Digi TS 4, TS 2/4 manual Kill -1inetdPID

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mkdir /tftpboot

If necessary, use this command to change permissions of the directory to read, write and execute: chmod 777 /tftpboot

Verify that the file /tftpboot/tftp_file_name exists and has read and execute permissions with this command:

ls -l /tftpboot/tftp_file_name

where tftp_file_name is the name of the firmware boot image specified by the Digi Device.

If necessary, use this command to change permissions of the file to read and execute: chmod 666 /tftpboot/tftp_file_name

Verify that the inetd.conf file is properly configured for tftp by displaying the file /etc/inetd.conf. An entry similar to this should be uncommented:

tftp dgram udp something

where something will vary with each operating system.

For controlled TFTP access, make sure that the file /etc/tftpaccess.ctl exists and verify that it only allows access to public directories. If this file is not present, tftp will allow full access. A sample file is located in the directory /usr/lpp/tcpip/samples.

Restart the inetd process with these two commands: ps -ef grep inetd

This will report back the inetd process number.

Kill -1inetd_PID

Where inetd_PID is the process number for the inetd process reported by the previous command.

Resetting Digi One/PortServer TS 2/4 Configuration to Defaults

Use this topic to reset the Digi One/PortServer TS 2/4 configuration to defaults.

Note: This procedure causes the Digi One/PortServer TS 2/4 to lose all configuration changes. If you have a complex configuration, contact Digi before performing for information on saving your configuration. See "Digi Contact Information" on page 18- 11 for information.

Procedure

1.Use a pen, the point of a paper clip, or some other device to press the recessed button on the front panel.

2.While holding down the button, power on the Digi One/PortServer TS 2/4.

3.When the 1-5-1 LED pattern is displayed, release the button. The device boots up.

18-6

Resetting Digi One/PortServer TS 2/4 Configuration to

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Contents 92000307B Page Contents Configuring DNS Configuration Examples Page Introduction This ChapterSetup Overview Supported Devices About Entering Commands on the Command LineAbout This Guide Access Resource CD Card Other Documents in the LibraryAbout Configuration Methods Downloading a Configuration FileAccessing the Command Line from a Telnet Session Configuration PrerequisitesLogging On As Root from the Command Line Accessing the Configuration from the Web InterfaceConfiguring the IP Address Options for Configuring the IP Address and Mask OptionsStarting Point Configuring the Ethernet Interface with DPA-RemoteProcedure Configuring the IP Address Using Ping-ARP Manual Configuration Procedure Configuring the Ethernet Interface from the Command LineConfiguring an IP Address using Dhcp and Rarp Manual Configuration ExampleConfiguring an IP Address using Dhcp and Rarp Configuring Ports for RealPort Configuration Options What is RealPort?Configuring the RealPort Software About RealPortConfiguring Ports Web Interface Configuring Ports for RealPort Command Line ExampleConfiguring Ports for Printers Configuration Considerations Tips for telnet and rsh Printing Configuring Ports for Printers Web InterfaceConfiguring Printer Connections Command Line Related InformationConfiguring Printer Connections Command Line Configuring a Port for Direct-Access Printing Configuring a Port for Direct-Access Printing Configuring Ports for Modems Tips on Configuring a Modem Configuring Ports for Modems Web Interface Before You Begin Configuring Ports for Terminals Port Defaults Configuring Ports for Terminals Web InterfaceConfiguring Ports for Terminals Command Line Configuring Typical PC Connections About Computer ConnectionsAbout Computer Connections Configuring Autoconnection About Autoconnection Configuring a Port for Autoconnection Web InterfaceConfiguring Autoconnection By Port Command Line Configuring a User for Autoconnection Web Interface Configuring a User for Autoconnection Command LineConfiguring a User for Autoconnection Command Line Configuring PPP Configuring PPP Connections Web Interface Configuring Inbound PPP Connections Command Line Configuring Inbound PPP Connections Example Configuring Outbound PPP Connections Command Line Set user name=name n1=telephone-number Configuring IP Routing Types of Routing What is RoutingIntroduction to Routing About RIP Routing Updates Digi One/PortServer TS 2/4 Participation in RIP Updates Example Route Using a PPP Link Configuring Static RoutesExample Route Using the Ethernet Interface Configuring Dynamic Routes Using RIP Example Dynamic RoutesConfiguring Proxy ARP Configuring Proxy ARP Configuring Console Management About Console Management Configuring Console Management Web InterfaceConfiguring Console Management Command Line Example SSH2 and Menu Access Example Alternate IP Addresses10-4 Configuring About Modbus Configuring Modbus Using the Web Interface Configuring Modbus from the Command Line 11-5 Examples Configuring Network-Connected MastersConfiguring a Port-Connected Master Configuring Security Features Options for Removing Access Restriction Controlling Access to Inbound PortsDefault Access Restrictions Procedure for Changing a Port’s Access RequirementsRestricting Access to Outbound Ports Controlling Access to Outbound PortsDefault Access Method 1 AutoconnectionIssuing User Passwords Using a Public Key Configuring SSH Version 2 for Secure CommunicationPassword Protection 12-6 Configuring DNS About the Domain Name System Procedure for Using a Host File Configuration ProceduresProcedure for Using a Name Server 13-4 Configuring Snmp About Snmp and the Digi One/PortServer TS 2/4 Agent Configuration Example Configuration Procedure Web InterfaceConfiguration Procedure Command Line 14-4 Configuring Users About Configuring Users Common User FeaturesConfiguring a User Web Interface Configuring a User Command Line Examples Managing the OS and Configuration Upgrading the OS Firmware Web Interface Upgrading the OS Firmware Command Line Prerequisite TaskRules for Editing a Configuration file Configuring Digi One/PortServer TS 2/4 from a Remote HostWhen To Use Remote Configuration Copying the Configuration File to a HostCpconf fromhost=199.250.121.12cnfg-fle Resetting the Configuration to Defaults Configuration Examples Configuration Notes Terminal Server Configuration Without RealPortConfiguration IllustrationTerminal Server Configuration Using Autoconnection Terminal Server Configuration Using RealPort Digi One/PortServer TS 2/4 Troubleshooting Symptom Digi One/PortServer TS 2/4 Does Not Boot ProceduresSymptom Cannot Telnet to the Digi One/PortServer TS 2/4 AssumptionsSymptom Trouble Accessing a Port Running Digi One/PortServer TS 2/4 Customer DiagnosticsVerifying Tftp on a Unix System Troubleshooting Tftp ProblemsKey to Interpreting Digi One/PortServer TS 2/4 LEDs Kill -1inetdPID Pinging an IP Address Verifying the Digi One/PortServer TS 2/4 IP AddressChecking for Duplicate IP Addresses Verifying the Network Cabling HP-UX Verifying the RealPort Process Verifying the RealPort ProcessAIX Verifying the RealPort Process Linux Verifying the RealPort ProcessSolaris Verifying the RealPort Process Windows NT Verifying the RealPort ServiceWindows 2000 Verifying the RealPort Service Digi Contact Information Digi International Bren Road East Minnetonka, MN18-12