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Replacing A Module Without A Programming Device - Siemens CM 1542-1 Operating Instructions Manual

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Access permissions using community names
The CM uses the following community strings to control the rights for authentication of the
access to its SNMP agent via SNMPv1:
Table 5- 1
Type of access
Read access
Read and write access
Note the use of lowercase letters!
Security of the access
For security reasons, change the generally known strings "public" and "private".

Replacing a module without a programming device

General procedure
The configuration data of the CM is stored on the CPU. This makes it possible to replace this
module with a module of the same type (identical article number) without a PG.
CM 1542-1
Operating Instructions, 07/2019, C79000-G8976-C355-04
Access rights and authentication in the SNMP agent
5.3 Replacing a module without a programming device
Community string for authentication
Diagnostics and upkeep

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