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21 serialportpool, Serialportpool -46 – Campbell Scientific LoggerNet Datalogger Support Software User Manual

Page 102

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Section 4. Setting up Datalogger Networks

Routing Tab
Outbound PakBus Connections
This box is used to specify IP addresses and port numbers for outbound

connections to any of the dataloggers attached to the PakBus TcpServer.

To add a connection, enter the PakBus Address and IP Address in the fields

below the Outbound PakBus Connections box. Then press the

Add

Connection button. To remove a connection, highlight the connection to

remove in the Outbound PakBus Connections box and press the

Remove

Connection button.

PakBus Address – The address of the device in the PakBus network. This

must match the PakBus address specified on the Hardware tab of the

datalogger.

IP Address – Enter the IP address and port number that is assigned to the

device to which you will be connecting. The address and port are entered in

decimal form in the format XXX.XXX.XXX:YYYY, where the Xs represent

the IP network number and the Ys represent the port number. Leading 0s

should not be entered (e.g., 123.45.6.789:6789; note that 45 was entered

instead of 045, and 6 instead of 006).

Maintained Nodes
This box is used to cause LoggerNet to maintain a connection with a range of

dataloggers attached to the PakBus TcpServer. LoggerNet waits for an

incoming connection from a datalogger in the range. Once an incoming

connection has been established with a datalogger in the range, the connection

is maintained. Multiple ranges can be specified.

To add a range, enter the Range Begin and Range End in the fields below the

Maintained Nodes box. Then press the

Add Range button. To remove a

range, highlight the range to remove in the Maintained Nodes box and press the

Remove Range button.

Range Begin – The beginning of the range of PakBus addresses for which a

connection should be maintained.

Range End – The ending of the range of PakBus address for which a

connection should be maintained.

4.2.4.21 SerialPortPool

The SerialPortPool is used to allow LoggerNet to call, by phone, multiple

remote dataloggers, when there is more than one phone line and modem

available to make the connections. With pooled devices, multiple com

port/phone modem combinations can be specified for each datalogger. That

way, LoggerNet is not restricted to the use of a single base modem when

calling a particular station. When calling a station, LoggerNet will decide

which modem from a group (pool) of modems to use. Preference will be given

to a modem based on availability and past performance.

Each remote phone modem and datalogger has its own SerialPortPool device.

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