Siemens CP 1515 - Manual (Page 216)

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216 Industrial Ethernet Wireless LAN RLM Manager, CP 1515 Manager
C79000-G8976-C171-01
To allow multiple LAN administrator stations to access the RLM
configuration and/or monitor parameters, you can also assign a range of IP
addresses. Doing so, enter a subnet mask value that will indicate the subnet
from which all stations are authorized to modify the SNMP setup.
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Subject to the type of interface offered by your Access Point RLM, you can
select one of the options (see
Figure 42 Select Ethernet Interface ).