Siemens SIMATIC TeleControl DNP3 - Page 184

WBM of the TIM 1531 IRC
C.9 Telecontrol
Configuration - DNP3
184 Configuration Manual, 11/2018, C79000-G8976-C508-01
●
Free (memory spaces)
Memory currently free as number of memory spaces
●
Free (%)
Currently free memory space in percent
In brackets: Number of configured events / Max. number of events
Table
The column headers have the following meaning:
●
Source subscriber
Subscriber number of source subscriber from which the connection is established.
●
Destination subscriber
Subscriber number of destination subscriber to which the connection is established.
●
Number of events
Number of configured events of the source subscriber
Parameters
When you click on the '±' icon in a table row, the relevant parameters are displayed.
●
Unconditional spontaneous
Number of stored frames to be sent unconditionally and spontaneously (only relevant in
dial-up networks).
●
Prioritized
Number of stored frames to be sent with high priority.
●
Identification
Hexadecimal value that codes the information below.
– Unconditional spontaneous (9)
Number of frames with the transmission mode "Spontaneous (unsolicited - direct
transfer)"
– XGA (10)
Only ST7: Pending general request
– Overflow (11)
Send buffer overflow prewarning
– Transmission stop (12)
Sending data to the remote partner is temporarily blocked because the partner cannot
be reached or a memory bottleneck has occurred at the partner.