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Best Data DSL542 ADSL Ethernet Router User’s Guide
32
Figure 22. NAT Rule Statistics Page
The statistics show how many times this rule has been invoked and how many currently active
sessions are using this rule. You can click
to reset the statistics to zeros and
to display newly accumulated data.
Viewing Current NAT Translations
To view a list of NAT translations that have recently been performed and which remain in effect
(for any of the defined rules), select NAT Translations from the NAT Options drop-down list.
The NAT Translations page displays, as shown in Figure :
Figure 23. NAT Translations Page
For each current NAT translation session, the table contains the following fields:
Field Description
Trans Index
The sequential number assigned to the IP
session used by this NAT translation session.
Rule ID
The ID of the NAT rule invoked.
Interface
The device interface on which the NAT rule was
invoked (from the rule definition).
Protocol
The IP protocol used by the data packets that
are undergoing translations (from the rule
definition) Example: TCP, UDP, ICMP.
Alg Type
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
The direction (incoming or outgoing) of the
translation (from the port definition).
Entry Age
The elapsed time, in seconds, of the NAT
translation session.