RACOM Ray2, Руководство пользователя

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ATU
Fig. 7.29: Menu Switch settings - Advanced - ATU
The Address Translation Unit (ATU) in the device supports user commands to access the contents of
the MAC address database.
There is one static record which can't be deleted. This is the management CPU record. The unicast
frames directed to management are allowed to access the CPU port. The
VLAN tunnel parameter is
also used to enable the AP frames to access the CPU port.
Primary key
The icon indicates which parameter is taken as the unique identifier in the
database. This field entry ensures each record is unique and must not be duplic-
ated.
FID
Forwarding Information Database number. If multiple address databases are not
being used, this parameter must remain zero. If multiple address databases are
being used, this parameter is used to set the desired address database number
that is to be associated with this ATU Entry's MAC Address. When frames ingress
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Configuration