Table of Contents
20 IOLAN SDS/SCS/STS/MDC User’s Guide, Version 4.0
Configuring Modbus ................................................................333
Overview................................................................................................333
Configuring a Master Gateway......................................................... 333
Configuring a Slave Gateway........................................................... 333
Modbus Gateway Settings...................................................................334
Modbus Master Gateway.................................................................. 334
Modbus Slave Gateway.................................................................... 334
Modbus Serial Port Settings................................................................335
Modbus Master Settings................................................................... 335
Modbus Slave Settings..................................................................... 336
Configuring PPP Dial On Demand ..........................................337
Setting Up Printers...................................................................338
Remote Printing Using LPD.................................................................338
Remote Printing Using RCP.................................................................339
Remote Printing Using Host-Based Print Handling Software ..........339
Configuring a Virtual Private Network....................................340
IOLAN-to-Host/Network........................................................................340
Network-to-Network..............................................................................342
Host-to-Host..........................................................................................343
VPN Client-to-Network..........................................................................345

Appendix A RADIUS and TACACS+..............................347

Introduction...............................................................................347
RADIUS......................................................................................347
Supported RADIUS Parameters...........................................................347
Accounting Message............................................................................350
Mapped RADIUS P a rameters to IOLAN Parameters..........................351
Perle RADIUS Dictionary Example......................................................352
TACACS+...................................................................................354
Accessing the IOLAN Through a Serial Port Users...........................354
Accessing the IOLAN Through a Serial Port User Example Settings356