D-Link NetDefendOS User Manual page 490

Network security firewall
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Action: NAT
Source Interface: lan
Source Network: lannet
Destination Interface: any
Destination Network: all-nets
Service: my_h323_service
Comment: Allow outgoing H.323 calls.
3.
Click OK
Create the incoming traffic SAT IP rules:
1.
Go to: Policies > Firewalling > Main IP Rules > Add > IP Rule
2.
Now enter:
Name: H323In
Action: SAT
Source Interface: any
Source Network: all-nets
Destination Interface: core
Destination Network: wan_ip (external IP of the firewall)
Service: my_h323_service
Comment: Allow incoming calls to H.323 phone at ip-phone.
3.
For SAT enter Translate Destination IP Address: To New IP Address: ip-phone (IP address
of phone)
4.
Click OK
1.
Go to: Policies > Firewalling > Main IP Rules > Add > IP Rule
2.
Now enter:
Name: H323In
Action: Allow
Source Interface: any
Source Network: all-nets
Destination Interface: core
Destination Network: wan_ip (external IP of the firewall)
490
Chapter 6: Security Mechanisms

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