Rockwell Automation 1766-L32AWA, User Manual

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Rockwell Automation Publication 1766-UM001O-EN-P - September 2021 195
Appendix F MicroLogix 1400 Distributed Network Protocol
The parameter DNP3 over IP Enable is configured in the Channel 1 tab and
other parameters are configured in the Chan. 1 – DNP3 tab.
DNP3 over IP Enable
The valid selections are Enabled (Checked) and Disabled (Unchecked). Default
value is Disabled (Unchecked). Power cycle is required for changes to take
effect.
When the selection is Disabled (Unchecked), DNP3 service over Ethernet is
disabled after power-cycle.
When the selection is Enabled (Checked), DNP3 service over Ethernet is
enabled after power-cycle.
Enable Master Address Validation
The valid selections are Enabled (Checked) and Disabled (Unchecked). Default
value is Disabled (Unchecked).
When the selection is Disabled (Unchecked), the controller accepts the
requests from any DNP3 Master.
When the selection is Enabled (Checked), the controller accepts the requests
only from the DNP3 Master Node Address which is configured in the
parameters
Master Node0 on page 192 , and Master Node1, Master Node2,
Master Node3, Master Node4 on page 192 . The maximum number of Master
Node Address for the Master Address Validation is 5.
Enable Self-Address
The valid selections are Enabled (Checked) and Disabled (Unchecked). Default
value is Disabled (Unchecked).
When this bit is Disabled (Unchecked), any packets which contain the
destination address 65532 (FFFCh) are ignored.
When this bit is Enabled (Checked), any packets which contain the destination
address 65532 (FFFCh) are accepted and processed.
Enable Access Control
The valid selections are Enabled (Checked) and Disabled (Unchecked). Default
value is Disabled (Unchecked).
A single TCP client connection
Any of the requests are accepted and the responses are transmitted via this connection.
The unsolicited responses are transmitted via this connection when this connection is
available.
The controller does not request TCP client connection to DNP3 Master until an unsolicited
response is generated.
UDP datagram
Accepts only broadcast packets when DNP3 destination node is one of 0xFFFD, 0xFFFE and
0xFFFF in the request.
Datagram End Point UDP datagram only
Any of the requests are accepted and the responses are transmitted via this connection.
All responses can be transmitted to the different DNP3 Master port according to the
configuration of the parameters Remote UDP Port Number and Master IP Address0. If this
parameter is not set to 0, the solicited responses are sent to the DNP3 Master port that is
configured. If this parameter is set to 0, the solicited responses are sent to the DNP3 Master
port that sent the request.
TCP connection is not available in this configuration.
Table 22 - End Point Types (Continued)
End Point Type Connection Description