Tcp client mode, Udp mode, Fig. 2 – Atop Technology SE5002 User manual User Manual

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User manual Version 1.3

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Ethernet Serial Server SE5002

TCP Client Mode：SE5002 can be configured in a TCP client mode on a TCP/IP Network to actively
establish a connection with an applications server –the host computer. After the connection is established,
data can flow in both directions (Fig 2 TCP Client Mode).

Fig. 2. TCP Client Mode

UDP Mode：UDP is a fast but non-guaranteed datagram delivery protocol. SE5002 can be configured in

a UDP mode on a TCP/IP Network to establish a connection, using unicast or
broadcast data to and from a serial device to one or multiple host computers (Fig 3
UDP Mode).

Fig. 3. UDP Mode