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Page 61
LES301A user manual
Appendix C: Using SerialManager Utility
C.3.4 Security
This function is applied to the security protection for the network devices, to protect the device when modifying, leading-in,
leading-out configuration, and some other important functions. Here three functions are mainly supplied, including: “Login,”
“Logout,” and “Change Password,” shown in the figure below.
Login
Use this function to log into any network device. Some sensitive functions can only be operated after a successful login. You can
also select several devices at one time, and log into them at the same time by selecting “Apply for all selected devices.”
NOTE: Double clicking on the device would also login/log out from the device.
Figure C-18. Login screen.
Logout
Use this function to logout from any network device. You should always log out after you alter the operating parameters of any
important device, shown in the figure below. You can also select several devices at one time, and log them out at the same time
by selecting “Apply for all selected devices.”
Figure C-19. Logout screen.
Change Password
Use this function to modify the password for logging in to any network device. This option only works after a successful login,
shown in Figure C-20. You can also select several devices at one time, and modify their PINs at the same time by selecting “Apply
for all selected devices.”