Version Field in IPv4

Duration: 3 min

This video lesson is available to enrolled students.

Return to /learn/HEXAWARE-PREPARATION/computer-networks/net-layer-ipv4-proto/net-layer-ipv4-basics/asset-version-field-in-ipv4 after enrolling

Inside: a video lesson and guided study material.

Module outline

  1. Quantitative Ability: Speed Mathematics and Basic Mathematics, Percentage, Ratio and Proportion (Ratios), Average, Profit and Loss, Simple Interest and Compound Interest, Time and Work, Pipe and Cistern, Speed Time and Distance, Number System, HCF LCM, Data Interpretation, Age Problems, Mixture and Alligation, Partnership, Algebra, Sequence and Series (Series), Mensuration and Geometry, Arithmetic
  2. Reasoning Ability: Puzzle Solving (Puzzles), Seating Arrangements, Coding Decoding, Blood Relations, Directions (Direction Test), Syllogisms, Data Sufficiency, Ranking, Order and Sequence, Series (Number and Letter Series) (Numerical Relations and Reasoning), Logical Sequence Of Words, Calendar, Clock, Cubes & Dices, Analytical Reasoning (Counting Figures Reasoning), Data Arrangement, Non Verbal Reasoning (Spatial Aptitude) (Spatial Reasoning) (Visual Reasoning), Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning)
  3. Verbal Ability: Comprehension / Reading Comprehension / Unseen Passages (Critical Reasoning) (Paragraph Questions), Cloze Test (Cloze Passage), Sentence Re-arrangements (Para Jumbles) (Narrative Sequencing), Vocabulary, Sentence Completion (Fill in the blanks), Active Passive Voice (Voice), Direct and Indirect Speech, Subject Verb Agreement (Verb Noun Agreement), Tenses, Preposition, Articles, Sentence Correction (Error Correction)
  4. Programming Basics (MCQs + Interview): C Programming by Yash Sir, Programming in C++, Java, Python for Placements by Yash Sir
  5. OOPs (MCQs + Interview): Object Oriented Programming (OOPS)
  6. DBMS (MCQs + Interview): Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, Normalization (1NF - BCNF), Transaction Management, Decomposition Properties & 4NF, Concurrency Control, Database Recovery, File Organization & Indexing, Relational Algebra, Database Security & Authorization
  7. SQL (MCQs + Interview): SQL
  8. Operating Systems (MCQs + Interview): Introduction to OS, Process Management, CPU Scheduling, Deadlock, Threads & Process Creation, Memory Management, Virtual Memory, Process Synchronization, Disc Scheduling, File Management, Security
  9. Computer Networks (MCQs + Interview): Introduction to CN, Data Communication, DLL: Access Control, DLL: Flow Control, DLL: Error Control, DLL: Framing, Data Link Layer - Ethernet, Net Layer: IPv4 & Proto, Net Layer: IP Addressing, Net Layer:Routing Protocol, Transport Layer Services, TL: Congestion & UDP, Application Layer, Hardware basics, Network Security, Mobile Technology, Cloud Computing and IoT, Cyber and Info Security
  10. Coding: Coding Questions by Yash Sir
  11. HR Interview: MR & HR Interview Preparation
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

This lecture segment introduces the Version field within the IPv4 packet header structure. The instructor utilizes a whiteboard diagram to illustrate the 32-bit layout of an IP header, specifically focusing on the first 4 bits designated as 'VER'. The core concept taught is that this field identifies the protocol version, with IPv4 assigned a specific binary value. The instructor demonstrates how to represent this decimal number in binary notation on the board.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The instructor begins by presenting a whiteboard diagram of the IPv4 header structure, pointing out key fields such as VER, HLEN, Service type, Identification, and Total length. He explicitly writes the binary sequence '0100' on the board to represent the version number for IPv4. The visual evidence shows a 32-bit structure where the first four bits are labeled 'VER', establishing that this field defines the protocol version. The instructor emphasizes that IPv4 corresponds to a value of 4, which is visually confirmed by the binary notation written on the whiteboard.

  2. 2:00 – 2:38 02:00-02:38

    In the final segment, the instructor reinforces the concept of the Version Number field by referencing the 4-bit allocation at the start of the header. He writes additional binary representations, specifically '0100' and '0110', on the whiteboard to illustrate different version values. The diagram remains visible, highlighting that the first 4 bits are reserved for this purpose. The instructor notes that while IPv4 has a value of 4, the field allows for other versions like IPv6 (value 6), demonstrating how the binary value directly maps to the protocol version.

The lecture effectively establishes the foundational role of the Version field in IPv4 packet headers. By combining visual diagrams with handwritten binary examples, the instructor clarifies that this 4-bit field is critical for protocol identification. The specific binary value '0100' serves as the primary evidence for IPv4, while the mention of '0110' hints at future protocol versions. This segment provides a clear, concise explanation of how the header structure begins with version identification.

Loading lesson…