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network ConneCtIvIty

©Copyright 2018 Eaton, Raleigh NC, USA. All rights reserved. No part of this document may be reproduced in any way without the express written approval of Eaton. • P-164000830_01 • November 2018 

The network connection automatically receives an IP address through the Dynamic Host 

Configuration Protocol (DHCP) if available on the network. If a DHCP is enabled but a DHCP 

server is not available, the eNMC will fall back to the last-used IP address setting. Alternately, it is 

possible to set a static IP address by using either the LCD menu or a serial connection command 

line interface (CLI). 

You can also connect up to four ePDUs together using the Daisy Chain port and an RJ-45 splitter 

(provided). This enables multiple ePDUs to communicate over one Ethernet port. Refer to the 

Eaton ePDU G3 operation manual for detailed instructions. View the operation manual online at:  

http://www.eaton.com/ePDU

network CommunICatIon ConfIguratIon

s

etup usIng the lCD — statIC Ip aDDress

s

etup usIng a serIal ConneCtIon — statIC Ip aDDress

1.  The ePDU defaults to DHCP enabled when 

delivered.

2.  Connect to a network that has a DHCP server and 

wait 20 seconds.

3.  Obtain the IP address from the LCD home 

screen.

CommunICatIon management

Eaton ePDU G3HD power distribution products have an ePDU Network Management 

and Control (eNMC) module that manages the ePDU communication interfaces. 

Basic network communication configuration must be performed before the Web or 

Command Line Interface (CLI) user interfaces can be accessed and used. This sheet 

describes how to set eNMC parameters and enable the module.

Diagram 

Reference

Description

1

Serial or Environmental Monitoring Probe (EMP) Port 

2

Yellow Serial/EMP Port LED: RS-232 Operation and Activity Status

OFF:

 No EMP connected

FLASHING

: EMP connected

3

Green Serial/EMP Port LED: ePDU Communication Status

OFF:

 ePDU start-up in progress

FLASHING

: eNMC module operational

4

Ethernet 10/100 Base-T Port

5

Green Ethernet Port LED: Operation Transfer Rate Status

OFF

: Port operating at 10 Mbits/s

ON

: Port operating at 100 Mbits/s

6

Yellow Ethernet Port LED: Connection and Transmission Activity Status

OFF

: ePDU not connected to the network

ON

: ePDU connected to the network, but no activity

FLASHING

: Port is sending or receiving (transmission active)

7

Reset Button

Note

: To restart the eNMC, insert a probe and press the button for 3 seconds (or until the LCD 

goes blank). This does not reset power to the outlets.

8

USB Port: Used for Firmware Upgrade 

Note:

 Refer to the Eaton ePDU G3 operation manual for more information.

9

Daisy Chain Port

10

Yellow Daisy Chain Port LED: Transmission Activity Status

FLASHING

: ePDU is transmitting data

11

Green Daisy Chain Port LED: Role Assignment in Communication Protocol

ON

: Device

FLASHING

: Host

8

7

10

9

11

2

3

5

4

6

1

C

ommunICatIon status leDs

The ePDU front panel includes communication and monitoring ports, LED status 

indicators, and operation buttons. The ports and the associated LED indicators are 

described in the following table.

After establishing a serial connection, perform the following steps:
1.  In the terminal emulator session window, enter the default user name (

admin

) at the login 

prompt. For example:

Enter Login: admin 

Enter Password:

2.  Type 

admin 

(default) at the password prompt. Press 

enter

.

3.  The CLI uses a “get” command to return the value of a setting and a “set” command to 

change the value of a setting. For example:

PDU#0>set System.Network.DHCP 0 

PDU#0>get System.Network.DHCP 

0

4.  Type 

set System.Network.DHCP 0

 and press 

enter

 to modify the value (0 = disabled and 

1= enabled). For example:

PDU#0>set System.Network.DHCP 0 

0

5.  Set the IP address to a value provided by your system administrator.

PDU#0>set System.Network.IPAddress xxx.xxx.xxx.xxx 

xxx.xxx.xxx.xxx

6.  If necessary, set the network Subnet Mask to the value required by your system administrator.

PDU#0>set System.Network.IPMask 255.255.yyy.yyy 

255.255.yyy.yyy

7.  Set the network Gateway to the value required by your system administrator.

PDU#0>set System.Network.IPGateway zzz.zzz.zzz.zzz 

zzz.zzz.zzz.zzz

8.  Wait 10 seconds. Use the reset button to restart the eNMC and apply the new settings.

Note:

n

For alternate instructions to access the CLI using Telnet, refer to the Eaton ePDU G3 operation manual. View the operation manual online at: http://www.eaton.com/ePDU. 

s

etup usIng the lCD — DhCp

Enter

Enter

ESC

ESC

Enter

ESC

IPv4 Settings

DHCP

Subnet Mask
Gateway

IP address

Enter

ESC

Main Menu

Active Alarms
Alarms History
Meter
Control

Settings

IP address

   1

  1

192

168

OK

Settings

Display
Background
Daisy Chain
Language

IPv4

Link Mode

Use the RJ45-to-DB9 serial cable that is provided. If your computer does not have a DB9 (RS-232) connector, a USB-to-RS-232 adapter can be purchased separately. Access the CLI using a terminal 

emulation program such as HyperTerminal®, PuTTY, or TeraTerm. To set up the serial port using your selected terminal emulation program, use the following settings:
Bits per second: 

9600

    Data bits: 

8

    Parity: 

none

    Stop bits: 

1

    Flow Control: 

none

 

Enter

ESC

Enter

ESC

Enter

ESC

DHCP

Disable

DHCP timeout
DHCP infinite

DHCP timeout

Enter

ESC

Main Menu

Active Alarms
Alarms History
Meter
Control

Settings

IPv4 Settings

IP address
Subnet Mask
Gateway

DHCP

Settings

Display
Background
Daisy Chain
Language

IPv4

Link Mode

Wait 10 seconds. Use the reset button to restart the eNMC and apply the new settings. 

14/06/2013

15:55:26

192.168.123.123

EMA305-10

The default settings are:   DHCP: 

enabled

    IP Address: 

192.168.123.123

    Subnet Mask: 

255.255.255.0

    Gateway: 

192.168.123.1

    Username: 

admin 

   Password: 

admin

Groups of Eaton ePDU G3HD models can be configured or updated with new firmware 

at the same time using Eaton Intelligent Power Manager (IPM). The IPM software is 

available separately at no cost for up to 10 devices.

Disable DhCp

reset and apply

set the  

static Ip address

1

2

3

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