Computer Network Tutorials

Recent Articles on Computer Networks

Basics :

Data Link Layer :

  1. Local Area Network (LAN) Technologies.
  2. Internetworking
  3. Framing In Data Link Layer
  4. Introduction of MAC Address
  5. MAC Filtering
  6. Multiple Access Protocols
  7. Ethernet Frame Format
  8. EtherChannel
  9. Difference between Byte stuffing and Bit stuffing
  10. Implementing Byte stuffing using Java
  11. Circuit Switching
  12. Packet Switching and Delays
  13. Circuit Switching VS Packet Switching
  14. Differences between Virtual Circuits & Datagram Networks
  15. Switching techniques: Message switching
  16. Types of switches
  17. Maximum data rate (channel capacity) for noiseless and noisy channels
  18. Hot Spot 2.0
  19. Collision Avoidance in wireless networks
  20. Traditional wireless mobile communication
  21. Carrier sense multiple access (CSMA)
  22. Collision Detection in CSMA/CD
  23. Efficiency of CSMA/CD
  24. Back-off Algorithm for CSMA/CD
  25. Controlled Access Protocols
  26. Virtual LAN (VLAN)


  27. Inter VLAN Routing by Layer 3 Switch
  28. Computer Network | Private VLAN
  29. Computer Network | VLAN ACL (VACL)
  30. Access and trunk ports
  31. Role-based access control
  32. Port security
  33. Inter-Switch Link (ISL) and IEEE 802.1Q
  34. Dynamic Trunking Protocol (DTP)
  35. Sliding Window Protocol | Set 1 (Sender Side)
  36. Sliding Window Protocol | Set 2 (Receiver Side)
  37. Sliding Window protocols Summary
  38. Stop and Wait ARQ
  39. Difference between Stop and Wait, GoBackN and Selective Repeat
  40. Manchester Encoding
  41. Error Detection
  42. Hamming Code
  43. Program to remotely Power On a PC over the Internet using the Wake-on-LAN protocol.
  44. Basics of Wi-Fi
  45. Efficiency Of Token Ring
  46. Token Bus (IEEE 802.4)
  47. Multiplexing (Channel Sharing)
  48. Frequency division and Time division multiplexing

>> Quiz on Data Link Layer

Network Layer :

  1. Integrated services digital network (ISDN)
  2. Introduction and IPv4 Datagram Header
  3. IP Addressing | Introduction and Classful Addressing
  4. IP Addressing | Classless Addressing
  5. IPv4 classless Subnet equation
  6. Supernetting
  7. Ipv4 Datagram Fragmentation and Delays
  8. Fragmentation at Network Layer
  9. Internet Protocol v6 | IPv6
  10. Internet Protocol version 6 (IPv6) Header
  11. Differences between IPv4 and IPv6
  12. Internet Control Message Protocol (ICMP)
  13. Longest Prefix Matching in Routers
  14. Routing v/s Routed Protocols
  15. Fixed and Flooding Routing algorithms
  16. Classes of routing protocols
  17. Types of routing
  18. Classification of Routing Algorithms
  19. Routing Protocols Set 1 (Distance Vector Routing)
  20. Route Poisoning and Count to infinity problem
  21. Redundant link problems
  22. Administrative Distance (AD) and Autonomous System (AS)
  23. Unicast Routing – Link State Routing
  24. Link state advertisement (LSA)
  25. Securing Routing Protocols
  26. Distance vector routing v/s Link state routing
  27. Routing Information Protocol (RIP)
  28. Routing Interface Protocol (RIP) V1 & V2
  29. Redistribution
  30. EIGRP fundamentals
  31. EIGRP Configuration
  32. Features of Enhanced Interior Gateway Routing Protocol (EIGRP)
  33. EIGRP cost calculation
  34. Open shortest path first (OSPF) protocol fundamentals
  35. Open shortest path first (OSPF) router roles and configuration
  36. Open shortest path first (OSPF) protocol States
  37. Open shortest path first (OSPF) – Set 2
  38. Probabilistic shortest path routing algorithm for optical networks
  39. Types of Spanning Tree Protocol (STP)
  40. Network address translation (NAT)
  41. Types of Network address translation (NAT)
  42. Static NAT (on ASA)
  43. Dynamic NAT (on ASA)
  44. VRRP(Virtual Router Redundancy Protocol) | Introduction and configuration
  45. Hot Standby Router Protocol (HSRP)
  46. Hot Standby Router Protocol (HSRP) and Virtual Router Redundancy Protocol (VRRP)
  47. Router on a stick | Introduction and Configuration
  48. Traceroute
  49. What’s difference between Ping and Traceroute?
  50. ARP, Reverse ARP(RARP), Inverse ARP(InARP), Proxy ARP and Gratuitous ARP
  51. How ARP works?
  52. Packet flow in the same network
  53. Packet flow in different network
  54. Wifi protected access (WPA)
  55. Wifi protected setup (WPS)
  56. LiFi vs. WiFi
  57. Service Set Identifier (SSID)
  58. Access-lists (ACL)
  59. Context based access control (CBAC)
  60. Standard Access-list
  61. Extended access-list
  62. Reflexive Access-list
  63. Time based access-list
  64. AAA (Authentication, Authorization and Accounting)
  65. AAA (authentication) configuration (locally)
  66. RADIUS
  67. TACACS+
  68. TACACS+ and RADIUS

>> Quiz on Network Layer
>> Quiz on IP addressing

Transport Layer :

Application Layer :



Network Security and Cryptography :

Compression Techniques :

Network Experiments :

Devices :

Misc :

Quick Links :



My Personal Notes arrow_drop_up