Installation guide
Chapter 4
26 Sniffer Technologies
5 Insert the Enterasys RoamAbout wireless adapter in an available Type 
II PC card slot on the target machine.
6 Locate an available I/O Port and interrupt number:
NOTE: In most cases, the default resources found by the driver will 
work. However, in some cases, you may need to identify free resources 
as described in this step.
a
Go to Start > Administrative Tools (Common) > Windows NT 
Diagnostics.
b Click the Resources tab. The IRQs currently in use on the PC are 
listed by number (Figure 4-1).
Figure 4-1. Finding Available Resources for the Enterasys RoamAbout Wireless LAN 
Adapter
c The Enterasys RoamAbout adapter card can use IRQ 3 through 
12 and 15. Determine if one of these IRQs is available and write 
down its number for later use.
NOTE: If the IRQs are already in use, make one available for the 










