Networking

Basics :

• Basics of Computer Networking
• The Internet and the Web
• Internet and Web programming: Behind the scenes
• The New Internet | Internet of Everything
• Unknown facts of Networking
• Network goals
• Line Configuration in Computer Networks
• Transmission Modes in Computer Networks
• Types of Transmission Media
• Unicast, Broadcast and Multicast
• Introduction to basic Networking terminology
• Network Topologies
• Types of area networks – LAN, MAN and WAN
• Telecom Networks
• Access networks
• TCP/IP Model
• Layers of OSI Model
• Introduction to Active Directory Domain Service
• Advantages and Disadvantages of Computer Networking

Data Link Layer :

• Local Area Network (LAN) Technologies.
• Computer Network | Bridges (local Internetworking device)
• Internetworking
• Framing In Data Link Layer
• Introduction of MAC Address
• MAC Filtering
• Multiple Access Protocols
• Ethernet Frame Format
• EtherChannel
• Difference between Byte stuffing and Bit stuffing
• Implementing Byte stuffing using Java
• Circuit Switching
• Packet Switching and Delays
• Circuit Switching VS Packet Switching
• Differences between Virtual Circuits & Datagram Networks
• Switching techniques: Message switching
• Types of switches
• Maximum data rate (channel capacity) for noiseless and noisy channels
• Hot Spot 2.0
• Collision Avoidance in wireless networks
• Traditional wireless mobile communication
• Carrier sense multiple access (CSMA)
• Collision Detection in CSMA/CD
• Efficiency of CSMA/CD
• Back-off Algorithm for CSMA/CD
• Controlled Access Protocols
• Virtual LAN (VLAN)
• Inter VLAN Routing by Layer 3 Switch
• Computer Network | Private VLAN
• Computer Network | VLAN ACL (VACL)
• Access and trunk ports
• Role-based access control
• Port security
• Inter-Switch Link (ISL) and IEEE 802.1Q
• Dynamic Trunking Protocol (DTP)
• Sliding Window Protocol | Set 1 (Sender Side)
• Sliding Window Protocol | Set 2 (Receiver Side)
• Sliding Window Protocol | Set 3 (Selective Repeat)
• Sliding Window protocols Summary
• Stop and Wait ARQ
• Difference between Stop and Wait, GoBackN and Selective Repeat
• Manchester Encoding
• Error Detection
• Hamming Code
• Program to remotely Power On a PC over the Internet using the Wake-on-LAN protocol.
• Basics of Wi-Fi
• IEEE 802.11 Mac Frame
• Efficiency Of Token Ring
• Token Bus (IEEE 802.4)
• Multiplexing (Channel Sharing)
• Frequency division and Time division multiplexing

Network Layer :

• Integrated services digital network (ISDN)
• Introduction and IPv4 Datagram Header
• IP Addressing | Introduction and Classful Addressing
• IP Addressing | Classless Addressing
• IPv4 classless Subnet equation
• Supernetting
• Ipv4 Datagram Fragmentation and Delays
• Fragmentation at Network Layer
• Internet Protocol v6 | IPv6
• Internet Protocol version 6 (IPv6) Header
• Differences between IPv4 and IPv6
• Internet Control Message Protocol (ICMP)
• Longest Prefix Matching in Routers
• Routing v/s Routed Protocols
• Fixed and Flooding Routing algorithms
• Classes of routing protocols
• Types of routing
• Classification of Routing Algorithms
• Routing Protocols Set 1 (Distance Vector Routing)
• Route Poisoning and Count to infinity problem
• Redundant link problems
• Administrative Distance (AD) and Autonomous System (AS)
• Unicast Routing – Link State Routing
• Link state advertisement (LSA)
• Securing Routing Protocols
• Distance vector routing v/s Link state routing
• Routing Information Protocol (RIP)
• Routing Interface Protocol (RIP) V1 & V2
• Redistribution
• EIGRP fundamentals
• EIGRP Configuration
• Features of Enhanced Interior Gateway Routing Protocol (EIGRP)
• EIGRP cost calculation
• Open shortest path first (OSPF) protocol fundamentals
• Open shortest path first (OSPF) router roles and configuration
• Open shortest path first (OSPF) protocol States
• Open shortest path first (OSPF) – Set 2
• Probabilistic shortest path routing algorithm for optical networks
• Types of Spanning Tree Protocol (STP)
• Network address translation (NAT)
• Types of Network address translation (NAT)
• Static NAT (on ASA)
• Dynamic NAT (on ASA)
• VRRP(Virtual Router Redundancy Protocol) | Introduction and configuration
• Hot Standby Router Protocol (HSRP)
• Hot Standby Router Protocol (HSRP) and Virtual Router Redundancy Protocol (VRRP)
• Router on a stick | Introduction and Configuration
• Traceroute
• What’s difference between Ping and Traceroute?
• ARP, Reverse ARP(RARP), Inverse ARP(InARP), Proxy ARP and Gratuitous ARP
• How ARP works?
• Packet flow in the same network
• Packet flow in different network
• Wifi protected access (WPA)
• Wifi protected setup (WPS)
• LiFi vs. WiFi
• Service Set Identifier (SSID)
• Access-lists (ACL)
• Context based access control (CBAC)
• Standard Access-list
• Extended access-list
• Reflexive Access-list
• Time based access-list
• AAA (Authentication, Authorization and Accounting)
• AAA (authentication) configuration (locally)
• Challenge Response Authentication Mechanism (CRAM)
• Synchronous Optical Network (SONET)
• RADIUS
• TACACS+
• TACACS+ and RADIUS              

Transport Layer :

• TCP Connection Establishment
• TCP 3-Way Handshake Process
• TCP Timers
• TCP Connection Termination
• TCP Sequence Number | Wrap Around Concept
• Transport Layer responsibilities
• Multiplexing and Demultiplexing in Transport Layer
• User Datagram Protocol (UDP)
• P2P(Peer To Peer) File Sharing
• Congestion Control
• TCP Congestion Control
• Congestion control techniques
• Leaky Bucket Algorithm
• Error Control in TCP
• TCP flags
• TCP | Services and Segment structure
• TCP Server-Client implementation in C
• TCP and UDP server using select
• Servers

Application Layer :

• Protocols in Application Layer
• Simple Mail Transfer Protocol (SMTP)
• DNS (Domain Name Server)
• Why does DNS use UDP and not TCP?
• Address Resolution in DNS
• DNS Spoofing or DNS Cache poisoning
• Types of DNS Attacks and Tactics for Security
• What’s difference between http:// and https:// ?
• What’s difference between HTML and HTTP ?
• HTTP Non-Persistent & Persistent Connection | Set 1
• File Transfer Protocol (FTP)
• What are the differences between HTTP, FTP, and SMTP?
• Asynchronous Transfer Mode (ATM)
• What is Local Host?
• Dynamic Host Configuration Protocol (DHCP)
• DHCP Relay Agent
• How DHCP server dynamically assigns IP address to a host?
• What’s difference between The Internet and The Web ?
• Simple network management protocol (SNMP)
• Multipurpose Internet mail extension (MIME)
• Computer Network | MIME Media Types
• Quality of Service and Multimedia
• Web Caching and the Conditional GET Statements

Network Security and Cryptography :

• The CIA triad
• Introduction to Firewall
• Types of firewall and possible attacks
• Firewall methodologies
• Zone-based firewall
• Zone-based firewall (Configuration)
• How to setup firewall in Linux?
• Message Authentication Codes
• How message authentication code works?
• HMAC Algorithm
• Password authentication protocol (PAP)
• Basic Network Attacks
• Birthday attack
• Vishing (Voice Phishing)
• System security
• Private Browsing
• Threat Modelling
• DFD Based Threat modelling | Set 1
• DFD Based Threat Modelling | Set 2
• Types of Viruses
• Deniel of Service and Prevention
• Denial of Service DDoS attack
• Unicode
• RC4 Encryption Algorithm
• RSA Algorithm in Cryptography
• RSA Algorithm using Multiple Precision Arithmetic Library
• Weak RSA decryption with Chinese-remainder theorem
• How to solve RSA Algorithm Problems?
• Hash Functions in System Security
• DNA Cryptography
• RC5 Encryption Algorithm
• ElGamal Encryption Algorithm
• Caesar Cipher
• Cryptography Introduction
• Cryptography | Traditional Symmetric Ciphers
• Block cipher modes of operation
• Cryptography | Development of Cryptography
• Difference between AES and DES ciphers
• Transforming a Plain Text message to Cipher Text
• What is a cryptocurrency?
• Introduction to Crypto-terminologies
• Quantum Cryptography
• End to End Encryption (E2EE) in Computer Networks
• IP security (IPSec)
• What is Packet Sniffing ?
• Introduction to Sniffers
• Data encryption standard (DES) | Set 1
• End to End Encryption (E2EE) in Computer Network
• Types of Security attacks | Active and Passive attacks
• Types of Wireless and Mobile Device Attacks
• Types of Email Attacks
• Sybil Attack
• Malware and its types

• LZW (Lempel–Ziv–Welch) Compression technique
• Data Compression With Arithmetic Coding
• Shannon-Fano Algorithm for Data Compression

Network Experiments :

• Let’s experiment with Networking
• Mobile Ad hoc Network
• Types of MANET
• Simple Chat Room using Python
• Socket Programming in Java
• C Program to find IP Address, Subnet Mask & Default Gateway
• Introduction to variable length subnet mask (VLSM)
• Extracting MAC address using Python
• Implementation of Diffie-Hellman Algorithm
• Java Implementation of Deffi-Hellman Algorithm between Client and Server
• Socket Programming in Python
• Socket Programming with Multi-threading in Python
• Cyclic Redundancy Check in Python
• Explicitly assigning port number to client in Socket
• Netstat command in Linux:
• nslookup command in Linux with Examples
• UDP Server-Client implementation in C
• C program for file Transfer using UDP
• Java program to find IP address of your computer
• Finding IP address of a URL in Java
• Program to calculate the Round Trip Time (RTT)
• Network configuration and trouble shooting commands in Linux
• Implementing Checksum Using Java
• C Program to display hostname and IP address
• Program to determine class, Network and Host ID of an IPv4 address
• Program to determine Class, Broadcast address and Network address of an IPv4 address
• Program for IP forwarding table lookup
• Wi-Fi Password of All Connected Networks in Windows/Linux

Devices :

• Network Devices (Hub, Repeater, Bridge, Switch, Router and Gateways)
• Inside a Router
• Bridges (local Internetworking device)
• Switch functions at layer 2
• Collision Domain and Broadcast Domain
• Root Bridge Election in Spanning Tree Protocol

Misc :

• Onion Routing
• Types of Server Virtualization
• Cloud Computing | Characteristics of Virtualization
• On-premises cost estimates of Virtualization
• Hardware Based Virtualization
• Operating system based Virtualization
• Digital Subscriber Line (DSL)
• Image Steganography
• Network Neutrality
• Basics of NS2 and Otcl/tcl script
• Voice over Internet Protocol (VoIP)
• Cisco router modes
• Cisco router basic commands
• Backing up Cisco IOS router image
• Basic configuration of adaptive security appliance (ASA)
• Adaptive security appliance (ASA) features
• Default flow of traffic (ASA)
• Cisco ASA Redistribution example
• Telnet and SSH on Adaptive security appliance (ASA)
• Near Field Communication (NFC)
• Relabel-to-front Algorithm
• Berkeley’s Algorithm
• Cristian’s Algorithm
• Universal Serial Bus (USB) in Computer Network

Type-C Port in Computer Network