Siemens CP 343-1 Manual page 53

Supported MIBs
The CP supports the following groups of MIB objects of the standard MIB II according to
RFC1213:
● System
● Interfaces
● Address Translation (AT)
● IP
● ICMP
● TCP
● UDP
● SNMP
The other groups of the MIB II standard are not supported:
● EGP
● Transmission
The CP also supports the LLDPMIB according to IEEE 802.1AB, the PROFINET expansions
of the LLDPMIB (see also IEC 61158106), the Automation System MIB and the
MRP Monitoring MIB.
Exceptions / restrictions:
● Write access is permitted only for the following MIB objects of the system group:
– sysContact
– sysLocation
– sysName
For all other MIB objects / MIB object groups, only read access is possible for security
reasons.
● Traps are not supported by the CP.
"Interfaces" MIB group
This group returns status information about the CP interfaces. The MIB objects of the ifTable
provide the status information of the interfaces. The "ifIndex" object identifier is assigned to
the CP interfaces as follows:
Table 6- 1 Assignment of ifIndex
ifIndex
1-2
3
CP 343-1
Manual, 12/2018, C79000−G8976−C201-08
A set sysName is sent as the host name using DHCP option 12 to the DHCP server to
register with a DNS server.
Type of interface
Port 1-2
Internal CP interface
Configuration and operation
6.10 SNMP agent
53