Comtrol Modbus Server - Manual (Page 30)

30 - Embedded Web Pages DeviceMaster Modbus Server User Guide: 2000535 Rev. C
Edit Port Configuration Page
Discard Rx Packets
With Errors
On/Off
(Default = On)
If selected, the DeviceMaster will drop all
packets received with parity, framing, or
overrun errors.
Note: Modbus/RTU messages with invalid
CRCs will always be discarded
independent of this setting.
Duplicate Modbus/
RTU Protocol for All
Ports.
N/A
If selected, will apply the Modbus/RTU
protocol settings to all serial ports.
Application TCP Connection Configuration
Enable
On/Off
(Default = On)
If selected, this TCP/IP socket interface will
be enabled.
Listen
On/Off
(Default = On)
If selected, the TCP/IP socket interface will
listen for a connection at the specified Listen
Port.
Listen Port
1-65535
Default:
Port 1=8000
Port 2=8001
Port 3=8002
..
..
Port N =800N -1
If Enable and Listen are both selected, allows
acceptance of:
Up to six connections from external
applications if there is no active Connect-to
connection.
Up to five connections if there is an active
Connect-to connection.
Connect to Mode
Never
Connect-Always
(Default = Never)
If Enable is selected, this setting determines
how to connect to an application.
If Never, do not attempt to make a connection.
If Connect-Always: Always attempt to
maintain a connection to the application at
Connect IP Address and Connect Port.
Connect Port
1 to 65535
(Default=0)
Socket port to connect to. Used in conjunction
with Connect to Mode and Connect IP Address.
Connect IP Address
Standard IP address
format:
xxx.xxx.xxx.xxx
IP Address of application to create a
connection. Used in conjunction with Connect
to Mode and Connect Port.
Disconnect Mode
Never
Idle
(Default = Never)
Mode on which to disconnect from the
application.
Never – Will not disconnect when
connection(s) are idle. (Typically used in
Listen and Connect-Always modes.)
Idle – Utilizes the Idle Timer t o determine
when to close the connection.
Idle Timer
1 to 65535
(Default=0)
If the Disconnect Mode is set to Idle, the idle or
inactivity time when the connection(s) will be
closed.
Name Value(s) Description