VI. Appendix
Assigned Port - A Port that has a connected Fiber associated with it. Mutually exclusive with available ports.
Assigned Splice - A splice that is currently in use and is therefore not available for assignment. Mutually exclusive with available splices.
Asynchronous Transfer Mode - A method for the dynamic allocation of bandwidth using a fixed-size packet (called a cell).
ATM - Asynchronous Transfer Mode.
Available Port - A port that has no connection associated with it. Mutually exclusive with assigned ports.
Bandwidth - Data rate. The difference, in Hertz (Hz), between the highest and lowest frequencies of a transmission channel. However, the amount of data that can be sent through a given communications circuit, is how this word is typically used.
Biconic - One of many kinds of connector types.
Cable - A physical grouping of fibers or copper wires that can run from device to device (system cable), device to FOICB (Local Cable), or be contained within a trunk (trunk cable).
Cable Name - Name assigned to a cable at the time of design or installation.
Cables Per Trunk - See Number Of Cables Per Trunk.
Cable Type - Different types of cables exist but are broken into three major categories Multi-Mode Fiber, Single-Mode Fiber, and Copper. Each of these have different sizes and qualities.
Classification - The security of the subject device or path: U - Unclassified, C - Classified, S - Secret, TS - Top Secret and SCI - Sensitive Compartmentalized Information. Paths have Classifications.
Circuit - See Circuit Name.
Circuit Name - The name of the circuit that is associated to a system. This is a one to one relation to a system.
Compartment - The name of room or otherwise allotted space. Each compartment has a location. This location is usually the room number.
Compartment Name - The name of a compartment. e.g., Radar Room, CIC, Bridge, etc.
Compartment Number - The 3-D coordinate system number that identifies the location of a compartment within a ship, e.g., 03-248-2-Q.
Component - Any of the following: FOICB, Device, Trunk or Local Cable.
Connector - The mechanical fitting at the end of a cable allowing attachment to a port.
Connector Type - The category of the terminating portion of a fiber or wires. Connector Types include Straight Tip (ST), Biconic, FC/PC, Multi and SC.
Copper Cable - A cable that consists of copper wire pairs instead of fibers and runs from one component to another.
Copper Wire - The wires housed inside a copper cable. There is no need for CMS does too track down to the copper wire level.
Damaged Fiber - A fiber that is deemed unusable. Also See Fiber Usage.
Dedicated Fiber - A fiber that is currently in use in a path. Also See Fiber Usage.
Device - A hardware endpoint such as a computer, printer, router, workstation, etc.
Device 1 - One of two end points in a path. Also see Device.
Device 2 - The second of two end points in a path. Also see Device.
Device ID - A unique positive number assigned to each device in a project.
Device Type - The specific name or model of the device.
Domain Name - The unique hierarchical name that identifies a network site or grouping of sites. One or more devices may share a unique host name within the domain.
Edge Device - Components such as hubs, switches or routers.
Element - Any of the following: FOICB, device, trunk or cable.
Equipment - Device.
FC/PC - One of many kinds of connector types.
Fiber - Physical medium, typically glass or plastic, capable of propagating light.
Fiber Cable Name - The cable name that the fiber resides in.
Fiber Color - The Fibers in a cable usually have different colors (up to eight). A letter is usually associated with these to imply the ordering.
Fiber Name - Each Fiber has a name given at the time of design or installation.
Fiber Optic Cable Plant (FOCP) - The portion of the Fiber Optic Topology made up of the trunks and FOICBs.
Fiber Optic Interconnection Box (FOICB) - A physical box containing one or more patch panels that allows for the connection of the Fibers in Trunks and Local Cables.
Fiber Optic Topology - This consists of FOICBs, trunks and local cables and the connectors and splices used to interconnect the trunks and local cables.
Fiber Splice - Fusion bonding of two fiber to create a connection.
Fiber Type - Used to describe what general category: Multimode or Singlemode.
Fiber Usage - A Fiber can have several uses. The uses are Spare, Dedicated, Growth, Damaged. Spare Fibers are those that can be immediately used, Growth Fibers are those that are set aside for future use, Dedicated Fibers are fibers that are in use now, and Damaged Fibers are fibers that are unusable.
Fibers Per Cable - See Number Of Fibers Per Cable.
FOCP - Fiber Optic Cable Plant. FOCP is also the system name of the system that is responsible for the Fiber Optic Cable Plant.
FOICB
- Fiber Optic Interconnection Box.FOICB ID - A unique positive number assigned to each FOICB on a ship.
Fully Qualified Domain Name - The unique name that identifies an Networked site. Fully Qualified Domain Names always have 2 or more parts, separated by dots. The left is the most specific, as it moves right it get more general. A Fully Qualified Domain Name points to only one machine. Also see IP Address.
Growth Fiber - A Fiber that has be set aside for future use during FOCP design stage. Also See Fiber Usage.
Growth Margin - The percentage of Fibers to be dedicated as Growth Fibers. Also see Fiber Usage.
Host Name - Device name within a domain.
Integrated Network Management - A vertical integration of network management functions to enable automation of management work flow. Information is shared among cable/asset management, Network Node Management and Electronic Trouble Ticketing. This allows the system administrator to detect a fault, determine the location of the physical problem and to issue a maintenance request.
IP Address - A unique 32 bit number assigned to each host on the Internet. An IP address is typically represented by four 8-bit number, or octets,.consisting separated by dots. Each machine that is on the Internet has a unique IP number. If a machine does not have an IP number, it is not really on the Internet. Most machines also have one or more Host Names that are easier to remember.
Junction Box - see Fiber Optic Interconnection Box.
Length (Ft) - The estimated length in feet at time of design. This usually applies to Fibers. For the actual length see Measured Length.
Light Loss - See Power Loss.
Light Loss Coefficient - A constant reflecting the Light Loss per foot of Fiber.
Local Cable - A fiber optic Cable that provides a continuous optical path between an end user Device and an FOICB, and is typically NOT run through the main cable ways.
Location - Compartment Number. Room Number.
Mating Port - Every Patch Panel has two sides. When you connect a Fiber to one side, the light signal will pass through to the other side. Mating Port number is derived by adding (total number of ports in Patch Panel / 2) to the Port Number or subtracting that same number if Port Number is greater than that number.
Mating Port Number - See Mating Port.
Measured Length (Ft) - The actual length in feet. This usually applies to Fibers. These numbers should be updated as measurements are taken. Also see Length.
Measured Power Loss (dB) - The actual light loss in decibels. This can apply to Fibers, Ports or Connectors These numbers should be updated as measurements are taken. Also see Power Loss.
MM - Multi-Mode Fiber.
Multi - One of many kinds of Connector Types.
Multimode Cable - A Cable containing only Multi-Mode Fibers.
Multimode Fiber - Large diameter fiber that is usually used for shorter distances, e.g., for the distances detween devices aboard a ship. Contrast with singlemode fibers which the TELCOs use for intercity distances. See fiber types.
Network - The infrastructure that supports communication between multiple computers.
Network Equipment Control - Manufacturers furnish software to monitor and control intelligent network equipment such as switches using ATM communication protocol.
Network Node Management - Network Node Management detects networking problems as they occur and displays the equipment status on a graphic color coded format.
Network Trouble Ticketing - The capability to automatically issue and record a 2KILO maintenance report filled out with path trace information. A historic list of these reports shall be used to identify chronic problems and shall serve as a repository of information and a basis for fixing new problems.
Number of Cables Per Trunk - The number of Cables in a particular Trunk.
Number of Fibers Per Cable - The number of Fibers in a particular Cable.
Number of Patch Panels in FOICB - An FOICB can contain up to 12 Patch Panels. Each FOICB can contain a different number of Patch Panels but must always contain at least one.
Number of Ports In Device - Ports for use to connect the device with the Network.
Number of Splice Trays in FOICB - An FOICB can contain many Splice Trays. Each FOICB can contain a different number of Splice Trays.
Object - Any of the following: FOICB, Device, Trunk or Cable.
Open Port - A Port that has no connection associated with it. Mutually exclusive with Assigned Ports.
Open Splice - A Splice that is not yet Assigned.
Owner - See Port Owner.
Patch Panel - One of possibly many panels contained within an FOICB that have many Ports used to connect a Fiber to exactly one other Fiber.
Patch Panel ID - See Patch Panel Number.
Patch Panel Number - An ID given to a Patch Panel. This number matches the Patch Panel position inside an FOICB. The Patch Panels Numbers in each FOICB start from one an usually ascend consecutively.
Path - A continuous optical path between two Devices that travels through at least one FOICB.
Path Class - Any two paths between the same two Devices can have different path priorities; Primary, Secondary or Tertiary. If there is only one path it will be Primary a second path would be Secondary and any additional paths would be Tertiary.
Port - A socket that a Fiber can physically connect to. Ports are found on Devices and Patch Panels.
Port Fiber Name - The Fiber Name of the Fiber currently connected to that Port.
Port Number - For every Patch Panel the Ports are consecutively numbered starting at one. Also see Mating Port.
Port Owner - The FOICB ID of the Port resides in.
Port Type - The connector type of a Port that insures connectivity only with it's mate Connector Type. Port Types include Straight Tip (ST), Biconic, FC/PC, Multi and SC.
Power Loss (dB) - The estimated light loss in decibels at time of design. This can apply to Fibers, Ports or Connectors. For the actual light loss see Measured Power Loss.
Primary Path - See Path Class.
Primary Trunk - Also called the 'A-Trunk,' this trunk is used unless it is damaged; in which case the secondary trunk is used.
Project - All graphics and data associated with a particular Cable Plant. A project is what is loaded when you select 'Open Project' from the File Menu.
Scale Factor - The number of feet between the frames of a ship.
Scale: Diagonal - The constant that is multiplied to diagonally drawn lines to adjust line length to actual Fiber length for light loss calculations.
Scale: Horizontal - The constant that is multiplied to horizontally drawn lines to adjust line length to actual Fiber length for light loss calculations.
Scale: Vertical - The constant that is multiplied to vertically drawn lines to adjust line length to actual Fiber length for light loss calculations.
SC - One of many kinds of Connector Types. This Connector Types slides into is mating port.
Secondary Trunk - Also called the 'B-Trunk'. This is an alternative trunk that can be used upon failure of the primary trunk.
Secondary Path - See Path Class.
Selection Button - The right mouse button.
Singlemode Cable - A Cable containing only singlemode Fibers.
Singlemode Fiber - The small diameter fiber cable that is normally used for long (intercity) distances. It is sometimes installed aboard ships in anticipation of very high data rates that in the future may exceed the capability of multimode fiber.
SM - Single-Mode Fiber.
Spare Fiber - A Fiber that is available for use. Also see Fiber Usage.
Spare Margin - The percentage of Fibers to be dedicated as Spare Fibers. Also see Fiber Usage.
Splice Tray - A tray inside of an FOICB that houses and protects physical fiber splices.
Splice Tray Holder - A frame to hold a Splice Tray.
ST - Acronym for either Straight Tip Connector Type, or Splice Tray. Sometimes referred to as 'Stab and Trist'.
Straight Tip - One of many kinds of Connector Types.
System - The logically grouping of related equipment belonging to it. The FOCP system will always exist. They are responsible for maintaining the Cable Plant. Also See System Name and Circuit Name.
System Cable - A Cable running from a Device to another Device that does NOT interface with any FOICB where both devices are part of the same system.
System Description - Description of the System. Also See System.
System Name - The name of the System. Also See System.
System Specific Cable - See System Cable.
Tertiary Path - See Path Class.
Total Ports - Total number of ports. assigned ports + available ports.
Trunk - A physical grouping of Cables.
Trunk Cable - A Cable running from an FOICB to another FOICB that is part of a Trunk. Typically, Trunk Cables are run in the main cable ways and have higher fiber-counts per cable than Local Cables.
Trunk ID - A positive number with an 'A' or 'B' assigned to each Trunk to form a unique identifier in a Project. The 'A' specifies that the Trunk is a Primary Trunk and the 'B' indicates that the Trunk is a Secondary Trunk. A Secondary Trunk cannot exist unless a Primary Trunk is already present. Note that in the Create Trunk dialog Trunk ID refers to the numeric portion of the Trunk ID and Trunk Type refers to the letter.
Trunk Type - The letter portion of the Trunk ID.
Type - See Cable Type or Fiber Type.
Unassigned Port - See available port.
Usage - See Fiber Usage.
User System - The Name of the System that is currently using that Component.
Viewport - The portion of the screen in CMS that displays the drawing.
Viewport button - The left mouse button.