User manual

set nat
148 Chapter 2 Command Descriptions
poproto[1-64]={tcp|udp}
The IP protocol associated with this port forwarding entry.
tcp
A TCP port is forwarded.
udp
A UDP port is forwarded.
pocount=[1-64]=number of ports in range, minimum 1
The number of consecutive ports in a port-forwarding range. This option
allows you to forward more than one port in a single port-forwarding
entry. When a range is configured, the first port in the range is specified,
and the full range is indicated in the displayed entry information. The
default is 1.
poexternal[1-64]=number of ports in range, minimum 1
The external (or public) port that will be forwarded for this entry.
pointernal[1-64]=number of ports in range, minimum 1
The internal (or private) port to which packets will be forwarded for this
entry. This value is a port number on the host whose IP address is
specified by the “poip” option value for this entry.
poip[1-64]=ipaddress
The IP address of the host to which packets will be forwarded for this
entry.
Examples Enable NAT and specify settings for port forwarding entry 1
This example command will enable the forwarding of TCP packets
received at port 4009 of the public (PPP) interface of the device server, to
TCP port 7008 of the host whose IP address is 143.191.1.228 on the
Ethernet side of the device server.
#> set nat enabled=on poenabled1=on poproto1=tcp poexternal=4009
pointernal=7008 poip=143.191.1.228
Display NAT and port/protocol forwarding settings
#> set nat
See also • "set forwarding" on page 109.
• "revert" on page 61.
• "show" on page 249.