1-3-6
SNMP Agent
The SNMP agent has the following functions.
SNMP Agent
EtherNet/IP port internal status information is provided to network management software that uses an
SNMP manager.
Device that supports SNMP
SNMP agentSNMP agentSNMP agent
Management
information
SNMP message
EtherNet/IP port
SNMP
manager
Monitors devices on Ethernet/IP
Ethernet
POWER
PORT2
POWER
PORT2
SNMP Trap
When specific conditions occur, the EtherNet/IP port that is set as the SNMP agent sends status notifi-
cation reports to the SNMP manager.
The SNMP manager can learn about changes in status even without periodically monitoring the Ether-
Net/IP port.
Status notification reports are sent under the following conditions.
•
When the Controller is turned ON
• When links are established
• When an SNMP agent fails to be authorized
EtherNet/IP port
Trap
SNMP manager
Controller power
is turned ON.
POWER
PORT2
1 Features and System Configuration
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NX-series EtherNet/IP Unit User's Manual (W627)