Table of Contents
P-660RU-T v2 User’s Guide
14
Chapter
12
Network Address Translation (NAT) Screens
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91
12.1 NAT Overview
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91
12.1.1 NAT Definitions
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91
12.1.2 What NAT Does
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92
12.1.3 How NAT Works
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92
12.1.4 NAT Application
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93
12.1.5 NAT Mapping Types
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93
12.2 SUA (Single User Account) Versus NAT
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94
12.3 SUA Server
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95
12.3.1 Default Server IP Address
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95
12.3.2 Port Forwarding: Services and Port Numbers
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95
12.3.3 Configuring Servers Behind SUA (Example)
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96
12.4 Selecting the NAT Mode
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96
12.5 Configuring SUA Server
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97
12.6 Configuring Address Mapping
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98
12.7 Editing an Address Mapping Rule
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99
Part IV: Maintenance and Troubleshooting
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101
Chapter
13
Maintenance
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103
13.1 Maintenance Overview
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103
13.2 System Status Screen
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103
13.2.1 System Statistics
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105
13.3 DHCP Table Screen
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106
13.4 Any IP Table Screen
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107
13.5 Diagnostic Screens
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108
13.5.1 Diagnostic General Screen
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108
13.5.2 Diagnostic DSL Line Screen
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109
13.6 Firmware Screen
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110
13.7 Configuration Screen
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111
13.7.1 Backup Configuration
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112
13.7.2 Restore Configuration
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112
13.7.3 Reset to Factory Defaults
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114
Chapter
14
Troubleshooting
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115
14.1 Power, Hardware Connections, and LEDs
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115
14.2 ZyXEL Device Access and Login
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116
14.3 Internet Access
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117