Viewing current nat translations – ATL Telecom AM30 User Manual

Page 66

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ATL Telecom User Guide
AM30

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 32:

Figure 32. 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 (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

The elapsed time, in seconds, of the NAT
translation session.

You can click

in the Action column to view additional details about a NAT translation

session, as shown in Figure 33.

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