Dell Wyse Enhanced Ubuntu Linux T50 User Manual Download Page 56

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Chapter 4

SSH

Use the

SSH Configuration

dialog box (click

SSH

) to set SSH connection

configurations. After configuring, be sure to click

TIP

: X forwarding/tunneling is automatic and allows you to execute remote X

applications.

Network

Use the Network tab to configure the network settings:

•

Description

- Enter a name/label for the connection.

•

Host

- Enter a host name or IP address.

•

Remote Username

- Enter a username.

•

Remote Command

- Enter the command to execute on the server.

Connection

Use the Connection tab to configure the connection settings:

•

Auto Connect

- Starts the connection automatically after system startup.

•

Ping Before Connect

- Pings the connection to see if it is reachable before the

connection is attempted.

•

Auto Reconnect

- Reconnects automatically after a disconnection occurs.

•

Delay before retrying

- Select the amount of time to delay the reconnection

attempt after a disconnection occurs.

Summary of Contents for Wyse Enhanced Ubuntu Linux T50

Page 1: ...Administrators Guide Dell Wyse Enhanced UbuntuTM Linux Products T50 Issue 040414 PN 883840 51 Rev E ...

Page 2: ...orting the Software see http www microsoft com exporting Ordering Information For availability pricing and ordering information in the United States and Canada call 1 800 438 9973 or visit us at Dell com In all other countries contact your sales representative FCC Statement This equipment has been tested and found to comply with the limits for either Class A or Class B digital devices pursuant to ...

Page 3: ...devices are on and transmitting Some circumstances require restrictions on wireless devices Examples of common restrictions include When in environments where you are uncertain of the sanction to use wireless devices ask the applicable authority for authorization prior to use or turning on the wireless device Every country has different restrictions on the use of wireless devices Since your system...

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Page 5: ...Getting Started Details 7 Viewing System Information 7 Using Wyse Terminal 8 Restoring Default Settings with WLoader Setup 8 Accessing Thin Client Boot Order Settings 9 Restoring the Complete Image 9 3 Configuring System Settings 11 Accessibility 12 Appearance 12 Background 13 Citrix Settings Global Settings 14 Network 14 Drive Mapping 15 Adding Drives 15 Editing and Deleting Drives 15 Hotkeys 16 ...

Page 6: ...nections 37 Citrix 38 Network 39 Connection 39 Window 39 Application 39 Login 40 Auto Reconnect 40 Firewall 40 Custom 41 Application 41 Auto Reconnect 41 Ericom PowerTerm TEC 42 Network 42 Window 42 Connection 42 Setting 43 Remote Configuration 43 View 43 RDP 44 Network 44 Window 44 Login 44 Connection 45 Experience 45 Auto Reconnect 45 Application 46 Drive Mapping 46 Adding Share Names 46 Editing...

Page 7: ...2 Network 52 Window 52 Auto Reconnect 52 A Central Configuration Automating Configurations 53 How INI Files are Employed 54 How to Set Up Automatic Configuration 55 Step 1 Prepare the Root Directory and Folder Structure on the Server 55 Step 2 Direct the Thin Client to the Server 57 Using DHCP 57 Manually Configuring the Server Location 59 Step 3 Reboot the Thin Client 59 ...

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Page 9: ...elp can be accessed from the Ubuntu Support Web site at http www ubuntu com support Finding the Information You Need in this Guide You can use either the Search window or Find toolbar to locate a word series of words or partial word in an active PDF document For detailed information on using these features refer to the Help in your PDF reader Dell Technical Support To access Dell technical resourc...

Page 10: ...e on the Dell Web site at http www wyse com products software Enhancing Your Experience with Dell Software Dell provides several software products that are specifically designed to enhance your thin client experience Dell Thin Computing Software is available on the Dell Web site at http www wyse com products software Dell Online Community Dell maintains an online community where users of our produ...

Page 11: ...et cable to your thin client before starting the thin client to obtain the configurations desired by the administrator connections system settings required certificates and so on This wired connection will also provide any wireless configurations provided by the administrator through the INI files If you must initially connect to central configuration through wireless use the Edit Wireless Connect...

Page 12: ...onnections see Connecting to Network and Session Services Volume Controls the audio volume use the slider click Mute All or Unmute as needed Note that for these settings to take effect sound must be supported and enabled on the server used for ICA or RDP connections Calendar Lists the time day of the week and date You can click the calendar to display the calendar window System Settings Sets up yo...

Page 13: ...con and confirm Add new connections Click the Add Item icon click the connection you want to add and then configure see Configuring Connections Home Screen Keyboard Shortcuts Depending on the type of application window you are using full screen standard or seamless you can use shortcut keys see Table 2 to manage windows Note that you can also define shortcuts for launching applications see Keyboar...

Page 14: ...nd then click Enable Wireless to remove the check and disable wireless Hover your mouse pointer over the icon to view a message displaying the status No Network Connection Wired Network Connection Active and Wireless Network Connection Active and name of the network to which your thin client is connected For example connecting your thin client to a wired network by attaching the network cable to y...

Page 15: ...owever the thin client continues to run Shutdown Shuts down and turns off your thin client Restart Shuts down and restarts your thin client Suspend Places the thin client in Standby mode to preserve power To exit Standby mode click the mouse or press the space bar on the keyboard or press the return key on the keyboard Additional Getting Started Details This section includes additional details on ...

Page 16: ... in the terminal window to open and use available menu options You can type help and press Enter to display a verbose message describing available options NOTE Terminal is for various low level administrative purposes It is available only to users with high privileges It is recommended for experienced administrators who have extensive knowledge of the Linux system Restoring Default Settings with W...

Page 17: ... password to enter and use the WLoader Setup For example you can use the Boot Order to select the boot option you want Restoring the Complete Image 1 Power off the device 2 Press and hold the P key while pressing and holding the Power button to power on the device When the Activity light next to the Power button blinks release the Power button When the BIOS password prompt is displayed type Firepo...

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Page 19: ... it is recommended that you use central configuration to enable you to automatically push any desired default configuration to all supported thin clients in your environment see Central Configuration Automating Configurations In addition the Wyse USB Firmware Tool also provides a simple USB imaging solution for supported devices see Enhancing Your Experience with Dell Software Accessibility Appear...

Page 20: ...bility Use the Accessibility dialog box click Accessibility to set Sticky Keys Slow Keys and Bounce Keys options Appearance Use the Appearance dialog box click Appearance to customize your Home screen Style Icons and Fonts ...

Page 21: ...log box click Background to customize your desktop background TIP PNG files are recommended for most single monitor setups However on dual monitor setups a JPG file is recommended as there is some color variance due to Y Cable or DVI VGA output when using PNG files ...

Page 22: ...an be a list of servers with each server separated by a semi colon Metaframe Server Enter the Metaframe Server you want to use this can be a list of servers with each server separated by a semi colon Browsing Protocol Select the browsing protocol to use from the list PN Logon Domains Enter the PN Logon Domains and then select your PN Login Method and PN Desktop Setup settings Window Style Select S...

Page 23: ... To enable or disable reading and writing for the drive select or clear the Enable Read and Enable Write check boxes 4 Select a drive type USB Floppy USB CDROM USB Disk or Memory Stick or Local or Mounted Disk from the Drive Type list 5 Optional Enter the directory on the USB device to access in the Base Directory text box 6 Click OK to add the drive to the list of available drives Editing and Del...

Page 24: ...ed content Scroll Adjustment If you encounter over scrolling when using certain published applications increase the adjustment by 100 until the display improves maximum scroll adjustment is 1000 PrintScreen Select to use the Print Screen key to capture an image of the screen to the Clipboard used for ICA XCapture support If the check box is selected a message appears warning about the influence of...

Page 25: ...st and if necessary Secure HTTPS or SOCKS enter the Proxy Address and Port Trusted Server Configuration Use the Trusted Server Configuration tab to set and enforce the trusted server configuration To enforce a trusted server configuration select the Enabled option select the Enforce trusted server configuration check box enter the Address of the trusted server and then click OK you can also use th...

Page 26: ... server the current NTP server is shown to synchronize the clock time and date of the thin client You can also use Add Edit and Delete to manage your list of NTP servers available Manually set the date and time Clear the Synchronize date and time over the network check box and then select your date and time settings Use the Time Zone tab to select your time zone and whether or not to automatically...

Page 27: ...MAC address Generates the name from the device MAC address Use the following name Allows you to manually enter a name Hosts Use the Hosts tab to add mappings of IP addresses to hostnames that are not available through DNS the names of mapped addresses appear on the Hosts tab Adding an IP address Click Add to open the etc hosts entry dialog box enter an IP Address Hostname Aliases optional and then...

Page 28: ...stination from the Destination list and click Ping Trace Route Enter or select a destination from the Destination list and click Trace Route diagnostic information appears on the Trace Route tab Temporary Settings View the temporary settings of the thin client Permanent Settings View the permanent settings of the thin client wlx ini wnos ini View the wlx ini or wnos ini file as copied to the thin ...

Page 29: ...imum is 640x480 4 3 Dual monitor resolution Maximum is 1280x1024 5 4 Minimum is 720x400 9 5 Ericom PowerTerm TEC Managing Servers Available for Connections Use the Ericom PowerTerm Terminal Emulation dialog box click Ericom PowerTerm to view and manage add and delete the list of servers that are presented when an Ericom PowerTerm TEC connection is being configured for thin client access to network...

Page 30: ...will direct the thin client using DHCP options to the server location where the INI files reside Manually entered server address Clear the Get INI and Upgrade server details via DHCP check box and enter the static INI Settings INI Server URL and optionally the Username and Password of the server if selecting the Server requires authentication check box If server is available use INI files from ser...

Page 31: ...pen the Add Certificate dialog box 2 Select the Remote Server option and then click Next to open the Certificate Import Server Settings dialog box 3 Select the Remote Certificate Source server option that contains the certificate you want If you select the Use the following Server option enter the Import Server URL supported protocols are ftp http and https and the User name and Password required ...

Page 32: ...he folders and command buttons to find and select the certificate you want to use Keyboard Use the Keyboard dialog box click Keyboard to select Behavior repeat key and cursor blinking options Application Shortcuts add remove shortcuts for launching applications and reset to defaults options and Layout keyboard models and layout options TIP For information on available Home screen keyboard shortcut...

Page 33: ...of the audio controls you want visible tabs in the Mixer dialog box available for configuration For example you can display a capture sound card option for recording sounds output sound card with playback capture and switches preferences and so on TIP Clicking the volume button toggles the mute on and off Clicking the link button toggles the select all sliders feature all sliders move as one on an...

Page 34: ... to configure the settings you want for supported network connections Use the Wired Wireless Mobile Broadband VPN and DSL tabs to view and manage add edit and delete the list of network connections configured on the thin client By default your thin client obtains information from the DHCP server about network connections highly recommended but you can manually enter connection information provided...

Page 35: ...oxy Configuration and Ignored Hosts options you want for supported network connections Use the Proxy Configuration and Ignored Hosts tabs to view and manage proxy settings and list of hosts to ignore information provided by your network administrator for the network connections configured on the thin client experienced users only ...

Page 36: ... printers for use Manage Printers View the list of currently configured printers click Administration tab Manage Printers In addition you can Select the default printer select a printer in the list and click Printer Set as Default Note that administrators can specify system wide and personal default printers Change printer settings right click a printer in the list select Properties and then click...

Page 37: ...option you want from the Discovered Network Printers or Other Network Printers lists and follow the Add Printer wizard using the following guidelines AppSocket HP JetDirect Use this option for a printer connected directly to the network instead of through a computer Internet Printing Protocol IPP Use this option for a printer attached to a different Linux system on the same network running CUPS or...

Page 38: ...s selected and click Continue TIP You can use the Serial Port 1 and Serial Port 2 options as needed for your local serial port printers 1 Select the option with which you want to obtain your printer driver and click Continue 2 Select the Model and Driver and click Continue 3 Enter the Printer Name Description Location and then click Apply The printer is added to the Manage Printers list click Admi...

Page 39: ...on settings for login usage Use the following guidelines RD Broker Server Enter the RD Broker Server you want this can be a list of servers with each server separated by a semi colon Logon Domains Enter the Logon Domains and then select your Verify SSL Certificate and Verify Host in SSL Certificate settings Window Use the Window tab to select the Window Size you want and to disable the panel if yo...

Page 40: ...agement settings TIP Press the Power button to wake the computer from standby or sleep mode TCX Audio Use the Audio Devices dialog box click TCX Audio to view and change the automatically detected audio device for example a connected audio headset device will be automatically detected you want to use for your audio output select the Audio device you want and click OK ...

Page 41: ...to log into virtual machines Adding a USB device On the Configuration tab click Add to open the Add dialog box enter a Device Name select a class for the device from the Class list enter the Sub Class Vendor ID Protocol and Product ID and then click Add After you reboot your thin client the name of the new device appears on the Configuration tab TIP You can obtain device Class Sub Class Protocol V...

Page 42: ...eyond the built in default users provided In general it is recommended that you use user ini files to manage users for normal use cases For example a new user should be created through a user ini file with the appropriate privilege level defined in the text file To edit a user password select the change password check box you want and then enter a new password in the New Password and Confirm Passw...

Page 43: ...the WDM Server IP address 2 Enter the Non secure Port HTTP for client to server communication default is 80 3 Enter the Secure Port HTTPS for client to server communication default is 443 4 Select the Discovery Settings you want For more information on WDM see your WDM documentation 5 Click OK TIP Note that you can also configure the WDM server location through INI files wlx ini or the DHCP Option...

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Page 45: ...environments In general it is recommended that you use central configuration to enable you to automatically push any desired default configuration to all supported thin clients in your environment see Central Configuration Automating Configurations In addition the Wyse USB Firmware Tool also provides a simple USB imaging solution for supported devices see Enhancing Your Experience with Dell Softwa...

Page 46: ...tions After configuring be sure to click OK TIP When using multiple Citrix connections you can use the ICA Connection Center to manage open Citrix connections For information on using multiple Citrix connections refer to the Knowledge Base on the Dell Web site Server Option Published Application Option Storefront Option ...

Page 47: ...the list of servers or published applications NOTE With a Storefront option you can also add a store click Add Store and follow the wizard TIP You can enter the IP address of the target server as long as there is no need to resolve a name Connection Use the Connection tab to configure the connection settings Enable compression Enables compression Low bandwidth Enables low bandwidth optimization En...

Page 48: ... require the thin client license serial number Connect automatically after login Enables an automatic connection after successful login to the thin client Auto Reconnect Use the Auto Reconnect tab to enable automatic reconnect after a disconnection select the Enable Auto Reconnect check box and then select the amount of time to delay the reconnection attempt after a disconnection occurs Firewall T...

Page 49: ...mmand line for the program on the server Run in terminal window Runs the application in a terminal window use with applications that require a terminal window such a console program Auto Connect Starts the connection automatically after system startup Auto Reconnect Use the Auto Reconnect tab to enable automatic reconnect after a disconnection select the Enable Auto Reconnect check box and then se...

Page 50: ...al Ericom PowerTerm TEC connection application Port Enter the port of the host Terminal Type Select a terminal type Terminal Name Enter a name for the terminal Save Configuration Locally Saves the font color key mapping and other settings of the Ericom PowerTerm TEC application locally Window Use the Window tab to select the Window Size you want Connection Use the Connection tab to configure the c...

Page 51: ...guration Use the Remote Configuration tab to configure Remote Configuration Filename Enter the remote configuration filename for the connection Remote Configuration Path Enter the remote configuration path for the connection View Use the View tab to select the items that will appear when using the connection menu toolbar status bar and buttons ...

Page 52: ...l Authentication NLA when connecting Be sure to enable NLA if NLA is enabled on your remote computer your remote computer requires NLA user authentication before you establish a full Remote Desktop connection and the logon screen appears Use RD Gateway settings Enables the use of Remote Desktop Gateway RD Gateway server when connecting If required then enter the IP address or URL of the RD Gateway...

Page 53: ...rience Use the Experience tab to configure the experience settings for a user desktop Speed Level Select a speed level to describe the network connection Desktop Background Displays the desktop background Font Smoothing Enables font smoothing smooth type Menu and window animation Enables menu and window animation RemoteFX Enables a a RemoteFX session To use an RDP USB redirection type you must use...

Page 54: ...er share names including drive information mapped on the thin client Adding Share Names 1 Click Add to open the RDP Drive Map dialog box 2 Enter a Share Name 3 Select a Drive Type USB Floppy USB CDROM USB Disk or Memory Stick or Local or Mounted Disk 4 Optional Enter the directory on the USB device to access in the Base Directory text box 5 Click OK to add the Share Name to the list of available S...

Page 55: ...ding device information mapped on the thin client Adding Devices 1 Click Add to open the Add Port Mapping dialog box 2 Select a port from the Port list 3 Select the directory of the device to access from the Device list 4 Click OK to add the device to the list of available devices Deleting Devices To delete a device select a device from the list of available devices and click Delete ...

Page 56: ...Enter a host name or IP address Remote Username Enter a username Remote Command Enter the command to execute on the server Connection Use the Connection tab to configure the connection settings Auto Connect Starts the connection automatically after system startup Ping Before Connect Pings the connection to see if it is reachable before the connection is attempted Auto Reconnect Reconnects automati...

Page 57: ...e option you want that determines how the client will proceed when it cannot verify that your connection to the server is secure CAUTION It is not recommended that you change this setting unless instructed to do so by your system administrator Connection Use the Connection tab to configure the connection settings Protocol Select a network protocol Disable 32 bit color on RDP You can select this ch...

Page 58: ...appear without the panel while using the connection to disable the menu bar on full screen and to disable Exit on disconnect Login Use the Login tab to configure credentials used to automatically log in to the connection User Name Enter a user name for the connection Password Enter the password Domain Name Enter the domain name Desktop Enter the desktop name ...

Page 59: ...ction Use the Connection tab to configure the connection settings Compression Level Select a compression level for encoding Shared Enables or disables a shared connection View Only Blocks mouse and keyboard events for a view only connection Window Use the Window tab to configure window settings Full Screen Opens the connection in a full screen window Disable Panel Disables the panel while using th...

Page 60: ...nnect check box Window Use the Window tab to configure how the browser window is displayed If you want the browser to appear in fullscreen mode without any menus or toolbars select Kiosk Mode If you want the browser to appear without the panel while using the connection select Disable Panel If you are not using Kiosk Mode you can select the Window Size you want from the list Auto Reconnect Use the...

Page 61: ...et Up Automatic Configuration TIP Dell thin clients do not require device management software They are configured to obtain their IP address as well as the location of configuration instructions from a DHCP server However you can use WDM for a more hands on management of your thin clients For information about configuring your thin clients to communicate with a WDM server see WDM and related INI p...

Page 62: ...e ini file contains the connection profile for each user Parameters in the user profile generally supersede the identically named global parameters MAC ini This file can be used for device specific configuration If the thin client locates this INI file it is stored in the same directory as wlx ini wlx ini is not accessed unless you use the include wlx ini parameter When a thin client is initialize...

Page 63: ... structure as noted this list describes the folder structure starting with the root directory wyse The root directory It stores the wlx folder and the addons folder wyse wlx The main INI configuration folder It stores the following wlx ini file or MAC ini file bitmap folder certs folder ini folder wyse wlx bitmap The folder where you can place custom images you plan to use wyse wlx certs The folde...

Page 64: ... the File Type dialog box enter the Associated extension ini and Content type MIME text plain 3 Click OK to apply the settings To create activate the MIME Type 1 On your IIS server use the File Types menu to add a New Type 2 In the File Type dialog box enter the Associated extension and Content type MIME text plain 3 Click OK to apply the settings For detailed instructions on adding the ini and MI...

Page 65: ...ason changes in DHCP information may not be propagated to a unit until a full boot is completed However you can avoid this by forcing a renewing of the DHCP lease which makes sure that the unit has the latest file server location before the next check Simply right click the Network Manager icon click Enable Networking to disable it right click the Wireless Manager icon and then click Enable Networ...

Page 66: ...ftp http https Optional string The relative directory starting from the root directory must be given For example on an FTP server the full directory may be C Inetpub ftproot wyse where wyse is the directory that contains the INI files In this example the correct string value for this DHCP option is wyse On a Linux server an FTP user based directory might be home test wyse In this example if the FT...

Page 67: ...in client the thin client will look in the defined root path for the latest available configuration changes if necessary Additionally it will check the directory file in the addons folder to see if any changes for installed add ons are defined Add ons that exist in the addons folder but are not listed in the directory file will be ignored during check in 185 Server Password Optional string Passwor...

Page 68: ...Administrators Guide Dell Wyse Enhanced Ubuntu Linux Issue 040414 Written and published by Dell Inc April 2014 Created using FrameMaker and Acrobat ...

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