To create or modify an existing Port Forward Table entry:

  1. In the WebUI, click the Settings tab.
  2. In the left navigation pane, go to Protocols > IP > NAT > Port Forward.

Modifying a Port Forward Table Entry

  1. Click the expand () Icon next to the entry you wish to modify.
  2. Edit the entry properties as required, see details below.

Creating a Port Forward Table Entry

To create a Port Forward Table entry:

Click the Create NAT Port Forward Entry () icon.


NAT Port Forward Table Entry - Field Definitions

External Network Interface

Specifies the SBC logical interface connected to the external network. Any of the SBC's Ethernet or VLAN, except the Loopback Interface, may be used.

Private Host IP

Specifies the IP address of the port forward destination on the private network.

IP Protocol

Specifies the IP protocol allowed in the port forwarded connection.

External Port Start

Specifies the first IP port number to use on the external network. The specified port may not be one of the SBC1000/2000 reserved ports.

Private Port Start

Specifies the first IP port number to use on the private network.

Number of Ports


Specifies the number of ports to map from the external network to the private. No port in the resulting range may be one of the SBC Edge Portfolio reserved ports.

SBC Reserved Ports

Port

Protocol

1

RAW

22

TCP

53

TCP

80

TCP

161

UDP

443

TCP

500UDP

514

UDP

4500UDP

30000

UDP

30001

UDP

16384 through 16984

RTP

Note: RTP ports are configurable as part of the Media System configuration. Ports used by Media System may not be used for port forwarding.