Packet Filtering Firewall - Avaya 3.7 Configuration Manual

Establishing security
9. Continue using any remaining controls in the wizard to complete your new rule.
10. Click Finished to return the Policy Manager for Packet Filtering window.
11. Your new rule appears in the Access Control List.
12. Click Save to save your work.

Packet filtering firewall

The security gateway uses a rules-based method of packet inspection, where the priority of
each rule is determined by its position in the list (highest is top priority). The first match
determines the fate of the packet: permit or deny. If no matching rule is found, the default action
is to permit the packet.
Figure 61: Policy Manager for firewalls
196 Avaya VPNmanager Configuration Guide Release 3.7
Table 14: Parameters used in a Packet Marking Rule (continued)
Parameter Description
Destination Use the To Where controls to configure
Address which destination address the rule must
contain.
VSU Interface Use the Interface drop-down list to apply
the rule to the VSU public, private, or
Tunnel interface.
Direction Use the Direction drop-down list to apply
the rule to packets that are entering or
exiting the VSU.
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