The following pages can be found in the Maintenance category: 
  Administrator - Here you can change the password for the administrator. The 
username (admin) cannot be changed. 
  Access Control - On this page the user can configure access control for WAN 
and LAN interface of this product. 
  System Settings  - All settings will be automatically saved to your DSL-
2877AL. There is no need to manually save or reboot. If you want to restart 
the device anyway, it is better done via the "Reboot" button. 
  Firmware Update - On this page the user can update the running firmware for 
this product. 
  Diagnostics - The diagnostics feature executes a series of test of your system 
software and hardware connections. Use the feature when working with your 
ISP to troubleshoot problems. 
  System Log - On this page we can view and initiate a firmware update for this 
router. The system Log allows you to configure local and remote, and to view 
the logs that have been created.