
Secondary IP ............................................................................................................................. 100
6. Redundancy......................................................................................................................................102
Layer 2 Redundancy........................................................................................................................... 102
Spanning Tree ........................................................................................................................... 102
Turbo Ring V2............................................................................................................................ 106
Layer 3 Redundancy........................................................................................................................... 110
VRRP ........................................................................................................................................ 110
7. Network Service ...............................................................................................................................114
DHCP Server ..................................................................................................................................... 114
General Settings ........................................................................................................................ 114
DHCP........................................................................................................................................ 115
MAC-based IP Assignment ........................................................................................................... 117
Port-based IP Assignment ........................................................................................................... 119
Lease Table ............................................................................................................................... 120
Dynamic DNS.................................................................................................................................... 121
8. Routing.............................................................................................................................................122
Unicast Route.................................................................................................................................... 122
Static Routes ............................................................................................................................. 122
RIP (Routing Information Protocol) ............................................................................................... 124
OSPF (Dynamic Routing With Open Shortest Path First) .................................................................. 125
Multicast Route.................................................................................................................................. 132
Multicast Route Settings.............................................................................................................. 133
Static Multicast Route ................................................................................................................. 133
Broadcast Forwarding......................................................................................................................... 135
9. NAT (Network Address Translation) .................................................................................................137
NAT Concept ..................................................................................................................................... 137
1-to-1 NAT Overview.......................................................................................................................... 137
1-to-1 NAT........................................................................................................................................ 139
NAT Loopback............................................................................................................................ 141
Bidirectional 1-to-1 NAT ..................................................................................................................... 142
Double NAT ............................................................................................................................... 142
N-to-1 NAT ....................................................................................................................................... 143
PAT (Port Address Translation) ............................................................................................................ 144
Advance ........................................................................................................................................... 146
10. Object Management..........................................................................................................................150
Overview .......................................................................................................................................... 150
Create a New Object .......................................................................................................................... 150
Create an IP Address and Subnet Object ....................................................................................... 151
Create a Network Service Object .................................................................................................. 153
Create an Industrial Application Service Object .............................................................................. 155
Create a User-defined Service Object............................................................................................ 156
Modify an Existing Object ................................................................................................................... 159
Delete an Object................................................................................................................................ 159
Search for an Object .......................................................................................................................... 160
11. Firewall.............................................................................................................................................161
Policy Concept................................................................................................................................... 161
Layer 2 Policy.................................................................................................................................... 162
Create a New Layer 2 Policy ........................................................................................................ 162
Layer 3 - 7 Policy............................................................................................................................... 165
Create a New Layer 3 - 7 Policy ................................................................................................... 166
Malformed Packets............................................................................................................................. 169
Session Control ................................................................................................................................. 170
DoS (Denial of Service) Policy ............................................................................................................. 173
Advanced Protection .......................................................................................................................... 175
Dashboard................................................................................................................................. 176
Configuration ............................................................................................................................. 177
Protocol Filter Policy ................................................................................................................... 195
ADP (Anomaly Detection & Protection) .......................................................................................... 197
IPS (Intrusion Prevention System)................................................................................................ 199
12. VPN (Virtual Private Network)..........................................................................................................205
Overview .......................................................................................................................................... 205