Netopia 3346N-ENT User Guide (en)

Multiple Network Address Translation   4-29
The IP Profile Parameters screen, found under the WAN Configuration menu, Add/Change Connection Profile 
screen, appears as shown.
If you select NAT Options, in either case, the NAT Options screen appears.
If you toggle IP Passthrough Enabled to Yes, additional field(s) appear.
                            IP Profile Parameters
         Address Translation Enabled:       Yes
         IP Addressing...                   Numbered
         NAT Map List...                    Easy-PAT List
         NAT Server List...                 Easy-Servers
         NAT Options...
         Stateful Inspection Enabled:       No
         Local WAN IP Address:    
         Local WAN IP Mask:       
         Filter Set...
         Remove Filter Set
         RIP Profile Options...
Toggle to Yes if this is a single IP address ISP account.
Configure IP requirements for a remote network connection here.
                            NAT Options
         IP Passthrough Enabled:            No
Toggle ON to allow local WAN IP address to be used on LAN in addition to NAT.