IS 460 Chapter 2
E M I—Electromagnetic interference
(with cabling) avoid ________
MSA (master service agreement)
A contract that defines the terms of future contracts between parties
wiring schematic
A graphical representation of a network's wired infrastructure.
IDF (intermediate distribution frame)
A junction point between the MDF and end user equipment. The TIA/EIA standard specifies at least one IDF per floor
SLA (Service Level Agreement)
A legally binding contract or part of a contract that defines the aspects of a service provided to a customer
Upgrade
A major change to a software package that enhances the functionality and features of the software
patch cable
A relatively short section of cabling with connectors on both ends
MOU (memorandum of understanding)
Documents the intentions of two or more parties to enter into a binding agreement, or contract
MLA (master license agreement)
Grants a license from a creator, developer, or producer to a third party for the purposes of marketing or sublicensing, or distributing the product to consumers
Cable Documentation Standards
Keep your cable plant documentation accessible Label every data jack or port, patch panel, and connector Use color-coded cables for different purposes Update your documentation as you make changes to the network
slack
Leave some _________ in cable runs
essential documention
Logical and physical connections on a network Inventory management I P address utilization Vendors Internal operating procedures Policies Standards
plenum-rated
Make sure cable sheath is _________
Having up-to-date and detailed documentation of your network is essential for the following reasons:
Makes communication with coworkers more efficient Speeds up troubleshooting efforts Puts information at your fingertips when facing similar problems in the future
Installation
New software to be installed on relevant devices and incorporated with network resources
grounding
Pay attention to ________ requirements
Rollback
Process of reverting to a previous version after attempting to patch or upgrade it
avoid laying cables across a floor and use cord covers if they must be exposed
Protect cables (how?)
RFP (request for proposal)
Request to vendors to submit a proposal for a product or service your company wants to purchase
patch panels
Use __________ to organize and connect lines
verify continuity
Use a cable tester to ___________
cable trays, braided sleeving, and furniture grommets
Use cable management devices like ____________
standard and stock
Use company _____________
VoIP equipment
VoIP gateway VoIP PBX VoIP endpoints
VoIP
Voice over IP is the use of any network to carry voice signals using TCP/IP protocols
don't leave more than 1 inch of exposed cable before a termination
When terminating twisted-pair cabling ___________
for planning where to insert a new switch or determining how a particular router, gateway, or firewall interact
Why are network diagrams useful?
backbone cabling
cables or wireless links that provide interconnection between the entrance facility and MDF and between MDF and IDF
MDF (main distribution frame/facility)
centralized point of interconnection for an organization's LAN or WAN (also called MC or main cross connect)
Horizontal cabling
connects workstations to the closest data room and to switches housed in the room
Patch
correction, improvement, or enhancement
Demarc
device that marks where a telecommunications service provider's network ends and the organization's network begins
rack diagram
drawing that shows devices stacked in a rack system
Data room
enclosed space that holds network equipment (also called data closet, data center, equipment, or telecommunications)
Network Diagrams
graphical representations of a network's devices and connections provides a broad snapshot of a network's physical or logical topology
racks
holds various network equipment
Entrance facility
incoming network (such as internet) connects with the school or corporate network
Nmap
one of the most popular tools used for network mapping
patch panel
panel of data receptors that can be mounted to a wall or a rack
system life cycle
process of designing, implementing, and maintaining an entire network includes removal of outdated assets and the additions of updated assets
Network mappng
process of discovering and identifying the devices on a network
critical factors of a data closet's environment
temperature humidity airflow
Zenmap
the GUI of nmap
inventory management
the monitoring and maintaining of all assets that make up a network
3 types of horizontal cabling
unshielded twisted pair shielded twisted pair fiber obtic
bend radius
Do not exceed the cable's prescribed ___________
SOW (statement of work)
Documents in detail the work that must be completed for a particular project
TIA/EIA's joint 568 Commercial Building Wiring Standard
Also known as structured cabling Describes the best way to install networking media to maximize performance and minimize upkeep Apply no matter what type of media, transmission technology, or networking speeds are involved Based on hierarchical design and assumes a network is based on the star topology
loosely
Cinch cables __________