# Shared Flashcard Set

## Details

Network+ TechExamsNet Part 1/2
Network+ TechExamsNet Part 1/2
87
Computer Networking
Not Applicable
02/14/2005

Term
 The 2 types of addressing for networks is1. ____ software by a network admin uses protcol to define addressing scheme.2. ____ address is burned into the chip of the physical network
Definition
Term
 A ___ toplogy depects the route the signal takes on the newtork.A physical topology depicts how network devices are connected phyiscally.
Definition
 logical
Term
 Star Toplogy - connected to central hub.Uses cabling:1.____ = Cat 3 UTP, 100 M, 10 Mbps2.____ = Cat 5 UTP, 100m, 100Mbps3.____= CatFiber optic, 400m/2000m(ful), 100(half) Mpbs, 200 Mbps (full)
Definition
 1.10BaseT = Cat 3 UTP, 100 M, 10 Mbps2. 100Base TX = Cat 5 UTP, 100m, 100Mbps3.100Base FX = CatFiber optic, 400m/2000m(ful), 100(half) Mpbs, 200 Mbps (full)
Term
 Star Toplogy1.10BaseT = Cat __ UTP, 100 M, 10 Mbps2. 100Base TX = Cat ___ UTP, 100m, 100Mbps3.100Base FX = Cat Fiber optic, 400m/2000m(ful), 100(half) Mpbs, 200 Mbps (full)
Definition
 35
Term
 Star Toplogy1.10BaseT = Cat 3 UTP, ___, 10 Mbps2. 100Base TX = Cat 5 UTP, ___, 100Mbps3.100Base FX = Cat Fiber optic, ____m/____m(ful), 100(half) Mpbs, 200 Mbps (full)
Definition
 1. 10BaseT = 100m2, 100 Base T = 100m3. 100 Base FX = 400m/2000m
Term
 Bus topology: devices connected to central cable, cable must be terminated, good for small networks, when one fails all failsuses cables: 1. ______2. ______3. ________
Definition
 1. 10Base 52. 10Base 23. 10Broad36
Term
 Bus Toplogy1. 10Base 52. 10Base 2 - thinnet.max segement length ____ mspeed _____ Mbps# of nodes per segment = 30 50 ohm, RG-___ coaxial cablemax length of collision domain is 925 muse BNC connectors3. 10Broad36
Definition
 max segement length 185 mspeed 10 MbpsRG-58 coaxial cable
Term
 Bus Toplogy1. 10Base 5 - thicknetCable type: ____max legnth___ mmax number of nodes per segment is ___0.4 inch 50 ohm , max length from MAU to AUI connector on pc i 50 m, max length of collision domain is 2500 m ( 5 segements, 4 repeaters, max 3
Definition
 RG-8 Coaxial500 m100 nodes (30 nots in 10Base 2)
Term
 Ring Toplogy: Every device conntect to 2 other devices (expensive)802.___ (Token Ring)IEEE 802.___ no physical toplogy, but Token Ring does!TOken Ring refers to both.The logical toplogy is a ___but the physical toplogy is a _____
Definition
 802.5The logical toplogy is a ringbut the physical toplogy is a star
Term
 MSAU stands for
Definition
 MultiStation Access Units
Term
 80_.___ (Logical Link Control Layer)This layer is the upper sub layer of the _____ _____ layer (layer 2)Interfact acts as an intermediate between network protocls (PIX, TCP/IP ) and types (Ethernet, Token Ring)
Definition
Term
 802.___ (Ethernet ) developed by DIXTHe access method uses _____/CD
Definition
 802.3 (Ethernet ) developed by DIXTHe access method uses CSMA/CDCarrier Sense Multiple Access/Collision Detection
Term
 10 BaseT uses specification Cat 3,4,5 UTP in a ____ tooplogy.max length is _____ and encoding type is______
Definition
 Star, 100 m, Manchester
Term
 100Base TX is used in the ___ toplogyusing Category ____ UTP or Category ___ STP, only uses 4 of the 8 wires like 10Base T. max transfer is 100 Mb/s encoding is 4B/5B coding
Definition
 starusing Category 5 UTP or Category 1 STP, only uses 4 of the 8 wires like 10Base T. max transfer is 100 Mb/s encoding is 4B/5B coding
Term
 100Base FX(802.__) used in ____ toplogyoperates over 2 strand of signle mode or multi mode fiber cable. 400 m in half duplex, 2000 meters in full duplex. Uses __, ___ or MIC connectors
Definition
 802.3 used in star toplogyST, SC or MIC connectors
Term
 Gigabit Ethernet. 2 standards.The encoding type is 8B/10B with NRZ (non return to zero)1. 802.___ - specifies 1000BaseT Gigabit Ethernet over Cat5e UTP cabling2. 802.____ - specifies over fiber and cozxiala. 1000BaseLX - multimode with 550 mb. 1
Definition
 1. 802.3ab2.802.3z
Term
 Gigabit Ethernet. 2 standards.The encoding type is 8B/10B with NRZ (non return to zero)1. 802.3ab - specifies ____Base____ Gigabit Ethernet over Cat5e UTP cabling2. 802.3z - specifies over fiber and cozxiala. 1000BaseLX - multimode with 550 mb.
Definition
 1000BaseT
Term
 Gigabit Ethernet. 2 standards.The encoding type is 8B/10B with NRZ (non return to zero)1. 802.3ab - specifies 1000BaseT Gigabit Ethernet over Cat5e UTP cabling2. 802.3z - specifies over fiber and cozxiala. 1000Base__ - multimode with 550 mb. 100
Definition
 LX5XCX
Term
 Token Ring specsData transfer is Cat3 ___or Cat4 ___ Mb/smax attachement per segment is 250UTP _____ connector is used in Logical toplogy of ring, physical toplogy of a star.
Definition
 Cat3 = 4MB/sCat5 = 16 Mb/sRJ-45 connector
Term
 Antoher toekn passing network technology is FDDI = __________/Data transfer of 100 Mb/s, Encoding type is 4B/5B with NRZI (non return to zero), uses SC/ST/MIC ... stations use Dual Attached Stations (DAS) and SAS (Single Attached Stations)
Definition
 Fiber Distributed Data Interface
Term
 802.11b operates withi wireless access point data transfer up to ___ MB/s80211.a operates at max transmission of _____ Mbps
Definition
 11 MB/s54 Mbps
Term
 _____ is a device used to find outer ends of a cable, and uses a tracer (probe) on the othe rend.
Definition
 Tone generator
Term
 _____ device used to find a break or kink in fiber optic cabling
Definition
 Optical tester
Term
 This device sends pulses through a cable to detect a break or other inconsistences _____
Definition
 TDR = Time Domain Reflectometer
Term
 Is a kind of terminator you can connect directly to a NIC, allwing you to configure it with an IP add to simulate as if a network were attached
Definition
Term
 Protocol Analyzers or ____ are tools implmented in software that analyzes data packets itself to determine network problesm related to software etc.
Definition
 sniffers
Term
 ____domain. When 2 nodes on the network start transmitting data at exactly the same time and the two frames collide. Both nodes would have to have the same ___ domain (segment)
Definition
 Collision domain
Term
 All devices in this domain will receive ____ frames originating from other devices. ___ domains are typically boundec by routers because they don't forward ___ frames.
Definition
Term
 Is a kind of terminator you can connect directly to a NIC, allwing you to configure it with an IP add to simulate as if a network were attached
Definition
Term
 ___ is a imple device used to expand LANs over larger distances, don't control broadcast or collision domains. Operate at the PHysical layer of the OSI model, use the 5-4-3 rule which defines the maximum distance..so 5 _________, 4 ________, 3 of the s
Definition
 repeaters,5 segements, 4 repeaters, only 3 of the segements populated
Term
 ___ are known as concentrators or MULTIPORT repeaters are used in ___ (toplogy) networks to connect multiple cstations.
Definition
 Hubs, star
Term
 1. ______ hub: takes the incoming frames, amplies the signal, and forwards it to all other ports.2. ____ hub splits the signal and forwards itoperate on the ____ layer of the OSI
Definition
 ActivePassivePhysical
Term
 Hubs and repeaters do not control ____ or ____ domains, but they do extend them.
Definition
Term
 _____ are more intelligent than hubs a nd operate on the Data Link layer of the OSI.Increase network performacne by SEGMENTING networks in separate ______ domains.They are PROGOCOL transparent, and NOT aware of Upper layer protocols, and keep a table
Definition
 Bridges, collision
Term
 Bridges ontrol which domains?
Definition
 ONLY Collision domains, not broad cast domains.
Term
 _____ are similar to bridges, they keep a table with MAC add per port, but are different becausea ____ has more ports then a bridge and provde a collision domain PER PORT.- bridges in SOFTARE, wheras ____ in hardware.
Definition
 SWITCH
Term
 Switches do not control braodcast domains unless ____ are being used, but most modem switches do support ____.A ___ can be based on Port IDs, MAC addy, protcols or applications.
Definition
 VLANS (Virtual Local Area Networks)
Term
 ___ are used to interconnect mutliple sub-networks . Operate on the Network layer (Layer 3) Examples of these protocols are IP, IPX, Appletalk and are PROTCOL-AWARE, use route tables.
Definition
 Routers
Term
 A ___ is a device that connects networks with dissimlar network protocls and is on the ___ layer and above it (Session, Presentation, Application).- could be used to allow IPX/SPX clients to use a ___ with a TCP/IP uplink to an internet connection.
Definition
 Transport.
Term
 CSU/DSU stands for ___ and is a hardware device about the size of an external modem converting digial data frames from the communication tech used on a LAN into frames to a WAN and vice versa.A CSU is mainly used on both ends of a T1/T3 connection.
Definition
 Channel Service Unit/Data Service Unitl
Term
 The physical address of a NIC (on PHysical Layer) burned in address is commonly the ______. The reason the physical addy is defined at the Data Link Layer is that the physical layer only handles bits!Use Rj-45 socket for UTP/STP cabling (NICS)
Definition
Term
 MAC Address - Media Access Layer. Layer 2 address, Burned in Address (BIA)00-10-53-42-A8-BC.The first 6 hexadecimal digits specify the ____The last 6 digits specify the _____
Definition
 vendor/manufacturerthe host
Term
 Modems convert parallel digital data to serial analog data.Internal Expansion cards (e.g. ISA< PCI) integratedExternal modems connect to the serial ______ or USB ports. USe RJ-11 connector
Definition
 RS-232
Term
 ISDN and PSTN (PUblic Switched TElephone Network) use what kind of switching? ___ The sender and receiver establish a dedicated path... packets send follow the same route.
Definition
 circuit switching
Term
 In___ switching, data is segmented inbits that each take a route indepndently based on the address info in header. THe interent is made up of this type of switching
Definition
 packet
Term
 ISDN use two main digital channels, being the 64 Kb p/s __- channel __-channelwhich make up ISDN BRI (Basic Rate INterface)
Definition
 B,D
Term
 ATM (Asynchronous Transfer Mode), is a ___ switching network, data is transmitted in small 53 byte fixed length cells and data rates upt o ___ Mbps. Uses Bandwith on demand (BOD) and QoS which is _________
Definition
 packet622Quality of Service
Term
 ATM uses its own reference model corresponding rougly to both the Data Link and the ____ layer
Definition
 physical
Term
 Frame Relay uses paceket swittching network, operates at the physical and ata link, used to connect LAN and WAN, cost effective because pay only bandwidth usage, and ensures bandwith availability (cloud) the carrier and the customer agree on a _______, us
Definition
 CIR = Commited Information RatePermanent Virtual CIrcuitSwitched Virtual CIrcuit
Term
 Sonet /OCx is short ofr Synchronous Optical Network, standardized digital data rates for optimal transmission proposed by bellcore, OC-1 = ____ Mbps
Definition
 51.85
Term
 T1 has ___ channels (called DSO, 1 DOS is 564K), providing rates up to 1.544 Mbps, the E1 (euro version has up to 30 channels) up to 2.048 Mps.T3 has 44.736 Mbps (672 DSOs)
Definition
 24
Term
 OSI stands for
Definition
 Open System Interconnection
Term
 Application - "closest to the user"Presentation - encryption____________ - terminates end to end connections____________ - converts data received from upper layers into segmentsNetwork - converts segs into packets____________ - transports net
Definition
Term
 Application layer provides network services directly to the user's application. Protcols include1. ___, HTTP, ___, TFTP, ___, NTP
Definition
 TELNET, FTP, SMTP
Term
 Presentation layer reps data in a particular format to the application, defines encryption, compression, defined includes GIF< JPEG< MPEG< MIME and ___
Definition
 SCII
Term
 Session Layer maintains and terminates end to end connnections... protocls that operate ion this layer include RPC, and ____
Definition
 NETBIOS
Term
 Transport layer adds a segment header converging the data into segments... protcols that operate on this layer include: ___, UDP, ____, SPX
Definition
 TCP, NETBEUI
Term
 UDP is a connectionless/connection-oritned?
Definition
 connectionless
Term
 TCP is a connectionless/connection-oritned?
Definition
 connection-oritned
Term
 Netowrk - adds a netowrk header and converts the segments into packets/datagrams.. Responsible for logical addressing or Layer 3 addressingProtocols include: IP, ___, ICMP, RIP, OSPF< BGP.Devices that operate: ___, Layer 3 Switches
Definition
 IPX, Routers
Term
 Data Link Layer adds a frame header converting the packets into frames. Devices that operate ont he layer: Switches and _____THe MAC______ sublayer converts the frames into bits which the PHysical layer can put on the wire.
Definition
 MEdia access controlbridges
Term
 THe LLC (Logical Link Control) is the upper sublayer of the Data Link Layer uses Source Service Access Points (SSAPs) and DSAPs (____ Service Access Points). The LLC is defined as 802. ___
Definition
 Destinations,2
Term
 802.3,802.4,802.5,802.10 define standars for the ___ sublayer as well as Physical layer.
Definition
 MAC
Term
 Devices that are in the phyiscal layer include s: HUBs, ____, NICS, and LAN AND WAN interfaces such as ____, OC-3, BRI
Definition
 repeaters,RS-232
Term
 TCP/IP is routeable/non-routable protocol?
Definition
 routeable
Term
 5 classes of IPClass A =
Definition
 1- 126
Term
 5 classes of IPClass B =
Definition
 128-191
Term
 5 classes of IPClass C =
Definition
 192-223
Term
 5 classes of IPClass D =
Definition
 5 classes of IPClass D = 224-239
Term
 5 classes of IPClass E =
Definition
 5 classes of IPClass E = 240-254
Term
 Private Address Ranges....__.0.0.0 through ___.255.255.255____.16.0.0 through ___.31.255.255192.168.0.0 through 192.168.255.255169.254.0.1 through 169.254.255.254
Definition
 Private Address Ranges....10.0.0.0 through 10.255.255.255172.16.0.0 through 172.31.255.255192.168.0.0 through 192.168.255.255169.254.0.1 through 169.254.255.254
Term
 Private Address Ranges....10.0.0.0 through 10.255.255.255172.16.0.0 through 172.31.255.255___.168.0.0 through ___.168.255.255169.254.0.1 through 169.254.255.254
Definition
 Private Address Ranges....10.0.0.0 through 10.255.255.255172.16.0.0 through 172.31.255.255192.168.0.0 through 192.168.255.255169.254.0.1 through 169.254.255.254
Term
 Private Address Ranges....10.0.0.0 through 10.255.255.255172.16.0.0 through 172.31.255.255192.168.0.0 through 192.168.255.255___.254.0.1 through ____.254.255.254
Definition
 Private Address Ranges....10.0.0.0 through 10.255.255.255172.16.0.0 through 172.31.255.255192.168.0.0 through 192.168.255.255169.254.0.1 through 169.254.255.254
Term
 The range ___.0.0.0 to ___.255.255.255 is reserved for IP lookup addy used for testing purposes to check TCp/IP stack
Definition
 The range 127.0.0.0 to 127.255.255.255 is reserved for IP lookup addy used for testing purposes to check TCp/IP stack
Term
 Subnet Masks determines which part is the host and which is network portion (for routable network addy).Class A 255.0.0.0Class B ____.____.____._____Class C ____.____.____._____
Definition
 255.255.0.0255.255.255.0
Term
 IPv6 (running out of IPv4)128^2 uniuqe addresses.written in a maximum of ___ groups of ___ bits each written as four hex digitsFEDC: BA12:ABCD:3210:FEDC:BA98:7654:1234
Definition
 8,16
Term
 ____ is a combination of an IP address and a port number
Definition
 Socket
Term
 TCP is connection-orirented/connection less?
Definition
 connection-orirented
Term
 FTP connects to TCP port ____ and uses connection-oriented or connection-less?
Definition
 21,20 connection-oriented
Term
 Trivial FTP is an Application layer protocol providing ("connectionless or connection-oriented ") transfer, uses port ____
Definition
 connectionless69
Term
 SMTP Simple Mail Transfer Protocol is an Application layer protocol to TRANSFER email connects to TCP port ___
Definition
 25
Term
 POP3 can be used to access "Inbox" folder only while IMAP4 any folder.POP3 uses TCP port _____IMAP4 uses TCP Port _____
Definition
 POP3 uses TCP port 110IMAP4 uses TCP Port 143
Term
 HTTP uses TCP port ____HTTPS uses port _____
Definition
 HTTP uses TCP port 80HTTPS uses port 443
Term
 TELNET uses TCP port ____NTP (Network Time protocol) uses UDP port _____
Definition
 TELNET uses TCP port 23NTP (Network Time protocol) uses UDP port 123
Term
 Ping is used with ICMP _______ which is found on which layer _______????
Definition
 Internet Control Message Protocol on the Network Layer protocol
Term
 ARP - Address Resolution is used to discover an IP address (layer 3) to a MAC address (layer __)
Definition
 2
Term
 THe Routintg Information Protocol (RIP) is used to exchange routing info between routers. Each router, builds a ______ that contains entries of possible routes in the network
Definition
 routing table
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