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Lantronix 900-588 Disable TFTP Firmware Upgrade , Disable Port 77FE (Hex) , Disable Web Server , Disable Web Setup , Disable ECHO Ports , Enable Encryption

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9: Setup Mode: Advanced Settings

Disable TFTP Firmware Upgrade

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 fir mware upgrades

over the serial port using DeviceInstaller’s Recover Firmware procedure . (See 10: Firmware

Upgrades.)

Disable TFTP Firmware Update (N) : _

Disable Port 77FE (Hex)

If you choose to disable this option, k eep in mind that disabling both the Telnet Setup and

Port 77FE will prevent users from accessing the setup menu from the networ k. Port 77FE is

a setting that allows DeviceInstaller, WebManager, and custom program s to configure the

unit remotely. You may wish to disable this capability for security purp oses.

Disable Port 77FEh(N) ?

Note: The default setting is the N (No) option, which enables remote configura tion. You can

configure the unit by using DeviceInstaller, web pages, Telnet, or serial configuration. The Y

(Yes) option disables remote configuration and web sites. The Y (Yes) opti on also disables

many of the GUI tools for configuring the unit, including the embedded W ebManager tool.

Disable Web Server

This setting defaults to the N (option). The Y (Yes) option disables the web s erver.

Disable Web Server (N) ? _

Disable Web Setup

The Y (Yes) option disables configuration using the Web-Manager. This settin g defaults to

the N (option).

Disable Web Setup (N) ? _

Disable ECHO Ports

This setting controls whether port 7 echoes characters it receives.

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 use d by the US

government. The Micro125 supports 128-, 192-, and 256-bit encryption key length s.

Note: Configuring encryption should be done through a local connection to the se rial port of

the Micro125, or via a secured network connection. Initial configuratio n information, including

the encryption key, is sent in clear text over the network.

Micro125 User Guide 59

Contents

Main Copyright and Trademark Warranty Contacts Disclaimer Revision History Table of Contents Page Page List of Figures List of Tables 1. Using This Guide Micro125 User Guide 7 Purpose and Audience Chapter Summary The remaining chapters in this guide include: Additional Documentation 2. Introduction Capabilities Applications Protocol Support Configuration Methods Addresses and Port Numbers Hardware Address IP Address Port Numbers 3. Getting Started Physically Connecting the Unit RS232 10/100 Ethernet Required Information IP Address 4. Using DeviceInstaller Installing DeviceInstaller Assigning an IP Address Accessing the Micro125 Using DeviceInstaller Viewing the Current Configuration 4: Using DeviceInstaller Micro125 User Guide 16 4: Using DeviceInstaller Micro125 User Guide 17 5. Configuration Using Web Manager Accessing Web-Manager Using DeviceInstaller Page Network Configuration Network Mode Automatic IP Address Configuration Static IP Address Configuration Ethernet Configuration Server Configuration Server Configuration Advanced Host List Configuration Retry Settings Host Information Channel 1 and Channel 2 Configuration Serial Settings Channel 1 or Channel 2 Port Settings Pack Control 5: Configuration Using Web Manager Flush Input Buffer (Serial to Network) Micro125 User Guide 28 Flush Output Buffer (Network to Serial) 3. When you are finished, click the OK button. 4. On the main menu, click Apply Settings. Page Connect Protocol Micro125 User Guide 30 Connect Mode: Passive Connection Connect Mode: Active Connection Endpoint Configuration Common Options Disconnect Mode Connection Settings - UDP Connect Protocol Datagram Mode Endpoint Configuration Apply Settings Page 6. Configuration via Telnet or Serial Port (Setup Mode) Accessing Setup Mode Telnet Connection Serial Port Connection Exiting Setup Mode 7. Setup Mode: Server Configuration Server Configuration (Option 0) IP Address Set Gateway IP Address Netmask: Number of Bits for Host Part Set DNS Server IP Address Change Telnet/Web-Manager Password DHCP Name 8. Setup Mode: Channel Configuration Channels Baudrate I/F (Interface) Mode I/F Mode Flow Port Number 8: Setup Mode: Channel Configuration Connect Mode Micro125 User Guide 44 a) Incoming Connection b) Response c) Active Startup Page Page d) Datagram Type e) Modem Mode Page Send the Escape Sequence (+++) in Modem Mode Show IP addr after 'RING' Auto Increment Source Port Remote IP Address Remote Port DisConnMode Page 8: Setup Mode: Channel Configuration Flush Mode (Buffer Flushing) Micro125 User Guide 53 Pack Control Packing Interval Trailing Characters DisConnTime (Inactivity Timeout) Send Characters Telnet Terminal Type Channel (Port) Password 9. Setup Mode: Advanced Settings Expert Settings (Option 5) TCP Keepalive Time in Seconds Page Security Settings (Option 6) Disable SNMP SNMP Community Name Disable Telnet Setup Disable TFTP Firmware Upgrade Disable Port 77FE (Hex) Disable Web Server Disable Web Setup Disable ECHO Ports Enable Enhanced Password 9: Setup Mode: Advanced Settings Default Settings (Option 7) Micro125 User Guide 61 Channel 1 and Channel 2 Configuration Defaults Expert Settings Defaults 9: Setup Mode: Advanced Settings Security Settings Defaults Micro125 User Guide 62 10. Firmware Upgrades Obtaining Firmware Reloading Firmware Using TFTP: Graphical User Interface Using TFTP: Command Line Interface Recovering the Firmware Using the Serial Port and DeviceInstaller 11. Monitor Mode Entering Monitor Mode Using the Serial Port Entering Monitor Mode Using the Network Port Monitor Mode Commands 11: Monitor Mode Micro125 User Guide 67 Page 12. Troubleshooting Micro125 User Guide 69 Problems and Error Messages 12: Troubleshooting Micro125 User Guide 70 12: Troubleshooting Micro125 User Guide 71 Technical Support A: Binary to Hexadecimal Conversions Converting Binary to Hexadecimal Conversion Table Scientific Calculator