TCP/IP ProtocolsTCP - Transmission Control ProtocolTCP is used for transmission of data from an application to the network.
IP - Internet Protocol IP takes care of the communication with other computers.
HTTP - Hyper Text Transfer ProtocolHTTP takes care of the communication between a web server and a web browser.
HTTPS - Secure HTTP HTTPS takes care of secure communication between a web server and a web browser.
SSL - Secure Sockets LayerThe SSL protocol is used for encryption of data for secure data transmission.
SMTP - Simple Mail Transfer Protocol SMTP is used for transmission of e-mails.
MIME - Multi-purpose Internet Mail ExtensionsThe MIME protocol lets SMTP transmit multimedia files including voice, audio, and binary data across TCP/IP networks.
IMAP - Internet Message Access ProtocolIMAP is used for storing and retrieving e-mails.
POP - Post Office ProtocolPOP is used for downloading e-mails from an e-mail server to a personal computer.
FTP - File Transfer ProtocolFTP takes care of transmission of files between computers.
NTP - Network Time ProtocolNTP is used to synchronize the time (the clock) between computers.
DHCP - Dynamic Host Configuration ProtocolDHCP is used for allocation of dynamic IP addresses to computers in a network.
SNMP - Simple Network Management ProtocolSNMP is used for administration of computer networks.
LDAP - Lightweight Directory Access ProtocolLDAP is used for collecting information about users and e-mail addresses from the internet.
ICMP - Internet Control Message ProtocolICMP takes care of error-handling in the network.
ARP - Address Resolution ProtocolARP is used by IP to find the hardware address of a computer network card based on the IP address.
RARP - Reverse Address Resolution ProtocolRARP is used by IP to find the IP address based on the hardware address of a computer network card.
BOOTP - Boot ProtocolBOOTP is used for booting (starting) computers from the network.
PPTP - Point to Point Tunneling ProtocolPPTP is used for setting up a connection (tunnel) between private networks.