RAD Data comm Modular Access Device with Integrated Router IP Address Translation NAT Settings

FCD-IPMInstallation and Operation Manual Chapter 4 Configuration

IP Address Translation permits some, or all, PCs on your private LAN to be represented with legal IP Addresses that are defined on the internet/Intranet (refer to Figure 4-12).

FCD-IPM supports the IP Address Translation types listed in Table 4-7.

Table 4-7. IP Address Translation (NAT) Settings

Parameters Description

Static Single A PC with its Virtual Address specified will have access to the Internet/Intranet with a legal, real IP Address. Bidirectional one-to-one access is allowed.

Static Range PCs with their Virtual Addresses within the specified range will have access to the Internet/Intranet with a legal, real IP Address range. Bidirectional N-to-N access is allowed.

Concurrent A number of PCs (n) with their Virtual Addresses within the specified range will have access, but only some of them (m) can work simultaneously (m<n). The application must be started from the private LAN.

Transparent

PAT (Port

Address

Translation)

Address translation is not performed for a specified range of IP Addresses. This setup may be used for the application shown in Figure 4-13.

FCD-IPM connects a UDP or TCP port to a specified IP address. PAT is available for single IP only.

Single IP The whole Private LAN is represented as a single legal IP Address on Internet/Intranet.

Pubic Internet/

Intranet

FCD-IPM

			...
	PC#1	PC#2	PC#n
	Servers with Legal IP Addresses
	for Outgoing Services
	Figure 4-13. IP Address Transparent
Note	For Static and Concurrent Address Translation, all PCs on your LAN with IP
	Addresses not covered by the listed definitions will not obtain access to the
	Internet/Intranet.

You may enter more than one entry of each type.

Each definition in a list may be Enabled or Disabled separately.

Security Setup Menu 4-19