Comtech EF Data, 2114 West 7th Street, Tempe, Arizona 85281 USA, 480.333.2200, FAX: 480.333.2161
Network Customer Support
The Network Customer Support Plan identifies the steps to be followed in resolving the
Customer’s concern.
The resolution efforts will follow these levels of contact:
• Level One Contact – Factory Authorized Service Center.
• Level Two Contact – Comtech EF Data Customer Support.
• Level Three Contact – Network Test and Field Support
Procedural Steps
Step Procedure
1
2
The Customer raises a concern with the Level One Contact.
The Level One Contact will perform Hardware repairs and Network Operations
troubleshooting in accordance with the Comtech EF Data Service Center
agreement.
3
4
5
6
7
8
If the Level One Contact is unable to resolve the concern, then the Level One
Contact will inform the Level Two Contact of the concern in accordance with the
instructions found within the attached Comtech EF Data Customer Support
Department’s document.
The Level Two Contact will enter the concern into the Comtech EF Data database
and determine whether the concern is a Hardware concern or a Network Operations concern
The Level Two Contact will interface with the Level One Contact and provide
the appropriate hardware support and enter all correspondence into the Comtech EF
Data database.
If the Level Two Contact determines that the concern is a Network Operations
concern, then the Level Two Contact will inform the Level Three Contact.
The Level Three Contact will interface with the Level One Contact and provide
the appropriate support and enter all correspondence into the Comtech EF Data
database.
If the Level Three Contact determines that there is a Hardware failure then the
Level Three Contact will inform the Level Two Contact. Go to Step 5.
Local Client Workstation..............................................................................................................................1–3
Network Control Modem..............................................................................................................................1–3
Controller Server Redundancy ..........................................................................................................................1–5
System Specifications ..............................................................................................................................................1–8
Using MIDAS...........................................................................................................................................................1–8
Starting the System ...............................................................................................................................................1–9
Main Window......................................................................................................................................................1–11
Menu Bar.............................................................................................................................................................1–12
Help Menu...........................................................................................................................................................1–15
Using Online Help...............................................................................................................................................1–16
Exiting the System ..............................................................................................................................................1–19
Preparing for Software Setup...............................................................................................................................1–19
CHAPTER 2. SETUP AND OPERATION...................................................................2–1
System Settings.....................................................................................................................................................2–2
System Parameters................................................................................................................................................2–5
Power Setup......................................................................................................................................................2–8
AFC Setup ........................................................................................................................................................2–9
Space Segment....................................................................................................................................................2–15
Bandwidth Pool Setup ....................................................................................................................................2–16
Major Bandwidth Pool Functions...................................................................................................................2–17
Space Segment Toolbar..................................................................................................................................2–20
Occupancy Graph Status Indicators....................................................................................................................2–22
Control Channels.................................................................................................................................................2–26
Outbound Control Channel.............................................................................................................................2–26
Inbound Control Channel................................................................................................................................2–27
Control Channel Placement Selection........................................................................................................2–29
Defining the Network Elements............................................................................................................................2–34
System Hierarchy................................................................................................................................................2–34
Site Types............................................................................................................................................................2–35
AUPC Settings for CDM-550, CDM-600, and CiM-550....................................................................................2–47
AUPC Settings for Other Comtech EF Data Modems........................................................................................2–48
Events Control Panel and Alarms .......................................................................................................................2–49
Point to Multipoint Data Connections.................................................................................................................2–60
Point to Multipoint Data Details..........................................................................................................................2–63
Available Channels....................................................................................................................................2–67
Video Conference................................................................................................................................................2–71
Adding a Video Conference............................................................................................................................2–71
Saving a Video Conference ............................................................................................................................2–73
Active Calls Report................................................................................................................................................3–10
Control Channel Statistics Report.......................................................................................................................3–12
Control Channel Statistics Indicators..................................................................................................................3–12
Resetting the Statistics ........................................................................................................................................3–15
Node-Channel Status Report................................................................................................................................3–16
Site Faults............................................................................................................................................................3–19
This Controller......................................................................................................................................................4–3
Other Controller....................................................................................................................................................4–3
Set Controller Mode..............................................................................................................................................4–4
Initiating Normal Mode ....................................................................................................................................4–5
Switch to Standby/Online Controller Server........................................................................................................4–5
Service Messages......................................................................................................................................................4–6
Set Time/Date...........................................................................................................................................................4–7
Start the Backup....................................................................................................................................................4–8
Save As .................................................................................................................................................................4–8
Restoring a Backed Up Database.........................................................................................................................4–10
Restoring From Diskette .....................................................................................................................................4–11
APPENDIX A. FREQUENCY TRANSLATIONS.........................................................A–1
MIDAS 4.2 Basic Configuration, Rev. 1
Getting Started
ix
About this Manual
This manual is written for the system operator using the MIDAS Bandwidth Management
System (BMS) software to configure and administer satellite communications network.
Metric Conversion
Metric conversion information is located on the inside back cover of this manual. This
information is provided to assist the operator in cross-referencing English to Metric
conversions.
Trademarks
Windows is a trademark of Microsoft Corporation.
Other product names mentioned in this manual may be trademarks or registered
trademarks of their respective companies, and are hereby acknowledged.
Reporting Comments or Suggestions
Comments and suggestions regarding the content and design of this manual will be
appreciated. To submit comments, please contact the Comtech EF Data Customer
Support Department.
Comtech EF Data has reviewed this manual thoroughly in order that it will be an easy-touse guide to your equipment. All statements, technical information, and
recommendations in this manual and in any guides or related documents are believed
reliable, but the accuracy and completeness thereof are not guaranteed or warranted, and
they are not intended to be, nor should they be understood to be, representations or
warranties concerning the products described. Further, Comtech EF Data reserves the
right to make changes in the specifications of the products described in this manual at any
time without notice and without obligation to notify any person of such changes.
If you have any questions regarding your equipment or the information in this manual,
please contact the Comtech EF Data Customer Support Department.
MIDAS 4.2 Basic Configuration, Rev. 1
Getting Started
The Multimedia Integrated Digital Access System (MIDAS) is a sophisticated
power and transponder bandwidth management system for digital satellite
communication networks. MIDAS Controller software running in the server
provides the signaling and control elements for the network to provide
efficiently and cost effectively power transponder bandwidth and circuit
management on a demand basis.
The MIDAS software is distributed throughout the network with elements
residing within each MIDAS 1000 series control channel modem, providing
cost-effective scalability of the network. Portions of the MIDAS software also
reside in the network as the controller and in the operator workstation,
providing centralized control of power and transponder bandwidth, and
permitting enhanced features such as circuit prioritization and preemption.
MIDAS software provides a graphical user interface
(GUI) for bandwidth functions. Using MIDAS, the
operator configures, modifies, controls, and
monitors the elements in the satellite network. The
software provides:
• Graphical views of network statistics
• Input and maintenance of database
information
• Password-secured access to system functions
and data
MMIIDDAASS OOvveerrvviieeww
It is helpful to understand the basic description of a MIDAS satellite
communications network before proceeding with the explanation of the
MIDAS operating instructions.
MIDAS 4.2 Basic Configuration, Rev. 1
Getting Started 1–1
MIDAS services include:
• Circuit Restoral
• Hunt Groups
• Priority Assignments and Preemption
• Bandwidth Pools
• Predefined Point-to-Point (P-P) and Point-to-Multipoint (PMP) Broadcast
Data and Video
• On-Demand PMP Symmetrical or Asymmetrical Return Channel
Assignments
The MIDAS Controller site hosts the combination of computers, printers,
software, and satellite modems responsible for managing the entire satellite
communications network. The site also could have one or more trafficcarrying nodes sharing the RF equipment with the controller. An on-site node
communicates with the controller over the satellite.
MIDAS 4.2 Basic Configuration, Rev. 1
1–2 Getting Started
MIDAS System
Components
The MIDAS System consists of the following:
Call detail records can be
exported for offline billing.
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CCoonnttrroolllleerr
The Controller is a Pentium-based computer that also hosts the network
database. The control functions include:
• Network configuration maintenance (of both static and dynamic
information)
• Bandwidth and power management
• Circuit management
• Network monitoring and control
• Automatic Frequency Control (AFC)
The Controller Server also maintains an extensive log of all network events:
• Call detail records
• Alarms
• System events
The local client workstation is a Pentium desktop computer with the MIDAS
Client software (the GUI).
The local client workstation connects to the Controller Server through an
Ethernet LAN to provide the operator with an interface for configuring and
administering the network. Access to management functions is controlled
through passwords and access lists.
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The SNM-1001 Network Control Modem allows communication of call
control and network management messages with the remote nodes over the
control channels. The modem transmits on the outbound control channel to the
remote nodes and receives the incoming messages from the remote nodes on
the inbound control channel.
For detailed information on the network control modem, refer to the
SNM-1001 Network Control Modem Operation and Maintenance Manual.
The SNM-1002 LinkSync™ Modem monitors the outbound control channel
at the Controller Server site. The outbound control channel is used as the
frequency and power reference for LinkSync™ calculations.
MIDAS 4.2 Basic Configuration, Rev. 1
Getting Started 1–3
LinkSync™ is a unique MIDAS feature that provides:
Automatic Frequency Control (AFC)
The AFC process compensates for earth station frequency drift due to
hardware aging and/or other factors, reducing the frequency uncertainty for
control and traffic channels. This compensation allows for faster call setup and
tighter carrier placement.
Uplink Power Control (UPC) at the Controller Server site
The UPC process dynamically adjusts the transmit power for the outbound
control channel, thereby allowing a constant power level to be received by the
downlink from the satellite. This adjustment makes it possible for the
outbound control channel to be used as a reference.
Circuit Disruption
MIDAS supports a family of single-channel traffic nodes using combined
control channel and traffic modems, such as the SNM-1010. These nodes
communicate on the control channel when no data circuit is active, and
reprogram themselves to become a traffic modem when the circuit is activated.
In the event that the network, or the network operator, needs to terminate or
preempt a circuit between two of these nodes, the LinkSync modem is used to
generate a carrier that forces the two nodes to lose carrier lock. This circuit
disruption causes the two nodes to reprogram themselves as control channel
modems and resume communication with the controller server.
Optional Circuit Power Management
Site-level call blocking ensures that a node does not transmit at a power level
beyond the capacity of the RF Amplifier. The system blocks circuit setup if
the total utilized power exceeds the power (less backoff) of the power
amplifier at that site, resulting in improved system stability.
For detailed information on the SNM-1002 LinkSync™ Modem, refer to the
SNM-1002 LinkSync™ Modem Operation and Maintenance Manual.
MIDAS 4.2 Basic Configuration, Rev. 1
1–4 Getting Started
Standard MIDAS
System Features
Options
Standard features of the MIDAS System include:
• Network configuration and administration:
♦ Network monitoring and control
♦ Network data collection and processing
♦ Circuit setup, termination, and scheduling
♦ Call detail recording
♦ Printable logs and reports
• Bandwidth and power management:
♦ C-band or Ku-band operation
♦ Bandwidth and power allocation on demand
♦ Dedicated bandwidth pools
♦ Configurable channelization and carrier spacing
♦ LinkSync™ AFC and UPC
♦ Support 70/140 MHz and L-band modems
Controller Server
Redundancy
MIDAS System options include the following:
Redundancy
Redundant Network Control Modem
Redundant LinkSync™ Modem
LinkSync
Locally redundant Controller Server with automatic switch-over
Circuit Power Management
In an optional 1:1 redundant configuration, the backup Controller Server
monitors the active Controller Server and the RF chain.
MIDAS 4.2 Basic Configuration, Rev. 1
Getting Started 1–5
LAN
If a failure is detected in the active Controller Server or the RF chain, the
backup Controller Server assumes the active role. If required, the operator can
command a switch-over manually.
Active and backup Controller Server(s) synchronize the databases on the LAN
over a dedicated circuit.
Optional 1:1 redundancy for the Network Control Modem or the LinkSync™
Modem is provided via Comtech EF Data's SMS-301 Redundancy Switch.
Within 20 milliseconds of a detection of a fault in the online modem, the
SMS-301 switches to the backup modem.
The SMS-301 switch must be configured as remote address 1 running at
19.2 kbit/s. Modem A and Modem B must have remote addresses 2 and 3,
respectively. Those modems must be configured at 9600 bit/s.
For detailed information on the SMS-301 switch, refer to the SMS-301 Redundancy Switch Installation and Operation Manual.
MIDAS 4.2 Basic Configuration, Rev. 1
1–6 Getting Started
Node
Node
Components
A MIDAS network node:
• Provides the interface for user traffic.
• Manages local resources in cooperation with the Controller Server.
A node can be located at a remote site, or at the controller server site. Multiple
nodes can be located at a remote site and share the RF equipment. As stated
previously, one or more nodes located at the controller site can share the RF
equipment.
A MIDAS node may consist of:
• SNM-1000 Node Control Modems, each controlling from 1 to 30 traffic
modems
• SNM-1010 Data/Control Modem, which serves as both the node control
modem and traffic modem
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DDaattaa//CCoonnttrrooll MMooddeemm
The SNM-1000 Node Control Modem performs as a dedicated node
controller. At a traffic node, it provides the interface to the controller server
and manages local resources under controller server control. It executes circuit
setup and termination, provides local M&C and diagnostics, and reports call
detail information to the controller server.
The SNM-1000 can manage up to 30 data modems.
For detailed information on the SNM-1000 Node Control Modem, refer to the
SNM-1000 Node Control Modem Operation and Maintenance Manual.
The SNM-1010 Data/Control Modem provides both control and traffic
functions, switching between the two modes as required. The unit is used at
sites that require single-channel data connectivity.
In control mode, the SNM-1010 provides the interface to the controller server.
The modulator (operating in burst mode) is tuned to the inbound control
channel; while the demodulator (operating in continuous mode) is tuned to the
outbound control channel.
To originate or receive a call, the SNM-1010 switches to traffic mode. While
carrying user traffic, the modem operates in continuous transmit and receive
mode. It supports data rates from 2.4 kbps to 5.0 Mbps.
MIDAS 4.2 Basic Configuration, Rev. 1
Getting Started 1–7
For detailed information on the SNM-1010 Data/Control Modem, refer to the
SNM-1010 Data/Control Modem Operation and Maintenance Manual
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Traffic requirements may be met by external traffic modems operating in
continuous mode.
Traffic modems supported by the SNM-1000 include:
Comtech EF Data SDM-100 Comtech EF Data SDM-8000
Comtech EF Data SDM-140
Comtech EF Data SDM-300/300A Comtech EF Data CDM-550
Comtech EF Data SDM-2020 Modulator
Comtech EF Data SDM-2020 Demodulator Comtech EF Data CDM-600
Comtech EF Data SDM-6000 Comtech EF Data CiM-550
Comtech EF Data SDM-9000
Comtech EF Data CDM-550T
For detailed information on the listed modems, refer to the applicable manuals.
Refer to the applicable manuals for specifications of the:
• System and Design Manual
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• MIDAS 4 Software Installation Guide
The MIDAS software consists of menus and windows designed for system
configuration, system administration, and reporting functions.
This section explains the general operating instructions for using the MIDAS
software, including
• Starting and exiting the Client software
• Working with the menus and windows
• Using the online help file
Subsequent chapters in this manual describe the configuration, administration,
and reporting functions of the software in detail.
MIDAS 4.2 Basic Configuration, Rev. 1
1–8 Getting Started
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Follow these steps to start the MIDAS software:
Power up the Controller Server and the local client workstation.
Double-Click the MIDAS CLIENT icon.
Progress messages are displayed as the software locates the server and loads
the database.
The Logon Window is displayed.
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A valid User ID and Password must be entered to
gain access to the system.
The User ID and Password should be appropriate
to the authorized level of security. For setup
rocedures, use the Super User User ID and
Password. Refer to Security in Chapter 2
information about the Super User ID.
Follow these steps to log on to the system:
Type a valid User ID, Password, and click [OK].
for
MIDAS 4.2 Basic Configuration, Rev. 1
Getting Started 1–9
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SSttaarrttuupp
Refer to Chapter 2 for detailed instructions on configuring the system.
After logon, the Startup window is displayed in two instances:
after the first logon to a new system, and when all system
configuration information has not yet been entered into the
MIDAS database
The Startup window lists all sections of the system requiring
configuration data. Configuration status is indicated for each
section. Sections with complete configuration data are marked
as “Ok”. Sections with incomplete configuration data are
marked as “Not Ok”.
Because the system setup window contains default values that may not
apply to a particular setting, the user must verify the accuracy of system
setup values before initially configuring the system. It is critical that all
system setup values are understood and verified before proceeding
with system configuration.
The steps listed below describe the initial configuration scenario:
Click the [OK] button to configure the system. Each of the dialog boxes shown as “Not
Ok” on the checklist are automatically opened to allow the system to be configured.
Refer to Initial setup procedure in Section 2.
Verify the system setup. (Make changes if necessary.)
Configure the space segment.
Configure the control channel.
Once the system configuration has been completed, the Startup window will
no longer be displayed after logon.
MIDAS 4.2 Basic Configuration, Rev. 1
1–10 Getting Started
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Once valid Logon entries have been made, the Client’s main window is
displayed.
The main window contains the functional areas of MIDAS.
Note: After logon, a popup window will display “WAIT FOR CLIENT TO INITIATALIZE.”
This will take several seconds, dependent on the network database size.
Status Bar
The status bar (see illustration below) displays the current program status,
date, time, and alarm activity.
Displays NMS Controller State: Initializing, Running, or Exception.
Displays Controller Mode: Online or Standby.
Displays Controller Redundancy Configuration: Primary, Secondary, or No Backup
MIDAS 4.2 Basic Configuration, Rev. 1
Getting Started 1–11
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MIDAS Client is structured around a standard, Windows menu bar, which
provides access to several function-specific menus.
To use the menu bar:
Click on the desired menu title to open the menu.
Click on a menu option.
OR:
Type Alt+ the underlined letter of the desired menu title.
Use the Tab key to select a menu option.
Press the Enter key.
MIDAS menus are described in the following paragraphs.
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The File menu contains these options:
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Select Print Log to set up the printer to print a real-time Event Log or
Completed Call Log. Customized reports are available as well.
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Select Logoff/Logon to log on or off the MIDAS. Refer to the sections,
Logging On and Exiting the System, for a description of the Logon window.
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Select Exit to exit the MIDAS software.
MIDAS 4.2 Basic Configuration, Rev. 1
1–12 Getting Started
RReeppoorrttss MMeennuu
Select the Reports menu to view several reports online. See Chapter 3 for detailed
descriptions of these reports.
If a printer is connected to the operator workstation, a real-time Event Log or Completed Call
Log can be printed as well.
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The Event Log contains an account of system events that have occurred.
Events can be classified as normal events (start-up, shutdown, etc.), alarms,
warnings, etc.
The Occupancy Graph is a view-only, color-coded graphical representation of
the current status of the transponder bandwidth. It shows both free and
allocated bandwidth. The graph is updated automatically every 10 seconds.
The Completed Calls report lists all information about completed calls,
including the originating and destination terminals, start time and date, end
time and date, grade of service, etc.
The Controller Server maintains the call detail records, which can be exported in
comma-delimited format for offline billing.
The Active Call report shows all currently active calls. Information displayed
includes circuit and node identification, start time and date, circuit type and
status, and activity type.
The Control Channel Statistics report displays the parameters and current
statistics for a specified control channel. The default display shows “retries”
from all nodes associated with the control channel.
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The Node-Channel Status Report is a color-coded status report indicating the
current status of all sites, nodes, and channels within the network.
MIDAS 4.2 Basic Configuration, Rev. 1
Getting Started 1–13
CCoonnffiigguurraattiioonn MMeennuu
Select the Configuration menu for access to the configuration maintenance
windows. See Chapter 2
• Security – used to create new system users, establish log-on passwords, and
assign individual access permission profiles
• Directory – used to maintain directory (phone) numbers for nodes and hunt
groups
• Sites – used to define site-specific configurations, including node and
channel definitions
• Site Types – used to create site type definitions and configure transmit
power for different combinations of sites
• Hunt Groups – used to set up logical “hunt” groups of one or more traffic
channels
• Predefined Connections – used to define the connection table and details, to
enable/disable connections, and to schedule reservation times
• Point to Multipoint - used to configure groups, channels, and broadcast
communications settings
• Video Conference – used to edit the video conference table and details, and
to save conference group information for future use
• Space Segment – used to view and administer the bandwidth utilization of
the transponder
• Control Channels – used to configure control channel parameters and set
polling sub-system options
• Events Control Panel – used to view all system events, and to set up the
events and alarm options
• System Setup – used to establish general system operating parameters for
the satellite, transponder, and LinkSync, and to store settings for Data,
Video, Modem, NMS operation, and slots.
for detailed descriptions of these items.
MMaaiinntteennaannccee MMeennuu
MIDAS 4.2 Basic Configuration, Rev. 1
1–14 Getting Started
Select the Maintenance menu for access to the following
system maintenance functions:
Maintenance Menu items are explained in Chapter 4
• NMS Controller (Controller Server)
• Service Messages
• Set Time/Date
• Backup Database
• Backup/Restore Database
.
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The options on the Window menu are used for window manipulation.
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Access to the online help reference system is available by selecting the Help
menu on the menu bar.
Select Contents to display the online help Table Of Contents.
Select Using Help to display instructions for navigating within the online help reference.
Select About… to display the About MIDAS window.
MIDAS 4.2 Basic Configuration, Rev. 1
Getting Started 1–15
The online help Table of Contents also contains instructions for moving
through the help system.
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MIDAS 4.2 Basic Configuration, Rev. 1
1–16 Getting Started
A complete and detailed help reference system is provided with the MIDAS
software.
Window-specific help is available on most windows. To use this contextsensitive help:
Click on the [HELP] button where it appears on any MIDAS window .
If no [HELP] button is present, press [F1] to display help.
Use the Help menu (see page 1–15) to access the online help reference as well.
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