User manual

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4 IP Addressing ................................................................................................................................................................... 100
4.1 Overview ................................................................................................................................................................ 100
4.2 IP Addressing Tutorial ............................................................................................................................................ 100
4.3 Private versus Public IP Addresses ......................................................................................................................... 101
4.4 Port Forwarding ..................................................................................................................................................... 101
4.5 DMZ ........................................................................................................................................................................ 102
4.6 Friendly IP Address ................................................................................................................................................. 102
5 IPSec and VPN Pass-Through Deployment Guide ............................................................................................................ 102
6 Benefits of IPSec .............................................................................................................................................................. 103
7 Configuration summary ................................................................................................................................................... 103
7.1 Case#1: Vanguard configured IPSEC Client ............................................................................................................ 104
7.1.1 CISCO Router – VPN Server Configuration Example .......................................................................................... 104
7.1.2 Vanguard SC – IPSec CLient Configuration Example .......................................................................................... 106
7.2 Case#2: Vanguard configured VPN Pass-Through .................................................................................................. 107
7.2.1 Vanguard – VPN Pass-through Configuration example ..................................................................................... 107
8 User I/O Port .................................................................................................................................................................... 108
8.1 Input Circuit for Analog Inputs ............................................................................................................................... 110
8.2 Simplified Circuit for Digital Input/Outputs ........................................................................................................... 110
8.3 Simplified Circuit for Mechanical Relays ................................................................................................................ 110
8.4 Inserting Wires Into User Port Connector .............................................................................................................. 111
9 Service and Support ......................................................................................................................................................... 112
Appendix A – Abbreviations .................................................................................................................................................... 113
Appendix B – Warranty Statement .......................................................................................................................................... 114