SCADA Communications P54x/EN SC/La4
MiCOM P543, P544, P545 & P546
(SC) 13-17
SC
1.3.5.2 Configuring the (optional) DNP3.0 over Ethernet port
When DNP3.0 is provided over Ethernet, settings similar to those described above for the
EIA(RS)485 connection are provided for the following :-
Time Sync.
Meas. Scaling
DNP Need Time
DNP App Fragment
DNP App Timeout
DNP SBO Timeout
For these settings, please refer to the descriptions provided in the previous section.
As well as these, other settings as described below are provided to complete the
configuration of the DNP3.0 over Ethernet configuration.
A timeout setting is added that defines how long the device will wait before an inactive tunnel
connection to the master station is reset:
NIC Tunl Timeout
5mins
The NIC Link Report configures how a failed/disconnected network link (copper or fiber) is
reported. Options are to report an alarm, an event, or nothing:
NIC Link Report
Alarm
The duration of time elapsed, after a failed network link is detected and before
communication by the alternative media interface is attempted, can be set:
NIC Link Timeout
60s
The rate at which the SNTP server is polled can be set:
SNTP Poll Rate
64s
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