Network Protocols

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Table of Contents

Application Layer Protocols (Layer 7)

HTTP / HTTPS – HyperText Transfer Protocol (Secure)

FTP / SFTP – File Transfer Protocol / Secure FTP

SMTP – Simple Mail Transfer Protocol

IMAP – Internet Message Access Protocol

POP3 - Post Office Protocol

DNS – Domain Name System

DHCP – Dynamic Host Configuration Protocol

Telnet

SSH – Secure Shell

SNMP – Simple Network Management Protocol

NTP – Network Time Protocol

LDAP / LDAPS – Lightweight Directory Access Protocol (Secure)

RDP – Remote Desktop Protocol

TFTP – Trivial File Transfer Protocol

MPEG-DASH / HLS – Streaming protocols

Transport Layer Protocols (Layer 4)

TCP – Transmission Control Protocol (connection-oriented)

UDP – User Datagram Protocol (connectionless)

Network Layer Protocols (Layer 3)

IP (IPv4 / IPv6) – Internet Protocol

ICMP – Internet Control Message Protocol

IGMP – Internet Group Management Protocol

IPsec – Internet Protocol Security

ARP / RARP – Address Resolution Protocol / Reverse ARP

BGP – Border Gateway Protocol

OSPF – Open Shortest Path First

Other Protocols

DHCP - Dynamic Host Configuration Protocol