Serial Port Profiles

UDP Sockets Profile

Overview

The UDP profile configures a serial port to broadcast UDP data to systems and/or receive UDP data from systems.

Functionality

When you configure UDP, you are setting up a range of IP addresses and the port numbers that you will use to send UDP data to or receive UDP data from.

When you configure UDP for LAN to Serial, the following options are available:

zTo send to a single IP address, leave the End IP Address field at its default value (0.0.0.0).

zThe IP address can be auto learned if both start/end IP address are left blank/default.

zIf the Start IP Address field is set to 255.255.255.255 and the End IP Address is left at its default value (0.0.0.0), the IOLAN will accept UDP packets from any source address.

An example UDP configuration is described based on the following window.

The UDP configuration window, taken from the DeviceManager, is configured to:

zUDP Entry 1

All hosts that have an IP address that falls within the range of 172.16.1.1 to 172.16.1.25 and listen to Port 33001 will be sent the data from the serial device in UDP format. The serial device will only receive UDP data from the hosts in that range with a source Port of 33001. The IOLAN will listen for data on the port value configured in the Listen for connections on UDP port parameter.

zUDP Entry 2

All UDP data received from hosts that have an IP address that falls within the range of 172.16.1.20 to 172.16.1.50 and Port 33010 will be sent to the serial device. The IOLAN will not send any data received on its serial port.

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IOLAN SDS/SCS/STS User’s Guide, Version 3.6

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Perle Systems STS, SCS manual UDP Sockets Profile, Overview