial installation screen as shown in Figure 6-4:

6 - 8 ONline Ethernet Bridge Module Installation and Operation Guide