User Manual

4 Contents
Chapter 6 Configuring Ports for Terminals and Computers
Configuring Ports for Terminals: Web Interface ..................................27
Commands for Configuring Ports for Terminals ..................................27
Port Defaults........................................................................................27
Related Information .............................................................................27
About Computer Connections .............................................................28
Chapter 7 Configuring PPP
Configuring Inbound PPP Connections: Command Line.....................29
Configuring Outbound PPP Connections: Command Line..................31
Chapter 8 Configuring Autoconnection
About Autoconnection .........................................................................35
Configuring a Port for Autoconnection: Web Interface ........................35
Commands for Configuring Autoconnection by Port or by User..........35
Configuring a User for Autoconnection: Web Interface .......................35
Configuring TCP Socket Communication............................................36
Configuring UDP Multicast ..................................................................37
Chapter 9 Configuring IP Routing
Configuring Static Routes....................................................................41
Configuring Dynamic Routes Using RIP..............................................42
Configuring Proxy ARP........................................................................43
Chapter 10 Configuring the Digi Device for IA (Industrial Automation)
About Modbus .....................................................................................45
Modbus Configuration Procedure: Web Interface ...............................45
Configuring the User-Defined Protocol................................................46
Chapter 11 Configuring Security Features
Controlling Access to the Configuration ..............................................47
Controlling Access to Inbound Ports ...................................................47
Controlling Access to Outbound Ports.................................................48
Controlling Access to the Command Line ...........................................48
Using RADIUS to Authenticate Users .................................................49
Issuing User Passwords......................................................................52
Configuring SSH Version 2 for Secure Communication......................52
Controlling Access to Services............................................................53
SSL Support ........................................................................................54
Chapter 12 Configuring DNS
About the Domain Name System ........................................................55
Configuration Procedures....................................................................56