Section 1.1: Networking Overview

Transcription

1 Section 1.1: Networking Overview This section provides an introduction to networking. Students will become familiar with the following aspects of a network: Components of a network o Computers o Transmission media o Network interfaces o Protocols Money saving capabilities of a network Host roles o Peer-to-peer o Client/server Geography and size o Local Area Network (LAN) o Wide Area Network (WAN) Management o Network o Subnet o Internetwork Participation o Internet o Intranet o Extranet 3.5 Describe different network topologies: o Peer-to-peer o Client-server Introduction to Networking 9: Network Types 12: Networking Terms 11:04 Total 32:37 1

2 Section 1.2: Network Topologies This section discusses network topologies; how devices are connected and how messages flow from device to device. Two types of network topologies are discussed: Physical topologies identify the physical way the network is wired: o Bus o Ring o Star o Mesh Logical topologies identify the way in which messages are sent: o Bus o Ring o Star 3.5 Describe different network topologies: o Ring o Star o Mesh o Bus o Hybrid Network Topologies 13:26 2

3 Section 1.3: Protocols This section explores typical network architectures and the TCP/IP protocol suite. Students will become familiar with the following details: Network architectures include: o Ethernet o Dial-up modem o Digital Subscriber Line (DSL) o Integrated Services Digital Network (ISDN) o Wireless Common networking protocols used for: o Web browsing HyperText Transfer Protocol (HTTP) HTTP over SSL (HTTPS) o Security protocols Secure Sockets Layer (SSL) Transport Layer Security (TLS) o File transfer File Transfer Protocol (FTP) Trivial File Transfer Protocol (TFTP) Secure File Transfer Protocol (SFTP) Secure Copy (SCP) o Simple Mail Transfer Protocol (SMTP) Post Office Protocol 3 (POP3) Internet Message Access Protocol 4 (IMAP)4 o Network services Dynamic Host Configuration Protocol (DHCP) Domain Name System (DNS) Network Protocol (NTP) Lightweight Directory Access Protocol (LDAP) o Network management Simple Network Management Protocol (SNMP) Remote Terminal Emulation (Telnet) Secure Shell (SSH) o Transport protocols Transmission Control Protocol (TCP) User Datagram Protocol (UDP) o Control protocols Internet Control Message Protocol (ICMP) Internet Group Membership Protocol (IGMP) 3

4 1.6 Explain the function of common networking protocols o TCP o FTP o UDP o TCP/IP suite o DHCP o TFTP o DNS o HTTPS o HTTP o ARP o SSH o POP3 o NTP o IMAP4 o Telnet o SMTP o SNMP2/3 o ICMP o IGMP o TLS Network Architectures 7: TCP/IP Protocol Suite 15:55 Total 22:58 Section 1.4: Network Connections This section discusses the configuration settings required to connect to a TCP/IP network. Parameters include the: IP address Subnet mask Default gateway DNS server Host name 4

5 1.3 Explain the purpose and properties of IP addressing: o Subnetting Network Connections 13: Configuring TCP/IP Properties 5:33 Total 19:10 Section 1.5: The OSI and TCP/IP Models In this section students will learn about the Open Systems Interconnection (OSI) model; a theoretical model that defines standards for programmers and network administrators. Students will become familiar with the: Advantages of using the OSI model to discuss networking concepts. Limitations of the OSI model. Names of the 7 layers of the OSI model. Functions performed at each OSI model layer. Layers of the TCP/IP model: o Application o Hos-to-host o Internet o Network Access 1.1 Compare the layers of the OSI and TCP/IP models: o OSI model Layer1 - Physical Layer2 - Data link Layer3 - Network Layer4 - Transport Layer5 - Session Layer6 - Presentation Layer7 - Application 5

6 o TCP/IP model Network interface (Link) Layer Internet Layer Transport Layer Application Layer 1.2 Classify how applications, devices, and protocols relate to the OSI model layers: o Frames o Packets The OSI Model 5: OSI Model Layers 14: OSI Model Communications 4:47 Total 25:09 6

7 Section 2.1: Twisted Pair This section examines the basics of twisted pair cabling. Concepts discussed include the: Components of a twisted pair cable: o Two wires made of 22 or 24 gauge copper wiring o PVC or plenum plastic insulation o Wires are twisted to reduce EMI and crosstalk o Multiple wire pairs are bundled in an outer sheath Shielded Twisted Pair (STP) Unshielded Twisted Pair (UTP) Unshielded twisted pair (UTP) cable types (categories): o Phone cable o Cat 3 o Cat 5 o Cat 5e o Cat 6 Types of connectors used with twisted pair cables: o RJ-11 o RJ Given a set of requirements, plan and implement a basic SOHO network: o List of requirements o Cable length o Device types/requirements o Environment limitations o Equipment limitations o Compatibility requirements 3.1 Categorize standard media types and associated properties: o Copper: UTP STP CAT3 CAT5 CAT5e CAT6 CAT6A o Plenum vs. non-plenum 3.2 Categorize standard connector types based on network media: o Copper 7

8 RJ-45 RJ Twisted Pair 7:50 Section 2.2: Coaxial This section provides the fundamentals of using coaxial cabling. Students will become familiar with the: Components of a coaxial cable. Advantages and disadvantages of a coaxial cable. Common coaxial cable grades: o RG-58 o RG-59 o RG-6 o RG-8 Selection of coaxial cables being determined by the resistance (impedance) rating. Connector types used with coaxial cable: o F-Type o BNC o AUI Students will learn how to: Select and install components to connect to a cable network. 2.6 Given a set of requirements, plan and implement a basic SOHO network: o List of requirements o Cable length o Device types/requirements o Environment limitations o Equipment limitations o Compatibility requirements 3.1 Categorize standard media types and associated properties o Copper 8

9 Coaxial 3.2 Categorize standard connector types based on network media: o Copper BNC F-connector Coaxial 7:41 Section 2.3: Fiber Optic This section discusses facts about fiber optic cabling. Concepts discussed include the: Components of a fiber optic cable: o Core o Cladding o Sheathing Advantages and disadvantages of fiber optic cabling. Multi-mode and single mode fiber cables. Connectors used with fiber optic cables: o ST Connector o SC Connector o LC Connector o MT-RJ Connector Installation of fiber optic cables and connectors. Students will learn how to: Select and install components to connect to a network that uses fiberoptic. 3.1 Categorize standard media types and associated properties o Fiber Multimode Singlemode 3.2 Categorize standard connector types based on network media: o Fiber ST SC 9

10 LC MT-RJ Fiber Optic 10:04 Section 2.4: Wiring Implementation This section presents information about implementing the wiring to connect computers in a network. Facts discussed about making and distributing cables for a network include: Standards for creating a straight-through cable configuration Standards for creating crossover cable configurations Ethernet pin specifications for Ethernet cables Making Ethernet cables Components used for wiring distribution for data and telephone wiring: o Demarcation point (demark) o Main Distribution Frame (MDF) o Intermediate Distribution Frame (IDF) o Demarc extension o Vertical cross connect o Horizontal cross connect o 25 pair o 100 pair o 66 block o 110 block o Patch panel 2.6 Given a set of requirements, plan and implement a basic SOHO network: o List of requirements o Cable length o Device types/requirements o Environment limitations o Equipment limitations o Compatibility requirements 3.1 Categorize standard media types and associated properties o Copper 10

11 Crossover Straight-through 3.2 Categorize standard connector types based on network media: o Copper Patch panel 110 block T568A T568B 3.8 Identify components of wiring distribution: o IDF o MDF o Demarc o Demarc extension 4.2 Given a scenario, use appropriate hardware tools to troubleshoot connectivity issues: o Cable tester o Crimper o Punch down tool Making Twisted Pair Cables 16: Wiring Distribution 6: Using Punchdown Blocks 12:56 Total 36:23 11