Afar NX-2E1, Operator'S Manual

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NetCrossing Gateway NX-2E1/T1 Operator’s Manual
3-2
6. The Gateway-Link LED in the front panel should blink green for a short time and then remain
steady green. The E1/T1 LEDs for line A will be yellow which is normal in this configuration.
These LEDs will turn green once you connect to an external TDM source.
7. The terminal connected to each gateway can be used to further modify the unit’s operating
parameters
. Section 5 describes the command language used to perform those functions.
3.2 Upgrading the Firmware.
3.2.1 Description
The operational firmware for the NetCrossing Gateway is stored in Flash PROM and can be easily
updated. The Flash PROM can hold multiple versions of the firmware simultaneously. The table
below lists some of the “File Utility” commands used to download and manage the various files
stored in Flash PROM. A more detailed explanation for each command can be found in section 5.
File Utility command summary
Command Description
directory Lists all files stored in Flash PROM
delete-file filename deletes the specified file from the directory
download-file path/filename downloads the specified file from the PC path/filename
into the Flash PROM
set-default-program filename
Sets the indicated filename as the default program to run
after power up
run-file filename loads the indicated program into RAM and executes it.
New firmware versions are made available from time to time at the following page in our website:
http://www.afar.net/support.htm
The firmware files are named:
nxgNN_NN.bz (binary zipped file for downloads through the Ethernet port)
nxgNN_NN.dwn (ascii file for download through the serial port, or via Telnet)
where NN_NN is the firmware version number. The website contains instructions for transferring the
files into your PC.
A new file can be downloaded into the gateways in one of three ways: (1) Using the “econ” program
running in a PC connected to the LAN port of one of the gateways. This is the fastest method and