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Firewall
5. Type exit to exit the Admin CLI.
Depending on your device configuration, you may be presented with an Access selection
menu. Type quit to disconnect from the device.
Port forwarding rules
Most computers are protected by a firewall that prevents users on a public network from accessing
servers on the private network. To allow a computer on the Internet to connect to a specific server on
a private network, set up one or more port forwarding rules. Port forwarding rules provide mapping
instructions that direct incoming traffic to the proper device on a LAN.
Configure port forwarding
Required configuration items
The network interface for the rule.
n
Network connections will only be forwarded if their destination address matches the IP
address of the selected network interface.
The public-facing port number that network connections must use for their traffic to be
n
forwarded.
The IP address of the server to which traffic should be forwarded.
n
The port or range of ports to which traffic should be forwarded.
n
Additional configuration items
A label for the port forwarding rule.
n
The IP version (either IPv4 or IPv6) that incoming network connections must match.
n
The protocols that incoming network connections must match.
n
A white list of devices, based on either IP address or firewall zone, that are authorized to
n
leverage this forwarding rule.
To configure a port forwarding rule:
WebUI
1. Log into the IX20 WebUI as a user with full Admin access rights.
2. On the menu, click System. Under Configuration, click Device Configuration.
The Configuration window is displayed.
IX20 User Guide
Port forwarding rules
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