Prestige 792H G.SHDSL Router

Figure 6-3 Multiple Servers Behind NAT Example

6-7

Figure 6-4 NAT Mode

6-7

Figure 6-5 Edit SUA/NAT Server Set

6-9

Figure 6-6 Address Mapping Rules

6-11

Figure 6-7 Address Mapping Rule Edit

6-12

Figure 7-1 DDNS

7-2

Figure 8-1 Prestige Firewall Application

8-3

Figure 8-2 Three-Way Handshake

8-5

Figure 8-3 SYN Flood

8-5

Figure 8-4 Smurf Attack

8-6

Figure 8-5 Stateful Inspection

8-8

Figure 9-1 Enabling the Firewall

9-1

Figure 9-2 E-mail

9-2

Figure 9-3 Alert

9-6

Figure 10-1 LAN to WAN Traffic

10-3

Figure 10-2 WAN to LAN Traffic

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Figure 10-3 Firewall Logs

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Figure 10-4 Firewall Rules Summary: First Screen

10-7

Figure 10-5 Creating/Editing A Firewall Rule

10-12

Figure 10-6 Adding/Editing Source and Destination Addresses

10-14

Figure 10-7 Timeout

10-15

Figure 11-1 Customized Services

11-1

Figure 11-2 Creating/Editing A Customized Service

11-2

Figure 11-3 Edit Rule Example

11-3

Figure 11-4 Configure Source IP Example

11-4

Figure 11-5 Customized Service for MyService Example

11-4

Figure 11-6 Syslog Rule Configuration Example

11-5

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List of Figures

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ZyXEL Communications 792H manual Xviii List of Figures