5 trivial file transfer protocol (tftp) – Comtech EF Data CMR-5950 Manual User Manual
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CMR-5950 Digicast Media Router Inline Scrambler (IS)
Revision A
Device Management via User Interfaces MN/INLNSCRDC.IOM
The user may navigate the menus in the same manner as the Terminal Interface. With
specific exceptions as noted in the Terminal Interface section, the menus available via
Telnet and Serial interfaces are identical.
4.5 T
rivial File Transfer Protocol (TFTP)
The IS supports changes to the resident software and firmware by means of the Trivial
File Transfer Protocol (TFTP). This enables changes to be made remotely via the LAN
interface. It is recommended to use Solarwinds TFTP server application (available at
To modify the software and/or firmware, use the following procedures:
Configure the server as follows:
a)
File
!
Configuration
! Select the ‘
TFTP Root Directory
’. Set up the location
of the IS files.
b)
File
!
Configuration
! Select the ‘
Security
’ tab and make sure ‘
Transmit and
Receive
’ are selected.
c) Save
configuration.
The server is now configured for the file transfer process.
IMPORTANT
Because the IS stops processing data traffic during the download
process, it is recommended that this upgrade procedure be
performed during scheduled network down time.
Do
NOT remove power from the unit during the download process.
To modify code via Telnet:
Step
Procedure
1
Start up Solarwinds TFTP server – Ensure configuration as described
previously
2
Ensure that the code provided by CEFD is located in the TFTP Root
directory
3
Start up Telnet client and initiate a session with the IS as described in
the Telnet Interface section
4 Select
‘A’ for Administration
5 Select
‘D’ for Download
6 Enter
‘1’ for Application code or ‘2’ for FPGA code (the user will be
directed to select Application or FPGA code in the download
instructions provided by CEFD when new code is provided)
7
Enter the IP address of the TFTP server and wait for the message
“Upgrade complete. Press any key to continue”
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