Chapter 36
Firmware Upload and RecoveryThis chapter describes how to load new firmware onto your device, or recover firmware that is in the
The network modules use FTP to upload firmware and no longer support TFTP uploads. If the firmware in the
♦Upload timing:
An FTP upload is done during operation
♦Protocols used:
An FTP upload uses FTP protocol, while a BOOTP/TFTP recovery uses BOOTP and TFTP protocols.
♦Remote upload:
An FTP upload does not require the network module and your computer to be on the same LAN, while a BOOTP/TFTP recovery does.
♦Firmware files used:
An FTP upload uses a file with an “.img” extension name, while a BOOTP/TFTP recovery uses a file with a “.bin” extension name.
♦The role of the network module:
An FTP upload uses the network module’s
♦The impact to the network module:
An FTP upload overwrites the network module’s firmware only while a BOOTP/TFTP recovery overwrites the network module’s firmware and all configuration files.
36.1FTP Firmware Upload on the Network Module
ZyXEL periodically releases new firmware for the network modules for bug fixes and
enhancements. Please check the web site at www.zyxel.com periodically for the latest firmware
release.The network modules use FTP for firmware uploads through their
Firmware Upload and Recovery |