ZyXEL Communications ZYWALL USG 2000 Manual page 14

Table of Contents
6.2.2 Configure the WAN Trunk ........................................................................................ 123
6.3 How to Set Up an IPSec VPN Tunnel ................................................................................ 124
6.3.1 Set Up the VPN Gateway ......................................................................................... 125
6.3.2 Set Up the VPN Connection ..................................................................................... 125
6.3.3 Set Up the Policy Route for the VPN Tunnel ............................................................ 126
6.3.4 Configure Security Policies for the VPN Tunnel ....................................................... 128
6.4 How to Configure User-aware Access Control .................................................................. 128
6.4.1 Set Up User Accounts .............................................................................................. 128
6.4.2 Set Up User Groups ................................................................................................. 129
6.4.3 Set Up User Authentication Using the RADIUS Server ........................................... 129
6.4.4 Set Up Web Surfing Policies With Bandwidth Restrictions ...................................... 131
6.4.5 Set Up MSN Policies ................................................................................................ 133
6.4.6 Set Up Firewall Rules ............................................................................................... 134
6.5 How to Configure Service Control ..................................................................................... 135
6.5.1 Allow HTTPS Administrator Access Only From the LAN ......................................... 135
6.6 How to Allow Incoming H.323 Peer-to-peer Calls ............................................................. 138
6.6.1 Turn On the ALG ...................................................................................................... 139
6.6.2 Set Up a Virtual Server Policy For H.323 ................................................................. 139
6.6.3 Set Up a Firewall Rule For H.323 ............................................................................ 140
6.7 How to Use Active-Passive Device HA ............................................................................. 141
6.7.1 Before You Start ....................................................................................................... 142
6.7.2 Configure Device HA on the Master ZyWALL .......................................................... 143
6.7.3 Configure the Backup ZyWALL ................................................................................ 144
6.7.4 Deploy the Backup ZyWALL .................................................................................... 145
6.7.5 Check Your Device HA Setup .................................................................................. 146
6.8 How to Allow Public Access to a Server ............................................................................ 146
6.8.1 Create the Address Objects ..................................................................................... 146
6.8.2 Configure a Virtual Server ........................................................................................ 147
Chapter 7
Status ..................................................................................................................................... 149
7.1 Overview ............................................................................................................................ 149
7.1.1 What You Can Do in the Status Screens .................................................................. 149
7.2 The Status Screen ............................................................................................................. 150
7.2.1 The CPU Usage Screen ........................................................................................... 155
7.2.2 The Memory Usage Screen ..................................................................................... 156
7.2.3 The Session Usage Screen ..................................................................................... 157
7.2.4 The VPN Status Screen ........................................................................................... 158
7.2.5 The DHCP Table Screen .......................................................................................... 159
7.2.6 The Port Statistics Screen ........................................................................................ 160
7.2.7 The Port Statistics Graph Screen ............................................................................. 161
7.2.8 The Current Users Screen ....................................................................................... 162
7.2.9 The SEM Status Detail Screen ................................................................................. 162
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ZyWALL USG 2000 User's Guide