Summary
Summary - Computernetwerken
- Course
- Institution
This is the summary of the computer networks course. This contains all the powerpoints extensively. Notes from the lesson are also written here.
[Show more]
Seller
Follow
remi79
Content preview
RESUME COMPUTER-NETWORKS
17/12/2023
Abstract
This is the summary of the presentations, so the course of the computer networking subject.
Remi Demeyer
,Remi Demeyer
Contents
1. Networking today ............................................................................................ 14
1.1. Networks affect our lives............................................................................. 14
1.2. Network components.................................................................................. 14
1.2.1. Host roles ........................................................................................... 14
1.2.2. Peer to Peer (PTP) ................................................................................ 14
1.2.3. End devices ......................................................................................... 14
1.2.4. Intermediary network devices ................................................................ 15
1.2.5. Network media .................................................................................... 15
1.3. Network representations and topologies ........................................................ 15
1.3.1. Network representations ....................................................................... 15
1.3.2. Topology diagrams ............................................................................... 15
1.4. Common types of networks ......................................................................... 16
1.4.1. Networks of many sizes ......................................................................... 16
1.4.2. LANs and WANs ................................................................................... 16
1.4.3. The internet ........................................................................................ 16
1.4.4. Intranets and extranets ......................................................................... 16
1.5. Internet connections .................................................................................. 17
1.5.1. Internet access technologies .................................................................. 17
1.5.2. Home and small office internet connections .............................................. 17
1.5.3. Businesses internet connections ............................................................. 17
1.5.4. The converging network ........................................................................ 18
1.6. Reliable Networks ...................................................................................... 18
1.6.1. Network architecture ............................................................................ 18
1.6.2. fault tolerance ..................................................................................... 18
1.6.3. Scalability ........................................................................................... 18
1.6.4. Quality of service ................................................................................. 18
1.6.5. Network security .................................................................................. 19
1.7. Network trends ......................................................................................... 19
1.7.1. Recent trends ...................................................................................... 19
1.7.2. BYOS or bring your own device............................................................... 19
1.7.3. Online collaboration .............................................................................. 19
1.7.4. Video communication ............................................................................ 19
1.7.5. Cloud computing .................................................................................. 20
1.7.6. Technology trends in the home ............................................................... 20
1.7.7. Powerline networking ............................................................................ 20
1.7.8. Wireless broadband .............................................................................. 20
1.8. Network security ....................................................................................... 21
Pagina 1 van 124
,Remi Demeyer
1.8.1. Security threats ................................................................................... 21
1.8.2. Security solutions ................................................................................. 21
2. Make some exercises ....................................................................................... 21
2.1. Subnetting lesson 5 ................................................................................... 21
2.2. IPv4 module 11 ......................................................................................... 21
3. Protocols and Models ....................................................................................... 22
3.1. The rules .................................................................................................. 22
3.1.1. Communication fundamentals ................................................................ 22
3.1.2. Communications protocols ..................................................................... 22
3.1.3. Rule establishes ................................................................................... 22
3.1.4. Network protocol requirements ............................................................... 22
3.1.5. Message encoding ................................................................................ 22
3.1.6. Message formatting and encapsulation..................................................... 22
3.1.7. Message size ....................................................................................... 23
3.1.8. Message timing .................................................................................... 23
3.1.9. Message delivery options ....................................................................... 23
3.2. Protocols .................................................................................................. 23
3.2.1. Network protocol overview ..................................................................... 23
3.2.2. Network protocol functions .................................................................... 24
3.2.3. Protocol interaction............................................................................... 24
3.3. Protocol suites .......................................................................................... 24
3.3.1. Network protocol suites ......................................................................... 24
3.3.2. Evolution of protocol suites .................................................................... 24
3.3.3. TCP/IP Protocol example ....................................................................... 25
3.3.4. TCP/IP protocol suite ............................................................................ 25
3.3.5. TCP/IP communication process ............................................................... 25
3.4. Standards organizations ............................................................................. 25
3.4.1. Open standards ................................................................................... 25
3.4.2. Internet standards................................................................................ 25
3.4.3. Electronic and communications standards ................................................ 26
3.5. Reference models ...................................................................................... 26
3.5.1. The benefits of using a layered model ...................................................... 26
3.5.2. The OSI reference model ....................................................................... 27
3.5.3. The TCP/IP reference model ................................................................... 27
3.5.4. OSI and TCP/IP model comparison .......................................................... 27
3.6. Data encapsulation .................................................................................... 28
3.6.1. Segmenting messages .......................................................................... 28
3.6.2. Sequencing ......................................................................................... 28
Pagina 2 van 124
, Remi Demeyer
3.6.3. Protocol data units ............................................................................... 28
3.6.4. Encapsulation example .......................................................................... 28
3.6.5. De-encapsulation example ..................................................................... 29
3.7. Data access .............................................................................................. 29
3.7.1. Addresses ........................................................................................... 29
3.7.2. Layer 3 Logical Address ......................................................................... 29
3.7.3. Devices on the same network ................................................................. 29
3.7.4. Role of the data link layer addresses: same IP network .............................. 30
3.7.5. Devices on a remote network ................................................................. 30
3.7.6. Role of the network layer addresses ........................................................ 30
3.7.7. Role of the data link layer addresses: different IP Networks ........................ 30
3.7.8. Data link addresses .............................................................................. 31
4. Physical layer ................................................................................................. 32
4.1. Purpose of the physical layer ....................................................................... 32
4.1.1. The physical connection ........................................................................ 32
4.1.2. The physical layer ................................................................................ 32
4.2. Physical layer characteristics ....................................................................... 32
4.2.1. Physical layer standards ........................................................................ 32
4.2.2. Physical components ............................................................................. 32
4.2.3. Encoding............................................................................................. 33
4.2.4. Signalling ............................................................................................ 33
4.2.5. Bandwidth........................................................................................... 33
4.2.6. Bandwidth terminology ......................................................................... 33
4.3. Copper cabling .......................................................................................... 33
4.3.1. Characteristics of copper cabling ............................................................. 33
4.3.2. Types of copper cabling ......................................................................... 34
4.3.3. Unshielded twisted pair (UTP) ................................................................ 34
4.3.4. Shielded twisted pair (STD) ................................................................... 34
4.3.5. Coaxial cable ....................................................................................... 34
4.4. UTP cabling .............................................................................................. 35
4.4.1. Properties of UTP cabling ....................................................................... 35
4.4.2. UTP cabling standards and connectors ..................................................... 35
4.4.3. Straight-through and crossover UTP cables ............................................... 35
4.5. Fiber-optic cabling ..................................................................................... 35
4.5.1. Properties of fiber-optic cabling .............................................................. 35
4.5.2. Types of fiber media ............................................................................. 36
4.5.3. Fiber-optic cabling usage ....................................................................... 36
4.5.4. Fiber optic connectors ........................................................................... 36
Pagina 3 van 124
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller remi79. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.26. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
73527 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 15 years now