76
C
HAPTER
4: M
ICROSOFT
W
INDOWS
E
NVIRONMENT
6 Enter a valid 12-digit locally administered address in
the Value field.
A valid 12-digit hexadecimal LAA value must fall within the
range of locally administered node IDs permitted under
IEEE guidelines, and it must be unique throughout the
network. Check with your network administrator for the
appropriate LAA address.
Avoid using the following sets of addresses: 40 00 xx xx xx
xx, 7F FF xx xx xx xx, C0 00 xx xx xx xx, FF FF xx xx xx xx
(where x is any hexadecimal value). Using these sets may
cause a duplicate address test (DAT) failure, or incorrect
recognition as a broadcast address.
7 Click OK.
8 Restart the computer.
Defining the LAA Address for Windows NT
To set a locally administered address for a Windows NT
environment, follow these steps:
1 In the My Computer group, double-click the
Control Panel icon.
2 In the Control Panel group, double-click the
Network icon.
3 In the Network dialog box, click the Adapters tab.
4 In the Adapters tab, select 3Com TokenLink Velocity
XL PCI Adapter and click Properties.
The 3Com TokenLink Velocity XL PCI Adapter dialog box
appears, as shown in Figure 15. Note that the current
network address is displayed in the second field.
5 Enter a valid 12-digit locally administered address in
the Network Address field.
A valid 12-digit hexadecimal LAA value must fall within the
range of locally administered node IDs permitted under
IEEE guidelines, and it must be unique throughout the
network. Check with your network administrator for the
appropriate LAA address.
