Data domain: Connecting to a DD System with a Serial Cable

Summary: This document provides instructions for connecting to a Data Domain System using a Null Modem Serial cable. A serial connection is required to connect to a system to issue commands directly, in place of SSH/Telnet, or to diagnose a system if the IP connection has failed. ...

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Symptoms

Connecting to a Data Domain System with a Serial Connection

SYMPTOMS

  • Unable to connect to the Data Domain System with a Serial Connection
  • Data Domain System is unresponsive
  • Unable to connect to the Data Domain System over the network
  • Keyboard and monitor are not available to the Data Domain System or are unresponsive
  • A remote session is required to debug the Data Domain System, and the network is not working

 

Cause

APPLIES TO

  • All Data Domain Systems
  • All Releases

 

Resolution

Connecting to the System with a Terminal Emulator

To connect to a Data Domain system and run DD OS commands:

  1. Connect a serial cable between your laptop and the Data Domain system. If necessary, also use a USB-to-DB-9 or a USB-to-DB-9 and DB-9 to Micro-DB-9 converter cable to your laptop.

  2. Launch the terminal program (for example Putty, HyperTerm) on your laptop and configure the following communication settings:

All LEGACY DD models Setting Value
BAUD Rate 9600
Data Bits 8
Stop Bits 1
Parity None
Flow Control None
Emulation VT-100

 

DD9500/DD9800/DD9300/DD6800/DD6300/DD3300 Setting Value
BAUD Rate 115200
Data Bits 8
Stop Bits 1
Parity None
Flow Control None
Emulation VT-100
NOTE: You can get a login prompt after pressing the return key a few times. If not, you may require to check your COM-port connection settings or restart the DD System.

 

Additional Information

REFERENCE

 

Επηρεαζόμενα προϊόντα

Data Domain

Προϊόντα

Data Domain, Data Domain Deduplication Storage Systems
Ιδιότητες άρθρου
Article Number: 000036441
Article Type: Solution
Τελευταία τροποποίηση: 25 Σεπ 2025
Version:  4
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