Digi CM User Manual

Digi CM and Passport
Troubleshooting Guide

Digi CM Specifications

General

Brand	Digi
Model	CM
Category	Switch
Language	English

Summary

Introduction to Digi CM and Passport Troubleshooting Guide

Log in to the web interface on the device

Describes how to access and log into the device's web interface for configuration.

Failure to Boot (Corruption)

Device fails to boot and the READY LED is not illuminated

Troubleshooting steps when the device fails to boot and the READY LED is off.

Reset device to factory default

Procedure to reset the Digi CM/Passport units to factory default settings using the hardware button.

Follow recovery procedure

Steps to perform a recovery procedure if the device still fails to boot after a factory reset.

Configuration data destroyed or corrupt

Addresses issues with corrupted configuration data and restoring factory defaults via Boot Loader.

Network communication issues

No network connectivity

Troubleshooting steps when the unit is not reachable on the network.

Serial port communication issues

Cable pinouts for connecting to Cisco/Sun RJ45 console ports

Details the RJ-45 pinout configuration for connecting to Cisco/Sun console ports.

Cable pinouts for connecting DB9 and DB25 consoles and modems

Common cabling pinouts for connecting DB9 and DB25 console ports and modems.

DB-9 female console (DTE device) adapter

Pinout details for a DB-9 female adapter used with DTE devices.

DB-25 female console (DTE device) adapter

Pinout details for a DB-25 female adapter used with DTE devices.

DB-9 male console (DCE device) adapter

Pinout details for a DB-9 male adapter used with DCE devices.

DB-25 male console (DCE device) adapter

Pinout details for a DB-25 male adapter used with DCE devices.

Kill serial port connection

Procedure to kill a stuck process on a serial port to release it for new connections.

Reset a serial port

Steps to reset a serial port to its default configuration via web interface or command prompt.

Reset a Digi CM serial port

Procedure to reset a serial port on the Digi CM device through the web interface.

Reset a Digi Passport serial port

Procedure to reset a serial port on the Digi Passport device through the web interface.

Serial loopback testing

Procedure for performing loopback testing to check serial port hardware integrity.

Java Support

Chrome

Information on Chrome browser compatibility with Java and alternatives.

Internet Explorer or Firefox and security errors

Resolving Java security errors in IE/Firefox by adding addresses to the exception list.

Inactivity timeouts

Web server inactivity timeout

Configuring the inactivity timer for the web server to manage stale connections.

Serial port inactivity timeout

Configuring the inactivity timer for a serial port to manage stale connections.

Port Access menu inactivity timeout

Configuring the inactivity timer for the Port Access menu to manage stale connections.

CLI Configuration Menu inactivity timeout (Digi Passport ONLY)

Configuring inactivity timer for the CLI configuration menu on Digi Passport.

Authentication configuration

Web server authentication

Configuring authentication settings for the web server interface.

Port Access menu authentication

Configuring authentication settings for the Port Access menu.

Direct serial port authentication

Configuring authentication settings for direct serial port access.

Command Line (CLI) authentication

Configuring authentication settings for the Command Line Interface (CLI).

Security scan vulnerabilities

Digi CM change and feature requests