Chapter 51 Troubleshooting
MGS3520 Series User’s Guide
398
I cannot see some of
Advanced Application
submenus at the bottom of the navigation
panel.
The recommended screen resolution is 1024 by 768 pixels. Adjust the value in your computer and
then you should see the rest of
Advanced Application
submenus at the bottom of the navigation
panel.
There is unauthorized access to my Switch via telnet, HTTP and SSH.
Click the
Display
button in the
System Log
field in the
Management
>
Diagnostic
screen to
check for unauthorized access to your Switch. To avoid unauthorized access, configure the secured
client setting in the
Management
>
Access Control
>
Remote Management
screen for telnet,
HTTP and SSH (see
). Computers not belonging to the secured client set
cannot get permission to access the Switch.
51.3 Switch Configuration
I lost my configuration settings after I restart the Switch.
Make sure you save your configuration into the Switch’s
nonvolatile memory each time you make changes. Click
Save
at the top right corner of the web configurator to save the
configuration permanently. See also
for more information about how to
save your configuration.