Disable port 77fe (hex), Disable web server, Disable web setup – Rice Lake CW-90X Over/Under/Washdown Checkweigher - Lantronix MatchPort User Manual
Page 67: Disable echo ports, Enable encryption, Enable enhanced password, Disable port 77f0 (hex)

Configuration via Serial Mode or Telnet Port
MatchPort b/g™ User Guide
67
Disable Port 77FE (Hex)
Custom programs use Port 77FE to configure the unit remotely. If required,
disable this capability for security purposes.
Disable Port 77FEh (N) ? _
The default setting is the N (No) option, which enables remote configuration.
Disable Web Server
The Y (Yes) option disables the web server. This setting defaults to the N (option).
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.
Disable ECHO ports (Y) ? _
Enable Encryption
Enable Encryption (Y) ? _
Key length in bits (256): _
Change Key (N) ? _
Enter Key: _
Enable Encryption
This option displays only if the MatchPort model features AES
encryption. 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 Key
prompt) in hexadecimal numbers. Enter 32 characters for 128 bits
key length, 48 characters for 192 bits key length, or 64 characters
for 256 bits key length.
Enable Enhanced Password
Setting enhanced password allows an extended security password of 16-characters
for protecting Telnet access. N (No) is the default, which permits a 4-character
password protecting Setup Mode by means of Telnet and web pages.
Enable Enhanced Password (Y) ? _
Disable Port 77F0 (Hex)
Port 77F0 allows a custom application to query or set the eight MatchPort
configurable pins when they are functioning as general purpose I/O (GPIO). Disable
this capability, if desired, for security purposes.