Learning Resources
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Introduction to Networking Concepts
- What is Networking
- Advantages and Disadvantages
- Network Characteristics
- Network Models Peer to Peer and Client and Server
- Network Types LAN WAN MAN PAN
- Network Topologies Bus Star Ring
- Internet connection DSL Cable Serial Link
- Network Media
Networking Models
- History
- Layered Network Model
- Layering Concepts and Benefits
- TCP or IP Protocol Architecture
- RFC
- Application Transport Internet and Network Access Layer
- Devices at different layers
- Data Encapsulation
- The OSI Reference Model
- OSI Layers and Their Functions
- Comparing OSI and TCP or IP
LAN
- Ethernet History
- Ethernet Types 10 or 100 or 1000 Base T TX SX or LX
- 10BASE2 and 10BASE5
- Repeaters
- 10BASE T with Hubs
- UTP Cabling UTP Cables and RJ 45 Connectors
- UTP Cabling Pin outs
- CSMA or CD
- Using Switches and Their Advantages
- Ethernet Data Link Protocols and Frame
- Wiring Ethernet Cables
- Ethernet Addressing Framing and Error Detection
- LAN Types Ethernet Token Ring FDDI
WAN
- WAN Basics DCE DTE CSU or DSU CPE Demarc DS0
- WAN Technologies Leased Lines Circuit and Packet Switching and Cell Relay
- HDLC High Level Data link Control
- PPP Point to Point Protocol
- Frame Relay
- ATM Asynchronous Transfer Mode
- WAN Cabling Standards
- Clock Rates Synchronization DCE and DTE
- OSI Layer for Point to Point WANs
Internet Protocol
- Network Layer Functions
- IP Packets
- IP Routing
- Routing Protocols
- IP Addressing
- A B and C Classes of Networks
- IP Subnetting
- Host and Router Routing
- ARP DNS DHCP and Ping
TCP or IP Transport Layer
- Transport Layer Protocols: TCP and UDP
- Transmission Control Protocol
- Ports and Their Multiplexing
- TCP Error Recovery Flow Control and Data Segmentation
- TCP Connection Establish and Terminate
- UDP User Datagram Protocol
Applications
- TCP or IP Applications QoS Needs and Impact
- The World Wide Web
- HTTP Hyper Text Transfer Protocol HTTPS and SSL
- Universal Resource Locators
- FTP File Transfer Protocol Secured FTP
- SMTP POP3 and IMAP
- Telnet
Network Security
- Sources and Types of Threats
- Firewalls
- Intrusion Detection and Prevention
- Virtual Private Networks VPN
LAN Switching
- Ethernet LAN Media and Cable Lengths
- Hubs Bridges and Switches
- Forward and Filter Decision Switching
- Learning MAC Addresses and Frames Flooding
- Spanning Tree Protocol
- Collision Domains and Broadcast Domains
- Virtual LANs VLAN
LAN Switches
- Switches and LED Switch Status
- Accessing the CLI and Password Security
- User and Enable Modes
- The debug and show Commands
- Configuration Sub modes and Contexts
- Storing Copying and Erasing Switch Configuration Files
- Initial Configuration
Ethernet Switch Configuration
- Securing CLI
- Console and vty Settings
- logging synchronous and exec timeout Commands
- IP Address and Interfaces Configuring
- Port Security
- VLAN Configuration
- Securing Unused Interfaces
Switch Troubleshooting
- Cisco Discovery Protocol
- Layer and Interface Status
- Interface Speed and Duplex Issues
- Analyzing the Forwarding Path
- Port Security and Filtering
Wireless LANs
- Wireless LAN Basics
- Wireless LAN Standards and Modes
- Wireless Encoding and Nonoverlapping DSSS Channels
- Wireless Interference Coverage Area Speed and Capacity
- Wireless Media Access Layer 2
- Wireless LAN Security WEP WPA IEEE 802.11i WPA 2 SSID Cloaking and MAC Filtering
Operating Routers
- Installing Routers and Router Interfaces
- Router CLI and Difference with the Switch CLI
- Interface Status Codes and IP Addresses
- Bandwidth and Clock Rate on Serial Interfaces
- Router Auxiliary Aux Port
- Setup Mode Upgrading and boot process of the IOS
- Configuring the configuration register and the show version command
Routing Protocol Concepts and Configuration
- Connected and Static Routes
- Default Routes and their configuration
- Routing Protocol IGP and EGP and algorithms
- Autosummarization and Manual Summarization Classless and Classful Routing Protocols and Convergence
- Basic concepts configuring and verifying RIP 2
- Different metrics used and the show ip route command
- Administrative Distance
- Debug command and RIP
Troubleshooting IP Routing
WAN Concepts
- WAN Technologies PSTN DSL and Cable
- PSTN and analog modems
- Digital Subscriber Line types
- Cable Internet
- Asynchronous Transfer Mode ATM
- Packet and circuit switching
- NAT and PAT
WAN Configuration
- Configuring Point to Point WANs HDLC and PPP
- Internet Access Router: Configuration Steps
- Step and configure IP Connectivity DHCP and PAT
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