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Updating Firmware
CDM-760 Advanced High-Speed Trunking Modem
4.4
Upload the Firmware Files and Update the CDM-760 Unit
4.4.1
Important Considerations
If you proceed with the CDM-760 Ethernet FTP Upload Procedure, this section
assumes that:
• Your CDM-760 is connected to a user-supplied, Windows-based PC running the
latest version of Java, and:
o The PC Ethernet port is connected to the CDM-760 rear panel J4 | MGMT
o The PC is running a compatible Web browser (for operation of the HTTP
o The PC serial port is connected to the CDM-760 rear panel J3 | REMOTE
o The PC is running a terminal emulation program (for operation of the
• You have noted the CDM-760 Ethernet Management IP Address using either
the CDM-760 Front Panel or the Serial Remote Control Interface. (You may also
use the HTTP Interface Admin | Access page to view the configured IP Address
as needed. Note that you cannot use the HTTP Interface to change the Modem
IP Address.)
• You have downloaded (or otherwise received from Comtech EF Data) the latest
available firmware update, and you have extracted the firmware files into an
accessible temporary folder (e.g., C:\CDM760) on the User PC.
• You have configured modem remote control for "Ethernet" or "Ser+Ethernet" –
confirm by viewing the Front Panel SELECT: Configuration → Remote screen:
•
4.4.2
Use Windows Command-line to FTP Upload the Firmware Files
(Ethernet-based Firmware Update Procedure)
1. To proceed, you should already have noted the Management IP Address ("xxx.xxx.xxx.xxx")
for the CDM-760 as instructed in Section 6.2.3.
2. Use Windows Command-line to send a ping command. To ping the unit, type "ping
xxx.xxx.xxx.xxx" at the Windows Command-line prompt. The response should confirm
whether the unit is connected and communicating correctly with the User PC.
3. Make note of the active firmware image that the CDM-760 is running at present:
RJ-45 port (alternately, if the optional High-Speed Packet Processor is
installed and enabled, the P0 | MGMT RJ-45 port) with a user-supplied hub,
switch, or direct Ethernet cable connection.
Interface).
serial port with a standard user serial cable.
CDM-760 Serial Remote Control Interface).
Remote Control:Ser+Ethernet
Inband:Disable
Typical for all tasks that follow – type the command without quotes, and then
press Enter to execute.
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Revision 4
MN-CDM760
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