Aten SN3402 [78/111] Console management direct

Aten SN3402 [78/111] Console management direct
Secure Device Server User Manual
66
Note: 1. Be sure that the Base socket entry specified on the General Settings
page corresponds to the port that the device listens on. 5001 is the
Secure Device Server’s default setting (see General, page 39).
2. In this mode, the Secure Device Server can also be connected to a
Cisco Network Switch using the Cisco console cable (DB-9 to RJ-
45).
Console Management Direct
When the Direct option under Console Management mode is enabled, users
can establish a Telnet or SSH session directly from a PC to a serial device
connected to the Secure Device Server without requiring to log in via a web
browser. Users can log in to a connected serial device using Telnet, SSH, or
PuTTY directly from a PC. For configuring the serial port’s operating mode,
see Operating Mode, page 30.
Disable
In this mode, the serial port of the Secure Device Server is disabled.
For configuring the serial port’s operating mode, see Operating Mode, page
30.
Modbus Gateway
For SN3401 / SN3401P / SN3402 / SN3402P to function as a gateway that
converts data between Modbus TCP and Modbus RTU/ASCII protocols,
configure the operation mode to Modbus master or Modbus slave.
Typical applications
An Ethernet Client with Multiple Serial Slaves
When you have a TCP client (e.g. SCADA system) with multiple serial
slaves, you can set up an SN3401 / SN3401P / SN3402 / SN3402P as a
Modbus slave, which supports communication from up to 31 slave devices
at the same time.
A Serial Master with Multiple Ethernet Servers
When you have a serial master device, for example, an HMI (Human
Machine Interface) system with multiple TCP servers, you can set up an

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