title: “Configure IP Adress on 3COM Switch”
date: 2015-08-19T09:55:28
slug: configure-ip-adress-on-3com-switch

There are serveral ways but, if you have a serial console cable you can set the IP using the following process:

Get a serial console cable. Note that I went through several of them before I found one that would let me SEND characters to the device; I could see the switches boot activity but nothing I typed would appear on the console window… so if you have this problem, get another cable!
Get a terminal program. Windows Vista and 7 removed HyperTerminal (which is quite annoying) but you can download a free, fully functional version for 30 days from hilgraeve.com/hyperterminal-trial .
Start your HyperTerminal using the following settings: connect using COM1 (or whatever port you are using) 19 200 bits/sec 8 data bits No parity 1 stop bit No flow control
Power up your 4200G (or similar aged 3Com switch)
In the Hyperterminal Window you will see something like, and you will have just a second or two press CONTROL+B to enter the book menu:
Starting……
***********************************************************
* * * Switch 4200G 24-Port BOOTROM, Version 1.00
* * * ***********************************************************
Copyright (c) 2004-2005
3Com Corporation and its licensors.
Creation date : Nov 20 2006, 17:02:48 C
PU type : BCM5836
CPU Clock Speed : 200MHz
BUS Clock Speed : 33MHz
Memory Size : 64MB
Mac Address : 0017e01f7a40
Press Ctrl-B to enter Boot Menu… 2
type:
system-view
interface vlan 1
ip address xxx.xxx.xxx.xxx mmm.mmm.mmm.mmm
save
type
quit