User manual

User manual Version 2.3

ABLELink

Serial-Ethernet Server

GW21W

Enabling serial data buffer

Type 3 from “Input choice and enter (1~4):” of COM1, by default COM port serial data buffer is enabled

meaning that when TCP/IP Ethernet connection is broken, serial data collected from serial device will be

kept in GW21W, once TCP/IP connection is resumed, the serial data will be sent through Ethernet

connection, you can disable it if you wish.

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