Troubleshooting a Wired LAN
41
To link at particular duplex setting, tap Use Forced Setting. 
Then select one of the settings in the Forced Setting group.
Note
An asterisk ( 
*
) next to the value on the link button 
(located in the lower- left corner of the task bar) 
indicates the speed/duplex is a forced setting.
At the bottom of this screen, a factory assigned MAC address 
is shown. You can change this address to enable testing of 
switch forwarding tables and ARP caches as part of the 
troubleshooting process. 
Instrument Security Settings
On the Instrument Settings—Instrument Security screen, 
you can provide password-level security for your EtherScope 
Network Assistant. This screen enables you to: 
•
Password-protect access to the instrument through the 
remote user interface.
•
Authorize running of RFC 2544/ITO tests.
•
Prevent unauthorized users from editing the 
instrument’s SNMP security settings or viewing the 
remote user interface. 
feb85s.tif
Figure 8. Instrument Settings—Security Screen
If a field is password-protected, this symbol denotes that the 
field is secure: "*".   The fields and controls on this screen are 
disabled until a user successfully enters the password and 
logs in using the Login button.