9: Setup Mode: Advanced Settings
xDirect User Guide 58
Disable TFTP Firmware Update
This setting defaults to the N (No) option. The Y (Yes) option disables the use of TFTP to perform
network firmware upgrades. With this option, you can download firmware upgrades over the serial
port using DeviceInstaller’s Recover Firmware procedure. See Chapter 10: Firmware Upgrades.
Disable TFTP Firmware Update (N) : _
Disable Port 77FE (Hex)
Note: If you choose to disable this option, keep in mind that disabling both Telnet Setup
and Port 77FE will prevent users from accessing the setup menu from the network.
Port 77FE is a setting that allows DeviceInstaller, Web Manager, and custom programs to
configure the unit remotely. You may wish to disable this capability for security purposes.
Disable Port 77FEh (N) ? _
The default setting is the N (No) option, which enables remote configuration. You can configure
the unit by using DeviceInstaller, web pages, Telnet, or serial configuration.
The Y (Yes) option disables remote configuration and web sites.
Disable Web Server
This setting defaults to the N (No) option. The Y (Yes) option disables the web server.
Disable Web Server (N) ? _
Disable Web Setup
The Y (Yes) option disables configuration using the Web Manager. This setting defaults to the N
(No) option.
Disable Web Setup (N) ? _
Disable ECHO Ports
This setting controls whether port 7 echoes characters it receives. The default setting is Y (Yes),
which disables ECHO ports.
Disable ECHO ports (Y) ? _
Enable Encryption
Rijndael is the block cipher algorithm chosen by the National Institute of Science and Technology
(NIST) as the Advanced Encryption Standard (AES) to be used by the US government. The
xDirect supports 128-, 192-, and 256-bit encryption key lengths.
Note: Configuring encryption should be done through a local connection to the serial
port of the xDirect, or via a secured network connection. Initial configuration information,
including the encryption key, is sent in clear text over the network.
To configure AES encryption on the xDirect:
Enable Encryption (N) Y
Key length in bits (0): 128
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