Digi TS8, 16 Chapter 5 Configuring Ports for Modems

Configuring Ports for Modems 5-1

Chapter 5 Configuring Ports for Modems

In This Chapter

This chapter describes how to configure PortServer TS 8/16 ports for modem connections. It

discusses the following topics:

• Tips on Configuring A Modem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2

• Configuring Ports for Modems: Web Interface . . . . . . . . . . . . . . . . . . . . . . . . . 5- 3

• Configuring Ports for Incoming Modem Connections: Command Line. . . . . . 5-3

• Configuring Ports for Outgoing/Bi-Directional Connections: Command Line 5-4

Contents

Main Page Contents Page Page Page Chapter 1 Introduction Setup Overview About This Guide Purpose Audience Scope About Command Line Examples Other Documents in the Library About Configuration Methods Configuring the PortServer TS 8/16 from an Attached Terminal Configuring the PortServer TS 8/16 from a Telnet Session Configuring the PortServer TS 8/16 from the Web Interface Downloading a Configuration File Configuration Prerequisit es Accessing the Command Line from a Locally-Connected Terminal Logging On As Root from the Command Line Accessing the Command Line from a Telnet Session Accessing the Configuration from the Web Interface Page Options for Configuring the IP Address and Mask Options Devices That Support DPA-Remote and Ping-ARP for IP Address Configuration Configuring the Ethernet Interface with DPA-Remote Configuring the IP Address Using Ping-ARP Configuring the Ethernet Interface from the Command Line Manual Configuration Procedure Manual Configuration Example Configuring an IP Address using DHCP and RARP About DHCP and RARP Page Chapter 3 Configuring Ports for RealPort About RealPort Configuring Ports: Web Interface Configuring Ports for RealPort: Command Line Chapter 4 Configuring Ports for Printers Configuration Considerations Using RealPort Determining Your Printers Flow Control Requirements Flow Control Tips Printing with AIX Syste ms Configuring Ports for Printers: Web Interface Configuring Printer Connections: Command Line Page Configuring a Port for Direct-Access Printing Method 1: Specifying Port Numbers in the Telnet Command User Command Example 1 User Command Example 2 Method 1 Configuration Page Page Configuring Ports for Terminals: Web Interface Configuring Ports for Terminals: Command Line Port Defaults About Computer Connections Configuring Typical PC Connections Command Line Example Page Chapter 5 Configuring Ports for Modems Tips on Configuring A Modem Configuring Ports for Modems: Web Interface Configuring Ports for Incoming Modem Connections: Command Line Configuring Ports for Outgoing/Bi-Directional Connections: Command Line Before You Begin Page Page Configuring Inbound PPP Connections: Command Line Configuring Inbound PPP Connections: Example Configuring Outbound PPP Connections: Command Line Page Chapter 9 Configuring IP Routing Introduction to Routing What is Rout ing Types of Routing About RIP Routing Updates Introduction RIP Example Problem with RIP: Sending Updates Across a WAN Problem with RIP: Slow Convergence PortServer TS 8/16 Participation in RIP Updates Configuring Static Routes Example: Route Using th e Ethernet Interface Example: Route Using a PPP Link Configuring Dynamic Routes Using RIP Configuring Proxy ARP Page Chapter 7 Configuring Autoconnection About Autoconnection Configuring a Port for Autoconnection: Web Interface Configuring Autoconnection By Port: Command Line Configuring a User for Autoconnection: Web Interface Configuring a User for Autoconnection: Command Line Page Page About Console Management Configuring Console Management: Web Interface Configuring Console Management: Command Line Example: SSH2 and Menu Access Example: Alternate IP Addresse s Page Chapter 12 Configuring Security Features Controlling Access to the PortServer TS 8/16 Configuration Controlling Access to Inbound Ports Default Access Restrictions Options for Removing Access Restriction Procedure for Changing a Ports Access Requirements Controlling Access to Outbound Ports Default Access Restricting Access to Outbound Ports Controlling Access to the PortServer TS 8/16 Command Line Method 1 Autoconnection Using RADIUS to Authenticate Users What is RADIUS? RADIUS Components RADIUS Table Key RADIUS Attributes (RFC 2138) Supported RADIUS Accounting Attributes (RFC 2139) How RADIUS Works Configuring RADIUS: Web Interface Note Issuing User Passwords Configuring SSH Version 2 for Secure Communication Password Protection Using a Public Key Page About the Domain Name System Purpose of DNS DNS Components Types of Name Servers Naming Conventions Configuration Procedures Procedure for Using a Name Server Procedure for Using a Host File Page Page About SNMP and the PortServ er TS 8/16 Agent Network Management Components SNMP Management Agent SNMP Traps MIB Support Configuration Procedure: Web Interface Configuration Procedure: Command Line Configuration Example Page Chapter 16 Managing the OS and Configuration Page Upgrading the OS (Firmwar e): Command Line Prerequisite Task Configuring PortServe r TS 8/16 from a Remote Host When To Use Remote Configuration Rules for Editing a Configuration file Copying the Configuration File to a Host Copying a Configuration File from a Host to PortServer TS 8/16 16-6 Resetting the Configuration to Defaults Resetting the Configuration to Defaults Page About Configuring Users Configuration Methods Common User Features Configuring a User: Web Interface Configuring a User: Command Line Examples Chapter 17 Configuration Examples Terminal Server Configuration Without RealPort Illustration Terminal Server Configuration Using Autoconnection Illustration Terminal Server Configuration Using RealPort Dial-In PPP Connection Using RADIUS Page Chapter 17 PortServer TS 8/16 Troubleshooting Symptom: PortServer TS 8/16 Does Not Boot Symptom: Cannot Telnet to the PortServ er TS 8/16 Symptom: Trouble Accessing a Port Running PortServer TS 8/16 Hardware Diagnostics Running PortServer TS 8/16 POST Procedure: Running the POST Using the LEDs Procedure: Running the POST from a Terminal If ... Then... Verifying TFTP on a UNIX System Troubleshooting TFTP Problems Resetting PortServer TS 8/16 Configuration to Defaults Command Line Procedure Front Panel Procedure Verifying the PortServer TS 8/16 IP A ddress Page Checking for Duplicate IP Addresses Page Verifying the Network Cabling Verifying the RealPort Process AIX: Verifying the RealPort Process HP-UX: Verifying the RealPort Process Linux: Verifying the RealPort Process SCO: Verifying the RealPort Da emon Page Checking and Changing Port Configuration Digi Contact Information