Vaisala Hydromet Data Collection Platform User Manual

Page 251

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Chapter 5 __________________________________________ Configuring TCP/IP-Based Telemetry

VAISALA______________________________________________________________________ 249

The following special content convention allows any file from the
logger to be sent to HTTP server. If an item, for example, a report,
linked to HTTP Messenger for transmission starts with schema file://,
the name following the schema will be extracted and the file referenced
by it will be sent to server.

For example, a report with content file:///Ext/images/current.jpg
causes the file /Ext/images/current.jpg to be sent.

Additional header
content

Source for additional HTTP
header fields, that is, others
than those inserted by HTTP
Client by default.

Extra content is
appended to the HTTP
header, and needs to be
terminated by
<CR><LF><CR><LF>.

Variable

Variable in source containing
the additional HTTP header
fields.

Send to

Component where information
about HTTP result is sent to.

Vaisala internal use.

Options/Send
only when timed

Allows queuing several
messages for transmission
during the same HTTP
session. Reports are not sent
immediately when created, but
when triggered by ’HTTP
transfer’ timer. This timer
needs to be manually enabled
from the timer’s view.

Options/Remove
failed
immediately

When retries for transmitting a
message are exhausted by
failure, remove the message
instead of leaving it to the
queue for later transmittal.

Table 39

Parameters Configured for Transmitted Message
(Continued)

Parameter

Use

Note

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