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Several processors control the flow of data in the SNC. The firmware to control these processors can easily
be upgraded in the field using the PUT command from an FTP connection or ZModem utility over a serial
connection to overwrite the previous firmware with new firmware. The SNC firmware is distributed as a
compressed ZIP file. This chapter provides instructions for updating the firmware when your computers are
running a Microsoft® Windows® operating system.
FTP is the faster method for updating firmware.
Updating Firmware Using FTP
1
On a computer that is on the same Ethernet network as the SNC, extract the firmware image file (its
extension is *.ima) from the ZIP archive to the personal computer hard drive. Note the path and
filename.
2
Start up an FTP program on the computer. The FTP program must be in binary mode.
There is more than one way to connect to the SNC using an FTP
Note
program.Your FTP program may operate differently than in the following
instructions.
3
At the FTP prompt, issue the open command:
ftp > open x.x.x.x
where x.x.x.x is the IP address of the SNC management port.
To obtain the IP address of the SNC, refer to the information you recorded in
Note
the section
4
Enter the default values for the username, "admin", and the password, "Password", if you did not set
new values in
Changing the Default Username and Password
The username and password are case sensitive.
Note
username:admin
password:Password
SNC 450x User's Guide
Connecting to the Ethernet Management
Updating Firmware
Port.
on page 26.
33
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