Table of Contents
14 IOLAN SDS/SCS/STS/MDC User’s Guide, Version 4.0

VPN ............................................................................................231

Overview................................................................................................231
Functionality..........................................................................................231
IKE Phase 1 Proposals..................................................................... 232
ESP Phase 2 Proposals ................................................................... 232
IPsec.......................................................................................................232
Field Descriptions............................................................................. 232
Adding/Editing the IPsec Tunnel ...................................................... 233
Shared Secret Field Description....................................................... 235
Remote Validation Criteria Field Descriptions.................................. 236
L2TP/IPsec.............................................................................................237
Field Descriptions............................................................................. 237
Exceptions.............................................................................................238
Field Descriptions............................................................................. 238
Adding/Editing a VPN Exception ...................................................... 239
Advanced...............................................................................................239
Field Description............................................................................... 239

Services.....................................................................................240

Overview................................................................................................240
Functionality..........................................................................................240
Field Descriptions.................................................................................240

Keys and Certificates...............................................................242

Chapter 10 Configuring I/O Interfaces...........................245

Introduction...............................................................................245

Settings .....................................................................................246

Overview................................................................................................246
I/O Access Functionality ......................................................................246
Field Descriptions............................................................................. 246
Advanced Slave Modbus Settings.................................................... 247
Failsafe Timer Functionality ................................................................249
Overview........................................................................................... 249
Field Descriptions............................................................................. 249
UDP Functionality.................................................................................250
Overview........................................................................................... 250
Field Descriptions............................................................................. 250