ITEM DESCRIPTION REFERENCE
Remote Write Web Access
Disable to require all updates to the device and
card be made through a local interface, via an
Autoconfiguration connection with a PC
directly connected to the Unity card or
through the device's local user interface display
(if available).
WARNING! Only disable this if you
are absolutely sure that you do not
need to administer the managed
device or the Unity card through a
remote web browser session.
Web Server Folder on page39
Communication Protocols
Enable/disable BACnet, Modbus, SNMP, and
YDN23 protocols - disable any that are unused.
Enable Communication Protocols on page11
BACnet Settings
Set Managed Device Write Access to Read-
Only to prevent changes to the device through
the BACnet interface.
Enable BACnet Protocol on page13
Modbus Settings
Set Managed Device Write Access to Read-
Only to prevent changes to the device through
the Modbus interface; Select the appropriate
option for Limit Network Access Type to
restrict which systems may request Modbus
data from the device - access may be open to
any system, limited to those on the same
subnet as the device, or limited to only those
from systems on a Trusted IP Address List.
Enable Modbus Protocol on page11
SNMP Version Settings
Enable/disable the desired SNMP version(s);
Consider using SNMPv3 with user
authentication and encryption.
Configure SNMP Settings on page15
SNMP Access Table Settings
For each SNMPv1/v2c Access table entry, set
the SNMP Access Type to Read-Onlyto
prevent changes to the device from the hosts
identified in the table entry.
Configure SNMPv1/v2c Access Settings on
page17
SNMP Community Strings
Change the SNMP v1/v2c Trap and Access
Community Strings from their default values.
Configure SNMPv1 Trap Settings on page16
and
Configure SNMPv1/v2c Access Settings on
page17
SNMPv3 Settings
Use the SNMPv3 Authentication and Privacy
settings to make SNMPv3 communications
more secure.
Configure SNMPv3 User Settings on page16
YDN23 Settings
Set Managed Device Write Access to Read-
Only to prevent changes to the device through
the YDN23 interface.
YDN23 Folder on page59
Velocity Protocol Settings
Enable/disable the Velocity Protocol which is
used by Vertiv™ management applications to
access device data.
Velocity Protocol Folder on page47
Table 2.1 Settings to review and verify toreducetherisk ofunauthorizedaccess (continued)
2 Installation
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