(Answered): 2. Following figure shows the encapsulation and de-encapsulation in OSI model. Describe each proces ...

2. Following figure shows the encapsulation and de-encapsulation in OSI model. Describe each process briefly (5 marks) Data encapsulation Application Header Data Application Application Presentation Header Data Presentation Presentation Session Header Data Session Session Transport Transport Header Data Transport Network Network Header Data Network Data Link Frame Header Data Data Link Physical Physical 0101100101100010110010100110 decapsulation 3. Discuss two types of application layer's protocol in TCP/IP model. (5 marks) Email File Transfer Web Name System Host Config DNS BOOTP DHCP SMTP FTP HTTP Application Layer POP TFTP IMAP