Avaya Business Secure Router 252 Configuration - Basics Uživatelský manuál stáhnout pdf (Strana 172)

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172 Chapter 11 Firewall screens

NN47923-500

Once these questions have been answered, adding rules is simply a matter of

plugging the information into the correct fields in the WebGUI screens.

Key fields for configuring rules

Action

Set the action to either Block or Forward.

Service

Select the service from the Service scrolling list box. If the service is not listed, it

is necessary to first define it. For more information on predefined services, see

“Predefined services” on page 186.

Source address

What is the source address of the connection; is it on the LAN or WAN? Is it a

single IP, a range of IPs, or a subnet?

Destination address

What is the destination address of the connection; is it on the LAN or WAN? Is it

a single IP, a range of IPs or a subnet?

Connection direction examples

This section describes examples for firewall rules for connections going from

LAN to WAN and from WAN to LAN.

LAN to LAN/Business Secure Router rules apply to packets coming in through

the LAN interface that are destined for either the Business Secure Router LAN

interface itself or a different subnet on the LAN. A management session through

Note: Block means the firewall silently discards the packet.

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