ADTRAN Express L768 - Manual (Page 112)

Chapter 3. Terminal Menu Operation and Structure
3-78 Express L768 User Manual 61203192L1-20
» Utilities/Telnet Client
Write security: 4; Read security: 5
The Telnet menu can be used to activate the Telnet client function in
the Express L768.
» Utilities/Upgrade Menu
Write security: 2; Read security: 3
The Express L768’s firmware can be upgraded using this menu.
»» Upgrade/Transfer Method
The two methods for upgrading are TFTP and XMODEM . TFTP re-
quires a TFTP server running somewhere on the network. The Ex-
press L768 starts a TFTP client function which gets the upgrade code
from the TFTP server. Selecting
XMODEM will load the upgrade code
through the maintenance port using any PC terminal emulator with
xmodem capability.
»» Upgrade/TFTP Host
This is required when the transfer method is TFTP. It is the IP address
or domain name (if DNS is configured) of the TFTP server.
»» Upgrade/Filename
This is required when the transfer method is TFTP. It is the case-sen-
sitive file name which is the upgrade code.
Host IP address or domain name (if DNS is configured)
of Telnet server. By default, the standard TCP serv-
er port is used. However, a nonstandard port can be
specified here with the IP address or domain name
separated by a colon (:).
Activate Starts Telnet client function. The key combination
Control ] cancels the session.