4 Functional Mechanisms of this Application
4.3
Configuration explanations
Evaluating An Access Point Clients List
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4.3.3
DB20, MIB library
Chapter 4.3.2 described how the “OID number” was transferred in a readable form
for the FB3.
With regard to the application, the previously converted “OID number” is now
stored in the DB20.
The figure below shows an extract from the DB20 in the “
Declaration view
”.
Figure
4
-
4
The DB20 consists of a field of data structures.
Each individual structure describes a MIB variable and consists of three elements:
Table 4-5
Name
Data type
Description
DWord
The FB3 accesses this ID number using the
“ObjectID” block parameter and calls the
specified “MIB variable” through it.
View of the ID:
DW#16#49440001
Note:
Maintain the specified “9444000x” format.
Length
Byte
Length of the OID number.
OID Name
(Can be any name.
In this case, the name of
the “MIB variables” was
used.
Array[1..n]
Here the “revised” OID number is entered.
