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ZyWALL 5/35/70 Series User’s Guide
Table of Contents
13
Chapter 6LAN Screens ......................................................................................................... 129
6.1 LAN, WAN and the ZyWALL ............................................................................129
6.2 IP Address and Subnet Mask ...........................................................................129
6.2.1 Private IP Addresses ..............................................................................130
6.3 DHCP ...............................................................................................................131
6.3.1 IP Pool Setup ..........................................................................................131
6.4 RIP Setup .........................................................................................................131
6.5 Multicast ...........................................................................................................131
6.6 WINS ................................................................................................................132
6.7 LAN ..................................................................................................................132
6.8 LAN Static DHCP .............................................................................................135
6.9 LAN IP Alias ...................................................................................................136
6.10 LAN Port Roles ..............................................................................................139
Chapter 7Bridge Screens ..................................................................................................... 141
7.1 Bridge Loop ......................................................................................................141
7.2 Spanning Tree Protocol (STP) .........................................................................142
7.2.1 Rapid STP ..............................................................................................142
7.2.2 STP Terminology ....................................................................................142
7.2.3 How STP Works .....................................................................................142
7.2.4 STP Port States ......................................................................................143
7.3 Bridge ...............................................................................................................143
7.4 Bridge Port Roles ............................................................................................145
Chapter 8WAN Screens ........................................................................................................ 147
8.1 WAN Overview .................................................................................................147
8.2 Multiple WAN ....................................................................................................147
8.3 Load Balancing Introduction .............................................................................148
8.4 Load Balancing Algorithms ..............................................................................148
8.4.1 Least Load First ......................................................................................148
8.4.1.1 Example 1 .....................................................................................149
8.4.1.2 Example 2 .....................................................................................149
8.4.2 Weighted Round Robin ...........................................................................150
8.4.3 Spillover ..................................................................................................150
8.5 TCP/IP Priority (Metric) ....................................................................................151
8.6 WAN General ...................................................................................................151
8.7 Configuring Load Balancing .............................................................................155
8.7.1 Least Load First ......................................................................................155
8.7.2 Weighted Round Robin ...........................................................................156
8.7.3 Spillover ..................................................................................................157
