6: Configuration via Serial Mode or Telnet PortWiPort Embedded Wireless Device Server User Guide 73Disable TFTP Firmware UpgradeThis setting defaults to the N (No) option. The Y (Yes) option disables TFTP fornetwork firmware upgrades.Disable TFTP Firmware Update (N) : _Disable Port 77FE (Hex)Note: Disabling both Telnet Setup and Port 77FE and Web Setup preventsusers from accessing the setup from the network.Port 77FE is used by Web Manager and custom programs to configure the unitremotely. If required, disable this capability for security purposes.Disable Port 77FEh (N) ? _The default setting is the N (No) option, which enables remote configuration. As aresult, configure the unit by using web pages, Telnet, or serial configuration.The Y (Yes) option disables remote configuration and web sites.Note: The Y (Yes) option disables many of the GUI tools for configuring theunit, including the embedded Web Manager tool.Disable Web ServerThe Y (Yes) option disables the web server. This setting defaults to the N (No)option.Disable Web Server (N) ? _Disable Web SetupThe Y (Yes) option disables configuration via the Web Manager. This setting defaultsto the N (option).Disable Web Setup (N) ? _Disable ECHO PortsThis setting controls whether port 7 echoes characters it receives.Disable ECHO ports (Y) ? _Enable EncryptionEnable Encryption (Y) ? _Key length in bits (256): _Change Key (N) ? _Enter Key: _Enable Encryption This option displays only if the WiPort model features AESencryption. It enables AES encryption for tunneling only.Key length in bits Valid options are 128, 192 and 256 bits.Change Key Select to modify the current AES encryption key. The default is N(No).Enter Key If you selected Change Key, enter the key (at the Enter Keyprompt) in hexadecimal numbers. Enter 32 characters for 128 bits