ZyXEL Communications prestige 314 plus ユーザーズマニュアル

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Prestige 314 PLUS Broadband Sharing Gateway with 4-Port Switch 
Firmware and Configuration Maintenance 
12-1 
Chapter 12 
Firmware and Configuration File 
Maintenance 
This chapter tells you how to back up and restore your configuration file as well as upload new 
firmware and a new configuration file. 
12.1 Filename Conventions 
The configuration file (often called the romfile or rom-0) contains the factory default settings in the menus 
such as password, DHCP Setup, TCP/IP Setup, etc. It arrives from ZyXEL with a rom filename extension. 
Once you have customized the Prestige's settings, they can be saved back to your computer under a filename 
of your choosing. 
  
ZyNOS (ZyXEL Network Operating System sometimes referred to as the “ras” file) is the system firmware 
and has a “bin” filename extension. With many ftp and tftp clients, the filenames are similar to those seen 
next.  
 
ftp> put firmware.bin ras 
This is a sample ftp session showing the transfer of the computer file " firmware.bin" to the Prestige. 
 
ftp> get rom-0 config.cfg 
This is a sample ftp session saving the current configuration to the computer file config.cfg. 
 
If your (t)ftp client does not allow you to have a destination filename different than the source, you will need 
to rename them as the Prestige only recognizes “rom-0” and “ras”. Be sure you keep unaltered copies of both 
files for later use.