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c. Many-to-Many Overload: In Many-to-Many Overload mode, the TC3162 EVM
maps multiple local IP addresses to shared global IP addresses.
d. Many-to-Many No Overload: In Many-to-Many No Overload mode, the TC3162
EVM maps each local IP address to a unique global IP address.
e. Server: This type allows you to specify inside servers of different services behind the
NAT to be accessible to the outside world.
The following table summarizes these types.
TYPE IP MAPPING
One-to-One ILA1 IGA1
Many-to-One
(SUA/PAT)
ILA1 IGA1
ILA2 IGA1
…
Many-to-Many
Overload
ILA1 IGA1
ILA2 IGA2
ILA3 IGA1
ILA4 IGA2
…
Many-to-Many No
Overload
ILA1 IGA1
ILA2 IGA2
ILA3 IGA3
…
Server Server 1 IP IGA1
Server 2 IP IGA1
Server 3 IP IGA1
3.10.1.1 Virtual Server
Go to Advanced Setup ->NAT -> Virtual Server to set virtual server as you need.
(known as Port Mapping).
The Virtual Server is the server or server(s) behind NAT (on the LAN), for example,
Web server or FTP server, that you can make visible to the outside world even though
NAT makes your whole inside network appear as a single machine to the outside world.
Rule Index: The Virtual server rule index for this VC. You can specify up to 10 rules.
All the VCs with single IP will use the same Virtual Server rules.
Start & End port number: Enter the specific Start and End Port number you want to
forward. If it is one port only, you can enter the End port number the same as Start port