Uvod u računalne mreže - Vježba 8: “L7 komunikacija u mreži”
Zadatak: Pokrenuti Wireshark alat i postaviti alat da prati komunikaciju na aktivnoj mrežnoj kartici računala
Sljedeće zadatke odgovarajte direktno u ovom dokumentu i bilježite sve što radite. Pišite precizna, jasna objašnjenja i zaključke te dodajte screenshotove na kojima se vidi to što objašnjavate. Pohranite svoj rad na sustavu infoeduka pod "seminarski rad"
Jedno od ispitnih pitanja će biti iz ove vježbe.

Odgovorite na pitanja (uz pomoć nastavnika) (20min):
 
1. Izradite dijeljenu mapu na svom računalu i testirajte je li moguće pristupiti ovoj mapi s udaljenog računala i kopirati datoteke u mapu i iz mape.
2. Omogućite povezivanje s udaljenom radnom površinom na vašem računalu (RDP-Remote Desktop Protocol) i provjerite je li se moguće povezati na vaše računalo s nekog drugog računala u učionici koristeći RDP protokol

U suradnji s nastavnikom i kolegama napravite traženo i dokumentirajte proces i zaključke: (70 min.)
1.	Dokumentirajte sve faze uspostave, održavanja i zatvaranja komunikacie između vašeg računala i web servera https://www.freelancer.com (sve protokole prikazane na slici ispod)
2.	Napišite/objasnite kada se koriste pojedini protokoli, zašto se koriste (koja je njihova svrha i što se njima postiže) i kojim redom se ti protokoli koriste.

Za dodatno učenje (ukupno 160 minuta):
FTP (File Transfer Protocol), SFTP, TFTP Explained. (8 min)
https://youtu.be/tOj8MSEIbfA
How to Share Folders & Drives from one Computer to another Computer - Windows 10 (5min)
https://youtu.be/RYYe_Y-99fU
Remote Desktop Applications as Fast As Possible (5min)
https://youtu.be/PH3MICteZTo
How to Remotely Control Your Computer Using Any Device (access your desktop from anywhere) (7min)
https://youtu.be/VKibnU3Fqq4
Control your PC by your phone ( Microsoft remote desktop) (5 min)
https://youtu.be/_-oBT35AGVo
How to use AnyDesk to Access Remote Computer, Transfer Files , Chat and screen share to Another PC (11min)
https://youtu.be/TsFcZiOyRQM
How Address Resolution Protocol (ARP) Works (5 min)
https://youtu.be/Cx7foWGm5fo
ARP Explained - Address Resolution Protocol (5 min)
https://www.youtube.com/watch?v=cn8Zxh9bPio
What You Need to Know about IPv4 (6 min)
https://www.youtube.com/watch?v=O48yc2nYBRA
What is a Network? (19 minuta)
https://www.youtube.com/watch?v=CRF0ysrEbDA
TCP and UDP: Comparing Transport Protocols (6 min)
https://www.youtube.com/watch?v=MMDhvHYAF7E
UDP and TCP: Comparison of Transport Protocols (12 min)
https://www.youtube.com/watch?v=Vdc8TCESIg8
Port Numbers Explained | Cisco CCNA 200-301 (8 min)
https://www.youtube.com/watch?v=RDotMcs0Erg
How TCP Works - The Handshake (14 min)
https://youtu.be/HCHFX5O1IaQ
How TCP Works - Sequence Numbers (6 min)
https://www.youtube.com/watch?v=BWILgDt6jz0
DHCP Explained - Dynamic Host Configuration Protocol (10 min)
https://youtu.be/e6-TaH5bkjo 
DHCP Explained | Step by Step (6 min)
https://youtu.be/S43CFcpOZSI 
NAT Explained | Overload, Dynamic & Static (9 min)
https://youtu.be/qij5qpHcbBk 
DNS and DHCP (CISSP Free by Skillset.com)-(7min)
https://youtu.be/ifeUrPH-v_k 
NS (Domain Name System) - Explained , Types of Domain Name Servers | How DNS works | TechTerms (7 min)
https://youtu.be/JkEYOt08-rU