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Configuring Interface NAT—Quick Configuration

You can use J-Web Quick Configuration to quickly configure interface NAT.

Figure 87 shows the Quick Configuration for Interface NAT page.

Figure 87: Quick Configuration Page for Interface NAT

Quick Configuration Page for Interface
NAT

To configure interface NAT with Quick Configuration:

  1. Select Configuration > Quick Configuration > Firewall/NAT > Interface NAT.
  2. Click Add. The Quick Configuration screen for interface NAT appears as shown in Figure 87.
  3. Fill in either an IP address range or a single IP address with its port number. See Table 146 for more information on these options.
  4. Click one of the following buttons:

    Figure 88: Source NAT Pool Configuration

    Source NAT Pool Configuration

Table 146: Interface NAT Configuration Options

Field

Function

Action

Interface NAT

Name

Indicates name of the interface.

Provide an already defined logical interface name. For example, ge-0/0/0.0.

Allow Incoming Traffic

Supports VoIP incoming calls—that is, the calls that are initiated from the public network to the private network.

Select this option to enable incoming traffic.

Enable Proxy ARP

IP Address

Configures proxy ARP for a single IP address.

Specify the IP address for which you want to configure proxy ARP.

IP Address Range

Configures proxy ARP for a range of IP addresses.

Specify the IP address range for which you want to configure proxy ARP. For example, a low IP address (10.1.1.150) to specify the start address in the range and a high IP address (10.1.1.200) to specify the end address in the range.

Click OK.

Configure Source NAT

Indicates name of the source address pool.

Specify a name for the source address pool.

Interface Source NAT Pools

Indicates predefined source pool.

Click Add. The Source NAT Pool configuration screen displays as shown in Figure 88.

Name

Low Host Address

Indicates lower limit of the original source address range that is used to define the static source pool.

Specify the start address of the IP address range.

Disable Port Translation

Makes the pool perform address translation only.

Select the checkbox to disable port translation.

Allow Incoming Traffic

Allows VoIP incoming calls.

Select the checkbox to allow this pool to support incoming traffic.

Overflow Pool

Indicates a source pool to use when the current address pool is exhausted.

From the dropdown list, select the overflow pool.

Addresses

Indicates IP address(es) for the source NAT pool.

Configure either a single IP address or an IP address range for the source NAT pool. For more information, see Configuring Source NAT—Quick Configuration.

Click OK.

Configure Static NAT

Static NAT

Indicates a direct one-to-one mapping of one IP address to another

without port address translation.

Click Add to define static NAT.

Mapped Address

Indicates IP address to map.

Specify the IP address to be mapped.

Host Address

Indicates IP address of host

Specify the IP address of the host to which another address is mapped.

Virtual Router

Indicates virtual router name.

Specify the name of the virtual router that is to perform route lookup for the host address(es).

Click OK.


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