ZyXEL Communications 650 Series User Manual

Prestige 650 Series User’s Guide 

21-12 

 

Maintenance 

 

 

Reset ADSL 
Line

 

Click this button to reinitialize the ADSL line. The large text box above then displays the 
progress and results of this operation, for example: 
"Start to reset ADSL 
Loading ADSL modem F/W... 
Reset ADSL Line Successfully!" 

ATM Status 

Click this button to view ATM status. 

ATM Loopback 
Test 

Click this button to start the ATM loopback test. Make sure you have configured at least 
one PVC with proper VPIs/VCIs before you begin this test. The Prestige sends an OAM F5 
packet to the DSLAM/ATM switch and then returns it (loops it back) to the Prestige. The 
ATM loopback test is useful for troubleshooting problems with the DSLAM and ATM 
network. 

Upstream Noise 
Margin 

Click this button to display the upstream noise margin. 

Downstream 
Noise Margin 

Click this button to display the downstream noise margin.  

Back

 

Click this button to go back to the main Diagnostic screen.

 

Find firmware at 

 in a file that (usually) uses the system model name with a "*.bin" 

extension, e.g., "Prestige.bin". The upload process uses HTTP (Hypertext Transfer Protocol) and may take up 
to two minutes. After a successful upload, the system will reboot.  See the Firmware and Configuration File 
Maintenance chapter in the parts that document the SMT for upgrading firmware using FTP/TFTP 
commands. 

Click Firmware to open the following screen. Follow the instructions in this screen to upload firmware to 
your Prestige.