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Configuring Security Features

12-1

Chapter 12

Configuring Security Features

In This Chapter

This chapter describes PortServer TS 8/16 security features and discusses how to configure them. It 
presents the following topics:

•

 Controlling Access to the Digi One/PortServer TS 2/4 Configuration . . . . . .  12-2

•

 Controlling Access to Inbound Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  12-2

•

 Controlling Access to Outbound Ports. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  12-3

•

 Controlling Access to the Digi One/PortServer TS 2/4 Command Line . . . . .  12-3

•

 Using RADIUS to Authenticate Users. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-4

•

 Issuing User Passwords . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  12-4

•

 Configuring SSH Version 2 for Secure Communication . . . . . . . . . . . . . . . . .  12-5

Summary of Contents for Connectware PortServer TS 8/16

Page 1: ...92000307_B PortServer TS 8 16 Configuration and Administration Guide ...

Page 2: ...tional Digi provides this document as is without warranty of any kind either expressed or implied including but not limited to the implied warranties of fitness or merchantability for a particular purpose Digi may make improvements and or changes in this manual or in the product s and or the program s described in this manual at any time This product could include technical inaccuracies or typogra...

Page 3: ...e Ethernet Interface from the Command Line 2 5 Configuring an IP Address using DHCP and RARP 2 5 Chapter 3 Configuring Ports for RealPort About RealPort 3 2 Configuring Ports Web Interface 3 3 Configuring Ports for RealPort Command Line 3 4 Chapter 4 Configuring Ports for Printers Configuration Considerations 4 2 Configuring Ports for Printers Web Interface 4 3 Configuring Printer Connections Comm...

Page 4: ...ce 9 3 Configuring a User for Autoconnection Command Line 9 3 Chapter 10 Configuring Console Management About Console Management 10 2 Configuring Console Management Web Interface 10 2 Configuring Console Management Command Line 10 2 Chapter 11 Configuring Security Features Controlling Access to the PortServer TS 8 16 Configuration 11 2 Controlling Access to Inbound Ports 11 2 Controlling Access to...

Page 5: ...PortServer TS 8 16 Troubleshooting Symptom PortServer TS 8 16 Does Not Boot 17 2 Symptom Cannot Telnet to the PortServer TS 8 16 17 3 Symptom Trouble Accessing a Port 17 4 Running PortServer TS 8 16 Hardware Diagnostics 17 4 Running PortServer TS 8 16 POST 17 5 Verifying TFTP on a UNIX System 17 6 Troubleshooting TFTP Problems 17 6 Resetting PortServer TS 8 16 Configuration to Defaults 17 7 Verify...

Page 6: ...iv ...

Page 7: ... introduction on setting up your Digi device It discusses the following topics Setup Overview 1 2 About This Guide 1 3 About Entering Commands on the Command Line 1 3 Supported Devices 1 3 Other Documents in the Library 1 4 About Configuration Methods 1 5 Configuration Prerequisites 1 6 ...

Page 8: ...s See the Cable Guide on the Access Resource CD Step C Install and Setup DPA Remote DPA Remote is a utility that provides one of the ways to configure an IP address and also provides port monitoring See the Digi Port Authority Remote Device Monitor Setup Guide which is on the Access Resource CD Step D Configure an IP Address There are a number of ways to configure an IP address See Configuring the...

Page 9: ...the command will be indented slightly as shown below set menu range 6 t1 Console Management Menu name Console Management Menu m3 Connect to System 1 c3 connect 1 m4 Connect to System 2 c4 connect 2 About Entering Commands on the Command Line On the PortServer TS 8 16 command line do not force a line break by pressing Enter or Return This will commit the command before you finish adding all command...

Page 10: ... 8 16 Setup Card This card which comes in the PortServer TS 8 16 package provides a brief overview on the setup process Digi One PortServer TS Command Reference This online manual available on the Access Resource CD provides complete information on commands RealPort Setup Guides These online manuals provide information on setting up servers for RealPort software Digi Port Authority Remote Device M...

Page 11: ...guration tasks The only disadvantage to this method is that you have to configure the PortServer TS 8 16 with an IP address before you can Telnet to it Configuring the PortServer TS 8 16 from the Web Interface The great advantage to this method is ease of use This method does however require that you configure the IP address before you can access the configuration from the web interface and some f...

Page 12: ...r the following root 2 At the password prompt supply the root password The default is dbps Accessing the Command Line from a Telnet Session Use this procedure to access the command line and the configuration froma Telnet session This procedure assumes that you have configure the Digi device with an IP address already See Configuring the IP Address on page 2 1 1 To Telnet to the PortServer TS 8 16 ...

Page 13: ... and other features associated with its Ethernet interface It discusses the following topics Options for Configuring the IP Address and Mask 2 2 Configuring the Ethernet Interface with DPA Remote 2 3 Configuring the IP Address Using Ping ARP 2 4 Configuring the Ethernet Interface from the Command Line 2 5 Configuring an IP Address using DHCP and RARP 2 5 ...

Page 14: ...s and mask can also be changed using the web interface This method however does not work for the initial IP address configuration Devices That Support DPA Remote and Ping ARP for IP Address Configuration Not all Digi devices can use DPA Remote and Ping ARP for IP address configuration To determine if you can use these features find the hardware label on your Digi device and then use the table belo...

Page 15: ... This is the default setting so it will be on unless it was turned off That you do not have a DHCP server to serve IP address If you do use the DHCP procedure See Configuring an IP Address using DHCP and RARP on page 2 5 That you have installed DPA Remote version 2 01 11or later For information on installing DPA Remote see the Digi Port Authority Remote Device Monitor Setup Guide which is on the A...

Page 16: ...ddress of the Digi device It s on the back of the unit 2 Access a server on the same subnet as the Digi device 3 Manually update the server s ARP table using the Digi device s MAC address and the IP address you want assigned to the Digi device The following is an example of how this is done on a Win dows NT 4 0 system arp s 143 191 2 1 00 40 9d 22 23 60 4 Ping the Digi device using the IP address ...

Page 17: ...ere ip address is the IP address of the default gateway Example set config gateway 191 143 2 46 5 Reboot the Digi device at the prompt using the following command boot action reset Manual Configuration Example In this example set config commands configure the Ethernet interface and the boot command reboot the Digi device which is required for the address change to take affect set config ip 192 150...

Page 18: ...2 6 Configuring an IP Address using DHCP and RARP ...

Page 19: ...s for RealPort In This Chapter This chapter describes how to configure PortServer TS 8 16 for RealPort connections It discusses the following topics About RealPort 3 2 Configuring Ports Web Interface 3 3 Configuring Ports for RealPort Command Line 3 4 Example 3 4 ...

Page 20: ... all standard operating system interfaces that control baud rate parity stop bits and flow control It enables host administrators to do most of the required configuration on the host the system with which the administrator is most familiar It dramatically reduces host CPU overhead because multiple terminal or printer sessions are multiplexed over the same TCP IP connection Configuring the RealPort...

Page 21: ...Log in to the PortServer TS 8 16 as root The default password is dbps 3 From the main menu select Configure RealPort A screen similar to the following appears 4 To complete configuration choose Next and then follow the prompts 5 To return to the main Ports menu choose Ports from the Menu again 6 To complete RealPort setup install and configure the RealPort driver See the appropriate RealPort setup...

Page 22: ...alPort host See the appropriate RealPort documentation for more information Properly cabled PortServer TS 8 16 ports and devices Set up the devices connected to PortServer TS 8 16 ports 1 Configure the RealPort TCP port by entering the following command set tcp realport 771 2 Configure PortServer TS 8 16 ports by entering the following command set ports range range dev rp where range is the range ...

Page 23: ...chapter describes how to configure PortServer TS 8 16 ports for printer connections It discusses the following topics Configuration Considerations 4 2 Configuring Ports for Printers Web Interface 4 3 Configuring Printer Connections Command Line 4 3 Configuring a Port for Direct Access Printing 4 5 ...

Page 24: ... Digi does not recommend using lpd to print multiple jobs to a PortServer TS 8 16 attached printer from an AIX print spooler because this may cause the print job to time out Using the lpd Protocol Here are some tips for configuring the print spooler on your UNIX system when you intend to print using the lpd protocol to a printer attached to PortServer TS 8 16 1 The number of copies option with lpr...

Page 25: ...ration and then choose Continue e Choose Submit 5 To return to the main Ports menu choose Ports from the menu again Configuring Printer Connections Command Line This section describes how to configure PortServer TS 8 16 for printer connections Related Information See the set ports set line and set flow commands in theDigi One PortServer TS Command Reference Procedure This procedure assumes the fol...

Page 26: ...4 4 Configuring Printer Connections Command Line set line range 2 baud 9600 csize 8 stopb 1 parity n set flow range 2 cts on ixon off ixoff off ...

Page 27: ...the group field of the set ports command that configured the port Method 1 Configuration There is no special configuration required to set up a port for this type of direct access Simply configure the port for a printer See Configuring Printer Connections Command Line on page 4 3 for more information Method 2 Using Alternate IP Addresses This method provides similar functions to method 1 except al...

Page 28: ...4 6 Configuring a Port for Direct Access Printing ...

Page 29: ...nd Computers In This Chapter This chapter describes how to configure PortServer TS 8 16 ports for terminal and computer connections It discusses the following topics Configuring Ports for Terminals Web Interface 6 2 Configuring Ports for Terminals Command Line 6 2 About Computer Connections 6 3 ...

Page 30: ...cribes how to configure PortServer TS 8 16 ports for terminal connections Port Defaults Here is the default configuration for PortServer TS 8 16 ports VT 100 emulation 9600 baud 8 bit characters 1 stop bit No parity Software flow control Related Information For information on the set line set ports and set flow commands see the Digi One PortServer TS Command Reference For information on configurin...

Page 31: ...set flow range 1 2 ixon off ixoff off rts on cts on About Computer Connections Configuring computer connections is very similar to configuring terminal connections which is discussed on page 6 2 Consequently this section simply discusses the differences between these connection types Starting Point This section assumes that You are logged in as root You know the attributes such as baud rate and pa...

Page 32: ...6 4 About Computer Connections ...

Page 33: ...w 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 ...

Page 34: ...gure the modem to reset to these parameters when DTR is dropped Configure the modem to lock the serial line speed at the highest baud rate the modem will accept for reliable data transfer because PortServer TS 8 16 cannot switch the baud rate of the serial line on a per call basis without reconfiguration Note You may want to consider connecting modems using RealPort a feature that allows network b...

Page 35: ...ffic over this modem connection see Configuring PPP on page 8 1 For more information on setting the port s flow control attributes see the set flow command in the Digi One PortServer TS Command Reference For information on setting up the port for autoconnection see Configuring Autoconnection on page 7 1 of this manual and the set ports command in the Digi One PortServer TS Command Reference For in...

Page 36: ... parameters required by the modem If you do not see the modem documen tation Have or will correctly cable the connection between the PortServer TS 8 16 serial ports and modems See the Digi One PortServer Cable Guide for more information Logged in as root Procedure 1 Supply a set ports command that specifies the following set ports range range dev dev where range is a serial port or range of serial...

Page 37: ...his Chapter This chapter discusses how to configure PPP connections It covers the following topics Configuring PPP Connections Web Interface 8 2 Configuring Inbound PPP Connections Command Line 8 3 Configuring Outbound PPP Connections Command Line 8 5 ...

Page 38: ... 1 Access the web interface by placing the IP address of the Digi device in the URL window of a browser 2 Log in as the root user The default password is dbps 3 Navigate to the PPP configuration screen by choosing PPP from the Configure menu A screen similar to the following appears 4 Use the web interface and the online help to complete configuration tasks ...

Page 39: ...n the Digi One PortServer TS Command Reference for more infor mation 3 To configure the baud rate for this connection enter the following command set line range range baud bps where range is the port or ports to configure and bps is the line speed in bits per second Typi cally you can set this to 115000 bps for modem connections Example set line range 3 baud 115000 4 To create an inbound PPP user ...

Page 40: ...face Example set user name pppin localipadr 199 1 1 2 Configuring Inbound PPP Connections Example This example shows a very simple PPP inbound configuration Here are some points on this configuration The port is set up for inbound connections dev min RTS and CTS are used for flow control The baud rate has been set to 115000 bps The user has been configured to use an IP address pool set ports range...

Page 41: ...et flow command in the Digi One PortServer TS Command Reference for more infor mation 3 To configure baud rate for this connection to the modem enter the following command set line range range baud bps where range is the port or ports to configure and bps is the line speed in bits per second Typi cally you can set this to 115000 bps for modem connections Example set line range 3 baud 115000 4 If y...

Page 42: ... set user name pppout localipadr 0 0 0 0 9 To configure a telephone number to dial to reach the outbound user enter the following com mand set user name name n1 telephone number where name is the user s name and telephone number is the number to dial to reach the user You can enter this number as digits only with dashes separating digits or with commas Example set user name pppout n1 4452624 Examp...

Page 43: ...ng In This Chapter This chapter describes how to configure IP routing It discusses the following topics Introduction to Routing 9 2 About RIP Routing Updates 9 3 Configuring Static Routes 9 5 Configuring Dynamic Routes Using RIP 9 6 Configuring Proxy ARP 9 7 ...

Page 44: ...rger networks and on networks that experience a lot of changes Dynamic routing When you use dynamic routing routes are not manually configured but are automatically established and maintained using information provided by routing information protocol RIP Route maintenance is obviously easier using RIP but RIP has some shortcom ings that are discussed later in this chapter PortServer TS 8 16 suppor...

Page 45: ...ses to disseminate routing information In the preceding figure 1 R1 advertises that it can reach Net 1 in one hop 2 R2 then advertises that it can reach Net 1 in two hops 3 R3 then advertises that it can reach Net 1 in three hops What happens if R1 s link to Net 1 goes down First it realizes that its one hop route to Net 1 is no longer available But it hears that R2 can reach Net 1 in two hops so ...

Page 46: ...ver have regarded R2 as an alternate path to Net 1 PortServer TS 8 16 Participation in RIP Updates PortServer TS 8 16 s participation in the exchange of RIP updates can be configured on the set forwarding command This command allows you to configure PortServer TS 8 16 To neither receive nor propagate RIP updates state off which means it must be configured for static routes set route command if it ...

Page 47: ... subnet is created over the Ethernet interface Key features include the following The address on the net field is a subnetwork address not the IP address of a specific device The wannane ether indicating that this route is over the Ethernet interface The metric field indicates that packets to this subnet will pass through two routers The gateway field indicates that all packets using this route ar...

Page 48: ... does any of the following with RIP updates Both sends and receives them netrouting both Sends them only netrouting send Receives them only netrouting receive Neither sends nor receives them netrouting off 2 Configure the PortServer TS 8 16 for dynamic routing with a set forwarding command that spec ifies state active You may also want to turn on the poisonreverse and splithorizon fields to preven...

Page 49: ...use serial lines Procedure 1 Configure the links over which packets will be routed using a set user command This command must specify on the ipaddr field a specific IP address for the remote system using the Proxy ARP service 2 Configure PortServer TS 8 16 for Proxy ARP by supplying a set forwarding command that spec ifies the following state passive proxyarp on Example In this example PortServer ...

Page 50: ...9 8 Configuring Proxy ARP ...

Page 51: ...o configure the autoconnection feature It covers the following topics About Autoconnection 7 2 Configuring a Port for Autoconnection Web Interface 7 2 Configuring Autoconnection By Port Command Line 7 2 Configuring a User for Autoconnection Web Interface 7 3 Configuring a User for Autoconnection Command Line 7 3 ...

Page 52: ...s 3 Select Configure and then Autoconnect from the menu 4 Configure the port as required Use the online help for more information 5 To return to the main Ports menu choose Ports from the Menu again Configuring Autoconnection By Port Command Line This section describes how to configure a port for autoconnection from the command line Procedure This procedure describes how to set up a port for autoco...

Page 53: ...w to configure a user for autoconnection Procedure This procedure deals with autoconnection features only It assumes that you have or will configure The port for modem connections see Chapter 5 or terminal connections see Chapter 6 Other user attributes see the set user command in the Digi One PortServer TS Command Refer ence To configure a user to automatically connect to a host supply a set user...

Page 54: ...7 4 Configuring a User for Autoconnection Command Line ...

Page 55: ...g Console Management 10 1 Chapter 10 Configuring Console Management In This Chapter About Console Management 10 2 Configuring Console Management Web Interface 10 2 Configuring Console Management Command Line 10 2 ...

Page 56: ... PortServer TS 8 16 current settings and to change them see description of the set flow command in the Digi One PortServer TS Command Reference 3 Ensure that the port and the device are using the same baud rate See the device s documentation for information on baud rate requirements To check the PortServer TS 8 16 current settings and to change them see set line description in the Digi One PortSer...

Page 57: ... range 1 2 set line baud 19200 range 1 2 set menu name menu1 t1 Console Management Menu range 6 set menu name menu1 range 6 name Console Management Menu m1 Connect to System 1 set menu name menu1 range 6 c1 connect 1 m2 Connect to System 2 set menu name menu1 range 6 c2 connect 2 set user name admin1 defaultaccess menu menu 6 password on outgoing on set user name admin1 loadkey 142 191 2 34 ssh fi...

Page 58: ...10 4 Configuring Console Management Command Line ...

Page 59: ...hem It presents the following topics Controlling Access to the Digi One PortServer TS 2 4 Configuration 12 2 Controlling Access to Inbound Ports 12 2 Controlling Access to Outbound Ports 12 3 Controlling Access to the Digi One PortServer TS 2 4 Command Line 12 3 Using RADIUS to Authenticate Users 11 4 Issuing User Passwords 12 4 Configuring SSH Version 2 for Secure Communication 12 5 ...

Page 60: ...vice types term used to define terminal connections min used to define incoming modem connections mio used to define bi directional modem connections hdial hio used to define computer connections Default Access Restrictions The default configuration for inbound ports is that a login and password are required to access them Options for Removing Access Restriction The login and password requirement ...

Page 61: ...TS 8 16 Command Line This section describes how to restrict access to the PortServer TS 8 16 command line Method 1 Autoconnection The autoconnection feature allows you to configure a user to access the PortServer TS 8 16 but then be automatically connected to a host on the LAN You can implement autoconnection in the following ways By port In this case all port users are automatically connected to ...

Page 62: ...ing meaning RADIUS Attributes RFC 2138 Supported The following attributes are supported in the Digi PortServer TS 8 16 RADIUS client implementation Meaning 0 This attribute must not be present 0 Zero or more instances of this attribute may be present 0 1 Zero or one instance of this attribute may be present 1 Exactly one instance of this attribute must be present Request Accept Reject Challenge At...

Page 63: ...s to the user Configuring RADIUS Web Interface Use this section for information on configuring PortServer TS 8 16 as a RADIUS client from the web interface 1 Access the web interface by entering the PortServer TS 8 16 IP address in a browser s URL win dow 2 Log in to the PortServer TS 8 16 as root The default password is dbps 3 From the main menu choose Configure RADUIS 4 Configure the RADIUS clie...

Page 64: ...e primary field The primary server is the first server to which authentication requests are sent A password on the secret field Note To use a secondary RADIUS server supply a second set radius command that specifies run on the IP address of the secondary server on the secondary field and another password for the secondary server on the secret field RADIUS Command Line Configuration Example set rad...

Page 65: ... the user to whom you will be issuing a password Procedure 1 Issue a newpass command that identifies the user on the name field to whom this password will be issued 2 When the system prompts you for a new password type in the password and then press Enter 3 When the system prompts you to enter the new password again type it in and then press Enter Example In this example the newpass command initia...

Page 66: ...sword on newpass name name where name is a user name Example set user name ssh user1 newpass name ssh user1 Using a Public Key To enable public key authentication and to associate a public key with a user enter the following command set user name name loadkey host key where name is the name of a user host is either an IP address or DNS name of a host running TFTP that holds key is the name of a fi...

Page 67: ...3 1 Chapter 13 Configuring DNS In This Chapter This chapter discusses how to configure PortServer TS 8 16 to use DNS Topics discussed include the following About the Domain Name System 13 2 Configuration Procedures 13 3 ...

Page 68: ...l host file Return information to users Cache information for future use Types of Name Servers There are two types of name servers in the domain name system Local servers maintain information for resources within a local zone It is up to individual net work administrators to determine the scope of a local zone Root servers maintain information in higher level domains than do local servers Typicall...

Page 69: ...address of a name server Example set config domain digi com myname poe dns 204 221 1 4 Procedure for Using a Host File Use this section to configure the host table which maps IP addresses to host names Enter the following command set host name name ip ip address where name is the name the host ip address is the IP address of the host Example In this example three IP address to name mappings are co...

Page 70: ...13 4 Configuration Procedures ...

Page 71: ... Chapter This chapter describes how to configure the PortServer TS 8 16 SNMP agent It discusses the following topics About SNMP and the Digi One PortServer TS 2 4 Agent 14 2 Configuration Procedure Web Interface 14 3 Configuration Procedure Command Line 14 3 ...

Page 72: ...ponent that responds to requests from the network manager that retrieves network management information from its node and notifies the manager when significant events occur SNMP Traps A mechanism defined by SNMP is called a trap which is a report or alarm from a managed node to an SNMP manager that a significant event has occurred MIB Support The agent supports the following MIBs Read write for MI...

Page 73: ...P address of the manager to which traps are sent The name and location of the SNMP contact person The SNMP name of the PortServer you are configuring Procedure Issue a set snmp command to configure PortServer TS 8 16 s SNMP agent Specify the following The ip address of an SNMP management station to which traps are to be sent on the trap_dest field A name for this PortServer TS 8 16 on the name fie...

Page 74: ...14 4 Configuration Procedure Command Line ...

Page 75: ...pter provides information on updating the operating system OS and managing the configuration Topics include the following Upgrading the OS Firmware Web Interface 16 2 Upgrading the OS Firmware Command Line 16 3 Configuring PortServer TS 8 16 from a Remote Host 16 4 Resetting the Configuration to Defaults 16 6 ...

Page 76: ...are using the web interface 1 Access the web interface by entering the PortServer TS 8 16 IP address in a browser s URL win dow 2 Log in to the PortServer TS 8 16 as root The default password is dbps 3 From the main menu choose Admin and then either HTTP upgrade or TFTP upgrade 4 Follow the prompts to complete the upgrade ...

Page 77: ...e where tftp server ip is the IP address of the TFTP server and filename is the boot file Example boot load boot 143 21 10 5 82000679_c1 3 Reboot the Digi device When the Digi device reboots it is ready for new firmware Procedure This procedure assumes that you have logged in as root 1 Download a copy of the latest PortServer TS 8 16firmware from the Digi International web site digi com and copy i...

Page 78: ...er or set line In other words do not let commands wrap to the next line if your editor supports this function Copying the Configuration File to a Host This section describes how to copy the PortServer TS 8 16 configuration file to a remote host for editing Related Information See the cpconf command in the Digi One PortServer TS Command Reference Starting Point This procedure assumes that you Have ...

Page 79: ... TS Command Reference Starting Point This procedure assumes that you Have edited a configuration file on a host and now want to copy it to PortServer TS 8 16 for use Are logged in to PortServer TS 8 16 as root which is a requirement for using the cpconf com mand to copy the configuration file to a host Supply a cpconf command with a fromhost field that specifies the following The IP address of the...

Page 80: ...evert keys factory revert keys nvram set line configuration revert line factory revert line nvram set logins configuration revert login factory revert login nvram menu configuration revert menu factory revert menu nvram altip arp host route snmp tcpip and telnetip revert network factory revert network nvram set ports revert port factory revert port nvram RADIUS revert radius factory revert radius ...

Page 81: ...ring Users In This Chapter This chapter discusses how to configure users It covers the following topics About Configuring Users 15 2 Common User Features 15 2 Configuring a User Web Interface 15 3 Configuring a User Command Line Examples 15 4 ...

Page 82: ...cription set user Field accesstime Determines the times and days the user can access the PortServer TS 8 16 This feature is not configurable from the web interface accesstime autoconnect Automatically connects the user to the host specified on the auto host field using the service TCP port defined on the autoport or autoservice fields Autoconnection can also be implemented by port instead of by us...

Page 83: ... in a browser s URL win dow 2 Log in to the PortServer TS 8 16 as root The default password is dbps 3 Select Configure and then Users from the menu 4 To add a user do the following a Choose Add User b Enter a name and then choose Submit c Choose the new user from the Name column d Configure the user as required e Choose Submit 5 To return to the main User menu choose User from the Menu again ...

Page 84: ...t user name jsmith defaultaccess menu menu 4 Limiting a User s Access to the PortServer TS 8 16 In this example the user is configured for access to the PortServer TS 8 16 from 9 00 in the morning until 5 00 at night set user name jsmith accesstime wk9 00 17 00 Configuring a User for Autoconnect In this example the user is configured to do the following Automatically connect to the host identified...

Page 85: ...nformation such as IP addresses Quite likely however you will be able to use the examples as a starting point only and will need the information provided in other chapters in this manual and in the Digi One PortServer TS Command Reference to complete your configuration In This Chapter This chapter provides the following discussions Terminal Server Configuration Without RealPort 17 2 Terminal Serve...

Page 86: ...ation Configuration set config ip 192 250 150 10 submask 255 255 255 0 1 set ports range 1 2 dev term set line range 1 2 baud 9600 set flow range 1 2 ixon on ixoff on 2 set ports range 3 4 dev mio set line range 3 4 baud 115200 set flow range 3 4 ixon off ixoff off rts on cts on 3 set user name user1 4 Configuration Notes 1 The set config command configures the IP address and mask for the PortServ...

Page 87: ...ems on page 5 1 Illustration Configuration set config ip 192 250 150 10 submask 255 255 255 0 set ports range 1 2 dev term auto on dest 192 250 150 9 dport 23 set line range 1 2 baud 9600 set flow range 1 2 ixon on ixoff on 1 set ports range 3 4 dev min set line range 3 4 baud 115200 set flow range 3 4 ixon off ixoff off rts on cts on 2 set user name user1 autoconnect on defaultaccess autoconnect ...

Page 88: ...guring The Ethernet interface see Configuring the IP Address on page 2 1 RealPort see Configuring Ports for RealPort on page 3 1 Illustration Configuration set config ip 192 250 150 11 submask 255 255 255 0 1 set ports range 2 4 dev rp 2 Configuration Notes 1 The set config command configures the internet address and mask for PortServer TS 8 16 Ether net interface 2 The set ports command configure...

Page 89: ...scripts command in the PortServer TS 8 16 Command Reference RADIUS see Using RADIUS to Authenticate Users on page 11 4 Configuration set config ip 190 250 150 10 submask 255 255 255 0 set ports range 9 dev min set line range 9 baud 115200 set flow range 9 ixon off ixoff off rts on cts on 1 set radius primary 190 250 150 11 run on secret sammy1 2 Configuration Notes 1 The set ports set line and set...

Page 90: ...17 6 Dial In PPP Connection Using RADIUS ...

Page 91: ...6 Hardware Diagnostics 17 4 Running PortServer TS 8 16 POST 17 5 Verifying TFTP on a UNIX System 17 6 Troubleshooting TFTP Problems 17 6 Resetting PortServer TS 8 16 Configuration to Defaults 17 7 Verifying the PortServer TS 8 16 IP Address 17 8 Checking for Duplicate IP Addresses 17 10 Pinging an IP Address 17 11 Verifying the Network Cabling 17 12 Verifying the RealPort Process 17 13 Checking an...

Page 92: ...ning PortServer TS 8 16 Hardware Diagnostics on page 17 4 Running PortServer TS 8 16 POST on page 17 5 Check for TFTP problems if Port Server TS 8 16 is booting from a TFTP host Verifying TFTP on a UNIX System on page 17 6 Troubleshooting TFTP Problems on page 17 6 Resetting the device to configura tion defaults Resetting PortServer TS 8 16 Configuration to Defaults on page 17 7 If you cannot reso...

Page 93: ...s to Telnet to the PortServer TS 8 16 Verifying the PortServer TS 8 16 IP Address on page 17 8 Check for duplicate IP address This procedure ensures that two devices are not using the same IP address Checking for Duplicate IP Addresses on page 17 10 See if you can ping the IP address If you can ping the address but cannot Telnet to it you probably have a firewall problem See the Firewall documenta...

Page 94: ...ion Procedures Running PortServer TS 8 16 Hardware Diagnostics Use this topic to run hardware diagnostic procedures to validate the PortServer TS 8 16 1 Connect a terminal to a PortServer TS 8 16 port 2 If the port is still using the default configuration configure the terminal to use the following set tings Otherwise configure the terminal to match the port configuration VT 100 emulation 9600 bau...

Page 95: ...e PortServer 8 16 2 If the port configuration was changed configure the terminal to match the port settings If the port is still using the default configuration configure the terminal to use the following settings VT 100 emulation 9600 baud 8 bit characters 1 stop bit No parity 3 Reboot the PortServer TS 8 16 and press v when the LEDs begin to blink POST output appears on the terminal screen If Th...

Page 96: ... file against the transferred file using this command ls l tftp_file_name tftpboot tftp_file_name If the file sizes match TFTP is working properly Troubleshooting TFTP Problems Here are some things to check if you encounter TFTP problems Verify that the tftpboot directory exists and has read write and execute 777 permissions with this command ls l tftpboot If necessary use this command to create t...

Page 97: ...eported by the previous command Resetting PortServer TS 8 16 Configuration to Defaults Use this topic to reset the PortServer TS 8 16 configuration to defaults Note This procedure causes the PortServer TS 8 16 to lose all configuration changes If you have a complex configuration see the cpconf command in the Digi One PortServer TS Command Reference for information on backing up your configuration ...

Page 98: ...t 2 If the port is still using the default configuration configure the terminal to use the following set tings Otherwise configure the terminal to match the port configuration VT 100 emulation 9600 baud 8 bit characters 1 stop bit No parity 3 Press Enter to get a logon prompt from the PortServer TS 8 16 4 Log on to the PortServer TS 8 16 5 Use the set config command to verify the PortServer TS 8 1...

Page 99: ...PortServer TS 8 16 Troubleshooting 17 9 ...

Page 100: ...e following If there is no response to the ping exit this procedure and return to the symptoms section of this section Two devices using the same IP address is probably not a problem If there is a response continue with this procedure 3 Turn the PortServer TS 8 16 off and then ping again 4 Do one of the following If there is a response to the ping there is another device using that IP address so a...

Page 101: ...11 Pinging an IP Address Use this procedure to deterrmine if a system can be reached from across a network Procedure Attempt to ping the PortServer TS 8 16 from another system on the network Here is the format of the command ping ip address ...

Page 102: ... at both ends The Ethernet cable is pinned correctly The quality of the cable is sufficient for the cable length and the cable environment Com mon Category 5 UnshieldedTwisted Pair cabling can generally be run 300 meters at a speed of 10 Mbps and 150 meters at higher speeds Consult an Ethernet cable manufacturer for a recommended cable for your configuration 2 Verify your Ethernet hub See your Eth...

Page 103: ...een the RealPort driver module and your Digi Devices across the network One daemon must remain in the background for each Digi Device maintaining the communication link You should not need to start the daemon by hand The dgrp_cfg_node program does this automatically However to determine whether any RealPort daemons are currently running on your system as well as to determine which Digi Device each...

Page 104: ...ifying the RealPort Service Use this procedure to verify the RealPort service on Microsoft Windows NT 1 From the Start menu choose Settings Control Panel Devices Digi RealPort 2 If the RealPort service has not been started choose Start Windows 2000 Verifying the RealPort Service Use this procedure to verify the RealPort service process on Microsoft Windows 2000 1 Right click on My Computer choose ...

Page 105: ...es that are consistent with peripheral requirements Use the set flow command to configure flow control attributes that are consistent with peripheral requirements Outgoing Modem For most outgoing modem connections specify set ports dev mout Use the set line command to configure serial line attributes that are consistent with peripheral requirements Use the set flow command to configure flow contro...

Page 106: ...act Information Digi International 11001 Bren Road East Minnetonka MN 55343 U S A Customer Service and Support World Wide Web http support digi com email support digi com Telephone U S 1 800 344 4273 Telephone other locations 011 952 912 3444 ...

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