APPLICATION LAYER
PROVIDES APPLICATION LEVEL SERVICES WHERE USERS COMMUNICATE WITH THE COMPUTER
APPLICATION SERVICES
UNITES COMPONENTS FOR MORE THAN ONE NETWORK APPLICATION
EMAIL PROTOCOLS
POP3
IMAP
SMTP
WEB BROWSING PROTOCOLS
HTTP
HTTPS
SFTP
DOMAIN NAME SERVICE (DNS)
CONVERTS DOMAIN NAMES IN WEBSITES TO IP ADDRESSES AND VICE VERSA
FILE TRANSFER PROTOCOLS
FTP
FTPS
SFTP
REMOTE ACCESS PROTOCOLS
TELNET
SSH
SNMP
ENCAPSULATION
PROCESS OF PUTTING HEADERS AND TRAILERS AROUND DATA
DECAPSULATION
REMOVING THE APPLIED ENCAPSULATION TO ACCESS THE ORIGINAL DATA