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Configuring Network Address Translation
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For each current NAT Translations session, the table contains
the following fields:
You can click in the [Action] column to view additional details
about a NAT translation session.
Field Description
Trans Index This is the sequential number assigned to the IP session used
by this NAT translation session.
Rule ID This field indicates the ID of the invoked NAT rule.
Interface This field indicates the device interface on which the NAT rule
was invoked (from the rule definition).
Protocol This field indicates the IP protocol used by the data packets that
are undergoing translations (from the rule definition) Example:
[TCP], [UDP], [ICMP].
Alg Type This is the Application Level Gateway (ALG), if any, that was
used to enable this NAT translation (ALGs are special settings
that certain applications require in order to work while NAT
is enabled).
NAT Direction This field indicates the direction ([Inside] or [Outside]) of the
translation. A NAT direction is assigned to each port; the
Ethernet and USB ports are defined as [Inside] ports, and the
WAN ports are defined as [Outside] ports. The NAT direction is
determined by the interface on which the rule is invoked.
Entry Age This field indicates the elapsed time, in seconds, of the NAT
translation session.