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33 EKI-1331 User Manual
Chapter 3
C
onfiguration
3.4.4 DTU (Serial Port)
If you connect a serial device to EKI-1331, you need enable the DTU converter. EKI-
1331 can support a multi-protocol uplink to allow conversion of serial data and IP
data. Users must select the correct serial mode on the window “Serial Port” from the
navigation tab “System.”
To enable the DTU, go into top navigation panel, select Services >> DTU, then enter
“DTU” page, as shown below.
The page is described below:
Parameters Description Default
Enable Check to enable the DTU. Disable
DTU Protocol
Set the DTU protocol. Please see more in
related Quick Guide.
Transparent
Protocol TCP and UDP are both options. UDP
Mode Set the DTU as a client or server. Client
Frame Interval Set the frame interval. 100 mseconds
Serial Buffer Frames Set the number of serial buffer frames. 4
Multi-Server Policy Choose either parallel or poll options. Parallel
Min Reconnect interval Set the minimum reconnect interval. 15s
Max Reconnect interval Set the maximum reconnect interval. 180s
DTU ID
Set the ID of the DTU. It's only available when
using DC protocol.
N/A
Source IP Set the Source IP. N/A