12 Rockwell Automation Publication 1756-UM004D-EN-P - August 2022
Chapter 1 ControlLogix EtherNet/IP Network Device Overview
1756-EN4TR Device
Properties Information
For 1756-EN4TR modules manufactured in July 2022 or later with firmware
revision 4.001 or later, you can use FactoryTalk Linx Network Browser to view:
• Catalog Number
• Manufacture Date
• Warranty Number
• Series
Simple Network
Management Protocol
SNMP enables the device to be remotely managed through other network
management software. SNMP defines the method of communication among
the devices and also denotes a manager for the monitoring and supervision of
the devices. For more information about SNMP, see the Ethernet Reference
Manual, publication ENET-RM002
.
SNMP Passwords for these modules can be changed. For information on how
to change the SNMP Password, see the Knowledgebase Technote SNMP
Password and MIB Configuration.
Disable SNMP
To disable SNMP, see Disable/Enable Simple Network Management Protocol
(SNMP) on page 58.
Module Manufactured Before July 2022 with Firmware Revision 4.001 or earlier Module Manufactured in July 2022 or later with Firmware Revision 4.001 or later
Cat. No. Default Status Ability to Disable SNMP
1756-EN2F
On No
1756-EN2T
1756-EN2TP
1756-EN2TR
1756-EN3TR
1756-EN4TR Off Yes
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