Device security
2.10
Maintenance
41
UM Security BRS-2A
Release
8.7
05/2022
2.10 Maintenance
2.10.1 Software update
If necessary, perform a software update:
For the security aspects (see on page 27 “Software update”).
For the detailed worksteps, see the user manual "Configuration", chapter "Loading software
updates".
2.10.2 Hardware enhancement
Typical application cases include:
Connecting a new end device to an existing Ethernet port
Connecting a new PoE- or PoE+-powered end device to an existing Ethernet port
Replacing a PoE- or PoE+-powered end device at an existing Ethernet port
Switching PoE or PoE+ power on or off for an existing end device
Modifying the PoE or PoE+ parameters for an existing end device
Use redundant power supplies.
Plan power supply for worst case device power budget, even in case one of the redundant power
supplies fails.
Configure PoE or PoE+ power budget. Take the worst case PoE or PoE+ power budget into
account.
Provide redundant data uplinks.
2.10.3 Hardware replacement
Note: Do not open the device.
Perform the following steps:
Perform an initial software update (see on page 27 “Software update”).
Perform the software configuration, for example, by transferring the existing configuration of the
old device to the new device (see on page 28 “Security configuration”).
2.10.4 Hardware repair
Should your device need repair, consider the following recommendations:
Do not open the device.
Send the device to the manufacturer for repair.
Keep a backup copy of the device configuration (see on page 37 “Create a backup of device-
specific data”).
If necessary and possible, delete the configuration and other data you consider confidential (see
on page 42 “Destruction of confidential data and secrets”).
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