Siemens S7-1500 Operating Instructions Manual page 55

Supported MIB objects in SNMPv3
If SNMPv3 is enabled, the CP returns the contents of the following MIB objects:
● MIB II (acc. to RFC1213)
The CP supports the following groups of MIB objects:
– System
– Interfaces
– IP (IPv4/IPv6)
– ICMP
– TCP
– UDP
– SNMP
The following groups of the standard MIB II are not supported:
– Adress Translation (AT)
– EGP
– Transmission
● LLDP MIB
● Siemens Automation MIB
Note that write access is permitted only for the following MIB objects of the "System"
group:
– sysContact
– sysLocation
– sysName
For all other MIB objects and groups, only read access is possible for security reasons.
Access rights using community names (SNMPv1)
TCP uses the following community strings to control the permissions for access to the SNMP
agent:
Table 5- 1
Type of access
Read access
Read and write access
*) Note the use of lowercase letters!
CP 1543-1
Operating Instructions, 05/2017, C79000-G8976-C289-07
The "Interfaces" MIB object provides status information about the CP interfaces.
A set sysName is sent as the host name using DHCP option 12 to the DHCP server to
register with a DNS server.
Access rights in the SNMP agent
Diagnostics and upkeep
5.2 Diagnostics with SNMP
Community string
*)
public
private
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