CSW-H80 User Manual Ver. 3.0
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4.4.2 Communication mode
In normal mode, there are four types of connection to communicate with a remote host.
Mode
Description
TCP Server
Wait connection request from TCP clients (Passive Connection)
TCP Client
Send connection request to a TCP server (Active Connection)
AT Command Control connections by AC commands (Active / Passive Connection)
UDP
Communicate by block units without connection
Table 4-4 comparison of communication mode
Mode
Protocol Connection
Requirements
about
Modifying
S/W of serial
devices
Serial
configuration
Topology
TCP Server
TCP
Passive
N/A
N/A
1:1
TCP Client
Active
N/A
N/A
1:1
AT Command
Both
Required
Available
1:1
UDP
UDP
-
N/A
N/A
N:M
Table 4-5 comparison of communication mode
