IT502 Unit 4
Computer Networks

Transport Layer

Unit 4 Study Material

Download detailed notes, important questions and PYQ analysis for IT502 Computer Networks Unit 4.

🚀 TCP

TCP provides reliable, connection-oriented process-to-process delivery.

⚡ UDP

UDP provides fast, connectionless data transfer with low overhead.

📦 SCTP

SCTP supports reliable message-based transport with multi-streaming.

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Detailed Notes

Complete notes on transport layer services, process-to-process delivery, TCP, UDP, SCTP, congestion control, quality of service, ports, sockets, timers and packet formats.

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Important Questions

Important RGPV questions on TCP header, connection establishment and termination, congestion control algorithms, UDP header, checksum, SCTP services and socket addressing.

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PYQ Analysis

Previous year questions and repeated topics from Computer Networks Unit 4 for quick exam revision.

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Unit 4 Topics

Transport Layer
Transport Services
Process to Process Delivery
TCP Introduction
TCP Header
TCP Connection Establishment
TCP Connection Termination
Timeout of Connection Establishment
Maximum Segment Size
Port Number
Socket Address
TCP Timers
Congestion Control Algorithms
Quality of Service
UDP Introduction
UDP Header
UDP Checksum
UDP Operations
UDP Encapsulation
UDP Decapsulation
Queuing
SCTP Services
Transmission Sequence Number
Stream Identifier
Stream Sequence Number
SCTP Packet Format
TCP vs UDP
Reliable Data Transfer