Technology Refresh Orientation Briefing for Technical Operations (TO) and System Administrators (SA)

1
Technology Refresh Orientation Briefing for
Technical Operations (TO) and System
Administrators (SA)

• Traffic Flow Management System

2
Welcome to Tech Refresh Orientation

• Agenda
• Introduction
• TFMS Hardware Orientation
• New or Revised TFMS SA and TO Duties
• Working with RHEL 5.4 and GNOME
• Working with TFMS FTP Servers
• Question and Answer

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Introduction

• What came with the Tech Refresh?
• New workstations
• New monitors (in most places)
• New servers
• New routers
• New switches
• New serial data cards
• New printers
• New version of Red Hat Enterprise Linux
• New A/B switches (where needed)
• New UPS (type and model specific to facility
  requirements)
• Changed duties for System Administrators and Tech
  Ops Specialists

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Typical TFMS LAN
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New Workstations/Servers

• New Workstations/Servers
• HP-xw4600
• Intel Core 2 Quad Q9650 3.00 12M/1333 processor
• 8 gigabytes RAM
• RAID array of two 160 gigabyte Hard drives
• New KVM extenders where needed
• Dual Nvidia video cards
• Appropriate data card for local host system
  (STARS, HOST, RVR)
• HP L-2445w Widescreen 24 monitor (when space
  permits)
• Trackball or Mouse by preference
• RHEL 5.4 operating system

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HP xw-4600 CPU

• Front I/O ports
• USB 2.0,
• Headphone jack
• Microphone jack
• Three drive bays
• Rear I/O
• USB 2.0
• Serial port
• Parallel port
• PS/2 keyboard port
• PS/2 mouse port
• RJ-45 port
• SATA port
• Audio line in jack
• Audio line out jack
• Microphone in jack
• Video card
• Specialized serial card

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HP L-2445w Monitor

• 24-inch area display
• 1920 x 1200 resolution
• USB ports disabled

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New Connectivity Hardware

• New Routers
• Cisco 2811 Integrated Services Router
• New network switch
• Cisco Catalyst 2960G-24TC Switch
• New A/B switch boxes
• Black Box A1AB11697
• Interface Serial Card to FAA data sources (RVR,
  EFSTS, EMULEX)

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Cisco 2811 Router

• Four High-Speed WAN Interface Card Slots
• Enhanced Network Module Slot
• Two Integrated 10/100 Fast Ethernet ports

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Cisco Catalyst 2960G-24TC Switch

• 24 Ethernet 10/100/1000 ports
• Network security through various authentication
  methods, including data encryption technologies
  and NAC based on users, ports, and Media Access
  Control (MAC) addresses

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New A/B Switch Boxes

• Black Box A/B Switch
• Used to switch serial data feeds between
  fileservers
• Used in facilities that feed ARTSIIIE, STARS,
  ARTS, MEARTS, ATOP/OFDPS data to TFMS

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Interface Card (RVR)

• Used in the file servers to receive serial feeds
  of RVR data
• Supports RS-232/422/485 serial communications and
  data speeds up to 921 Kbps
• Utilizes an external fan-out cable with eight
  DB-9 male plugs

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Interface Card (Emulex)

• Sunhillo ICA64 is an integrated communications
  co-processor card
• Supports 8 synchronous serial ports while only
  occupying a single PCI slot

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Interface Card (EFSTS)

• Perle UltraPort 1 SI is an UltraPort card which
  provides a single DB9 interface port
• Connects to the EFSTS using a standard DB9 cable

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HP Officejet Pro 8000

• Features
• 250-sheet input tray
• 150-sheet output tray
• Performs 2-sided printing
• 384 MHz processor
• 32 MB RAM
• 1 Built-in-Ethernet

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UPS APC Model BE550G

• Size 12 x 7 x 3.5
• Backup Time _at_ half load 13.4 minutes
• Backup Time _at_ full load 3.2 minutes
• Surge energy rating 365 Joules

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New Operating System

• RHEL 5.4
• Faster (supports 64-bit processing)
• No longer necessary to periodically reboot the
  workstations
• TFMS application (TSD, NTML, FSM, etc.) functions
  remain unchanged
• Slight differences in window and desktop menu
  appearance
• New Firefox browser

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Tech Refresh Enhancements

• To relieve site personnel of repetitious system
  or troubleshooting activities, many support
  functions are now automated or performed by the
  SMCOs at the TFMS Consolidated Service Desk
• Included are all SUP mode script functions and
  anything requiring Root password
• Onsite SA and TO staff may be asked by the SMCOs
  to assist with activities such as fileserver
  swaps, HW/SW diagnostics, workstation reboots,
  etc
• Hewlett Packard Open View Operations (HP OVO)
  agents will be installed on the new workstations
  and fileservers. OVO provides automated
  monitoring and will deliver 24x7 equipment status
  information to the SMCOs

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Tech Refresh Enhancements (cont.)

• To enhance system security, the new equipment
  does not support removable media such as CDs,
  DVDs, or thumb drives. A new FTP process will be
  covered later
• To provide system stability, a Redundant Array of
  Independent Discs (RAID) has been installed on
  all servers and workstations
• One drive will function as the primary
• The secondary drive will be updated regularly to
  mirror the primary drive
• If the primary drive fails, the secondary drive
  automatically takes over the primary function
• The SMCOs will be alerted by the OVO agent and
  will contact HP for a replacement drive

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Tech Refresh FAQs

• Desktop FAQs
• The panel bar can be hidden, but not moved as it
  could be in the old operating system
• The RHEL Applications, Places, System, TFMS, and
  browser launcher menu icons are locked on the
  panel bar and cannot be moved, hidden, or
  deleted. All other icons can be moved
• There is only one screensaver a blank screen.
  Adjust the time limit for screensaver activation
  using the System menu
• Fonts for individual applications can be changed.
  System-wide font changes are made from the
  System menu on the panel bar

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Tech Refresh FAQs (cont.)

• Desktop FAQs
• Windows can be rolled up/down with a double click
  
• The workspace switcher looks different by
  default. Right click on it to access the
  preferences to put names on the workspaces,
  rearrange them in stacked rows, or add more
  workspaces
• Workstations have an onboard speaker. On the
  right side of the GNOME panel there is a speaker
  icon. Click on the icon to open up a dialog box
  to mute or adjust the volume as needed. To check
  the sound level, open a terminal window and press
  the backspace key to force a beep

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Tech Refresh FAQs (cont.)

• Web Browser FAQs
• The browser for the TFMS workstation has changed
  from Sea Monkey to Firefox
• SeaMonkey was a web browser and an HTML editor,
  while Firefox is strictly a web browser
• The items on the Firefox menu bar differ from
  SeaMonkey
• The Globe launcher on the panel bar was
  configured to start a single browser
• You can also use the Applications menu to open a
  browser

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Tech Refresh FAQs (cont.)

• Web Browser FAQs
• The Globe launcher on the GNOME panel was
  configured to start only a single browser window,
  but you can add your own launcher to the panel
  bar and use it to open multiple windows
• To add your own launcher to the panel bar, click
  on Applications, Internet, Firefox Web Browser,
  right click on Firefox Web Browser, and choose
  Add this launcher to panel

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Tech Refresh FAQs (cont.)

• Printer FAQs
• The new printers can perform duplex printing.
  For individual jobs, you can choose the 2-sided
  option from the Page Setup tab in your print
  property options
• Your NTML SA may have to edit the PRINT_MODE
  keyword found in the NTML configuration file and
  change the option to postscript to successfully
  print your logs
• To change the printer defaults, please call the
  TFMS Consolidated Service Desk

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Tech Refresh FAQs (cont.)

• System Admin FAQs
• The Remote Access Commands like rlogin have been
  replaced with the Secure Shell Commands (slogin,
  scp, ssh, etc.) to provide a more secure
  operating environment
• Files can be copied from one workstation to
  another using the secure shell commands
• The NTML and TSD configuration files are located
  in the same directories as in the old system.
  They can still be edited with a Text Editor, such
  as gedit or VI

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Tech Refresh FAQs (cont.)

• System Admin FAQs
• NTML and TSD configuration files can be still
  copied from one workstation to another over your
  local network. Use the secure shell Commands
• The TM Shell tool is no longer available for
  scheduling CRON jobs . Bur you can create CRON
  jobs and schedule them from the command prompt in
  a terminal window
• You do not have to have the ROOT password to
  create and execute a CRON job

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Presenter Note

• Switch to Desktop on Linux and demonstrate the
  following
• Desktop
• Default Icons,Panel Bar, Menus, Background
• TFMS Menu
• NTML and ESIS added, several older apps taken
  off, No SUP mode
• System Menu
• Administration menu most admin tasks are
  performed here
• Preferences system configuration and setup
  tasks performed here
• Log Out user no shut down or restart options
• Help Gnome and RHEL 5.4 help

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Presenter Note (cont.)

• Places Menu
• Access to folders, other drives, and computers on
  the network
• File Search capability
• Gnome Menu
• Access to standard applications
• GIMP, OpenOffice, Calculator, Text Editors
• Workspace Switcher
• Workspace names can be user defined
• User can add/subtract workspaces
• Has Help and can be moved on panel bar

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Presenter Note (cont.)

• Panel Bar
• Locked, standard menus cannot be deleted or
  changed
• Users can add applets to the panel, e.g.,
  notification areas and launchers
• Workspace Right Click Menu
• Options no longer accessible in 5.4
• New window
• Scripts
• Disks
• Use default background
• Options renamed in 5.4
• New folder
• New launcher

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Working with RHEL 5.4

• Customizing the GNOME Desktop
• The panel bar
• Adding launchers to the panel
• Customizing the workspace switcher
• Adding a notification area to work with NTML
• The file manager
• Changing the file manager to the browser view
• Seeing hidden files
• The desktop
• Changing the theme
• Changing the background color
• Resetting to the defaults

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Working with RHEL 5.4 (cont.)
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Working with RHEL 5.4
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A Tour of RHEL 5.4
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The TFMS FTP Process

• The procedure meets all FAA TFMS security
  requirements and policies
• The FTP process transfers files from the TFMS
  network to the Administrative / Mission Support
  network
• Secured TFMS Web Portal servers connect to FTP
  servers at the TFMS Consolidated Service Desk

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The TFMS FTP Process (cont.)

• A Linux script is used to perform the transfer
  from the local TFMS workstation to the TFMS Web
  Portal (FTP Server)
• The user runs the script and identifies a file(s)
  to be transferred
• The script executes a background transfer of the
  file(s) to the Service Desk where the files are
  stored on the TFMS Web Portal server
• The TFMS Web Portal server can be accessed from
  FAA administrative workstations

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The TFMS FTP Process (cont.)

• Each site has a folder on the TFMS Web Portal for
  storing the files uploaded from the TFMS network
• Authorized users to the website can download
  files to an admin workstation
• A quota of 5 gigabytes per site is the current
  limit
• Uploaded files are retained for 60 days before
  they are automatically removed

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TFMS Web Portal Server

• File size can not exceed 5 megabytes. The TFMS
  Consolidated Service Desk can assist with
  transfer of a larger file
• Executables cannot be transferred
• Weather files cannot be transferred
• Users may set options that effect how the browser
  displays the download window
• To set options to edit the Browser Preferences
• Set options for a default download folder for all
  downloads
• Set options to display the download manager when
  a download begins and upon completion

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Sending the File to the FTP Server

• Logon to a TFMS workstation
• Open a terminal window
• Change the directory to the directory where the
  file is located
• Identify the file to be transferred
• Transfer the desired file by typing the
  following
• upload ltfilenamegt ? Enter

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Retrieving the File from the FTP Server

• Connect to the TFMS Web Portal from an
  Administrative / Mission Support workstation
• A Web Portal Page menu entry link is displayed on
  the Admin users page for the Admin File Downloads

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Retrieving the File from the FTP Server (cont.)

• Select Admin File Download link, which redirects
  you to the File Transfer Server (FTS) web page
• Select your facility folder

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Retrieving the File from the FTP Server (cont.)

• You have two download options
• Option 1, Download one file
• Option 2, Download multiple files

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Retrieving the File from the FTP Server (cont.)

• Option 1, Download one file
• Double-click file name.
• A browser window opens allowing you to specify a
  target directory and file name
• Once started the file transfer will initiate

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Retrieving the File from the FTP Server (cont.)

• Option 2, Download multiple files
• Select one or more files in the directory list
• Select Download
• A browser window opens allowing you to specify a
  target directory and file name
• Once started the files will be compressed into a
  single zip file and file transfer will initiate

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Question Answer

• Any hardware questions?
• Any software questions?
• Any questions on system support duties?