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4.3.5 The LLDP Tab
LLDP (Link Layer Discovery Protocol) periodically sends information on the own device via
multicast (e.g., MAC address, device name, port number) and receives the same information
from the neighboring devices.
LLDP uses the following values depending on whether PROFINET IO is configured on the
communication module:
PROFINET IO on the COM module
Table 19: Values for LLDP
The processor and communication modules support LLDP on the Eth1, Eth2, Eth3 and Eth4
ports.
The following parameters define how a given port should work:
LLDP is disabled on this port.
LLDP sends LLDP Ethernet frames, received
LLDP Ethernet frames are deleted without being
processed.
LLDP sends no LLDP Ethernet frames, but
received LLDP Ethernet frames are processed.
LLDP sends and processes received LLDP
Ethernet frames.
Default value: Off.
4.3.6 The Mirroring Tab
Mirroring is used to configure whether the module should duplicate Ethernet packets on a given
port such that they can be read from a device connected to that port, e.g., for test purposes.
The following parameters define how a given port should work:
This port does not participate in the mirroring process.
Outgoing data of this port are duplicated.
Incoming data of this port are duplicated.
Incoming and outgoing data of this port are duplicated.
Duplicated data are sent to this port.