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set nat
Chapter 2 Command Descriptions 147
Options enabled={on|off}
Enables or disables NAT. Note that IP forwarding must be enabled by the
“set forwarding” command for NAT to work.
on
Enable NAT.
off
Disable NAT.
maxentries=64-1024
The maximum number of concurrent NAT table entries that the device will
support. This setting effectively limits the number of concurrent NAT rules
and sessions that are permitted before disallowing them for resource
constraint purposes. The maximum entries can range from 64 through
1024. The default is 256.
prenabled[1-4]={on|off}
Enables one of the four protocol-forwarding entries.
on
Enable this protocol-forwarding entry.
off
Disable this protocol-forwarding entry.
prnumber[1-4]={gre|esp}
The IP protocol whose packets will be forwarded for this entry.
gre
Indicates that the Generic Routing Encapsulation (GRE) protocol will
be forwarded.
esp
Indicates that the Encapsulating Security Payload (ESP) protocol will
be forwarded.
At this time, GRE and ESP (tunnel mode only) are the only protocols
supported by the protocol-forwarding feature.
prtype[1-4]=type
This option is deprecated and unused by the device.
prip[1-4]=ipaddress
The IP address to which GRE packets will be forwarded.
poenabled[1-64]={on|off}
Used to enable or disable one of the 64 port forwarding entries.
on
Enable this port forwarding entry.
off
Disable this port forwarding entry.