Alcatel-Lucent Security Management Server (SMS) Release 9.4 Technical Overview page 22

Alcatel-Lucent VPN Firewall Brick
of IP addresses, usually on a per-zone basis. Local destination address translation is
only used in conjunction with Client VPN and is used to give an inbound client VPN
connection a "local" address on the protected network, for reverse-initiated connections
(such as an X-Windows Server).
Destination Port Translation
Destination Port Translation is used to change the destination TCP or UDP port of an
inbound session. This feature is usually used for special purposes, like mapping all
inbound connections to a fixed port, regardless of the actual port requested.
NAT may be performed even if the Brick is bridging (Layer-2).
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Security Appliance Network Address Translation (NAT)
260-100-022R9.4
Issue 1, June 2009