Siemens CM 1542-1 - Diagnostics and Upkeep; Module Diagnostic Options; SNMP Network Management

CM 1542-1
Operating Instructions, 07/2019, C79000-G8976-C355-04
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Diagnostics and upkeep
5
5.1 Diagnostics options
Diagnostics options
You have the following diagnostics options available for the module:
● The LEDs of the module
For information on the LED displays, refer to the section LEDs (Page 19).
● STEP 7: The "Diagnostics" tab in the Inspector window
Here, you can obtain the following information on the selected module:
– Information on the online status of the module
● STEP 7: Diagnostics functions in the "Online > Online and diagnostics" menu
Here, you can obtain static information on the selected module:
– General information on the module
– Diagnostics status
– Information on the PROFINET interface
You will find further information on the diagnostics functions of STEP 7 in the STEP 7
online help.
● Web diagnostics
With the aid of Web diagnostics of the CPU, you read the diagnostics data from an S7
station via the Web browser on the PG/PC.
● Display of the CPU
Using the CPU display, read out diagnostics data from an S7 station on the PG/PC.
You can only use diagnostics via the CPU display if the S7 station is suitably configured.
5.2 SNMP
SNMP (Simple Network Management Protocol)
SNMP is a protocol for diagnostics and managing networks and nodes in the network. To
transmit data, SNMP uses the connectionless UDP protocol.
The information on the properties of SNMP-compliant devices is entered in MIB files (MIB =
Management Information Base).