Digi LR54 User Manual page 861

Firewall
d. Click to expand Config.
Local Web UI:
a. On the menu, click System. Under Configuration, click Device Configuration.
The Configuration window is displayed.
3. Click Firewall > Packet filtering.
To create a new packet filtering rule, for Add packet filter, click .
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To edit the default packet filtering rule or another existing packet filtering rule, click to
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expand the rule.
The packet filtering rule configuration window is displayed.
Packet filters are enabled by default. To disable, toggle off Enable.
4. (Optional) Type a Label that will be used to identify the rule.
5. For Action, select one of:
Accept: Allows matching network connections.
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Reject: Blocks matching network connections, and sends an ICMP error if appropriate.
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Drop: Blocks matching network connections, and does not send a reply.
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LR54 User Guide
Packet filtering
861