---
title: Data Communication and Computer Networks
description: "| **Subject Notes** | **Download** | | --- | --- | | DCCN -UNIT-6.pdf | [Download](https://jecrcfoundation.com/wp-content/uploads/notes/btech/Information%20Technology/4th%20Semester/Data%20Communication%20and%20Computer%20Network/DCCN%20-UNIT-6.pdf) | | DCCN-UNIT-1,2,3.pdf | [Download](https://jecrcfoundation.com/wp-content/uploads/notes/btech/Information%20Technology/4th%20Semester/Data%20Communication%20and%20Computer%20Network/DCCN-UNIT-1,2,3.pdf) | | DCCN-UNIT-4.pdf | [Download](https://jecrcfoundation.com/wp-content/uploads/notes/btech/Information%20Technology/4th%20Semester/Data%20Communication%20and%20Computer%20Network/DCCN-UNIT-4.pdf) | | DCCN-unit-5 .pdf | [Download](https://jecrcfoundation.com/wp-content/uploads/notes/btech/Information%20Technology/4th%20Semester/Data%20Communication%20and%20Computer%20Network/DCCN-unit-5%20.pdf) |    "
url: "https://jecrcfoundation.com/videos/data-communication-and-computer-networks-2/"
updated: "2023-11-23"
category: Information Technology / 4th Semester
---

# Data Communication and Computer Networks

| **Subject Notes** | **Download** |
| --- | --- |
| DCCN -UNIT-6.pdf | [Download](https://jecrcfoundation.com/wp-content/uploads/notes/btech/Information%20Technology/4th%20Semester/Data%20Communication%20and%20Computer%20Network/DCCN%20-UNIT-6.pdf) |
| DCCN-UNIT-1,2,3.pdf | [Download](https://jecrcfoundation.com/wp-content/uploads/notes/btech/Information%20Technology/4th%20Semester/Data%20Communication%20and%20Computer%20Network/DCCN-UNIT-1,2,3.pdf) |
| DCCN-UNIT-4.pdf | [Download](https://jecrcfoundation.com/wp-content/uploads/notes/btech/Information%20Technology/4th%20Semester/Data%20Communication%20and%20Computer%20Network/DCCN-UNIT-4.pdf) |
| DCCN-unit-5 .pdf | [Download](https://jecrcfoundation.com/wp-content/uploads/notes/btech/Information%20Technology/4th%20Semester/Data%20Communication%20and%20Computer%20Network/DCCN-unit-5%20.pdf) |