Network protocols

List of Protocols

Protocol	Port	TCP/UDP	Description
HTTP	80	TCP	Hypertext Transfer Protocol
HTTPS	443	TCP	HTTP over TLS/SSL encryption
FTP	21	TCP	File Transfer Protocol
SSH	22	TCP	Secure Shell
Telnet	23	TCP	Remote terminal access
SMTP	25	TCP	Simple Mail Transfer Protocol
DNS	53	TCP/UDP	Domain Name System
BOOTP	67/68	UDP	BOOTP is used for automatically assigning IP addresses and other network configuration parameters to network devices. It operates on ports 67 (server) and 68 (client) using UDP.
DHCP	67/68	UDP	Dynamic Host Configuration Protocol
TFTP	69	UDP	Trivial File Transfer Protocol
SNMP	161	UDP	Simple Network Management Protocol
NTP	123	UDP	Network Time Protocol
RDP	3389	TCP	Remote Desktop Protocol
SIP	5060	UDP	Session Initiation Protocol
ICMP	-	ICMP	Internet Control Message Protocol
IGMP	-	IGMP	Internet Group Management Protocol
POP3	110	TCP	Post Office Protocol v3
IMAP	143	TCP	Internet Message Access Protocol
POP3 SSL	995	TCP	Secure POP3
IMAP SSL	993	TCP	Secure IMAP
SMTP SSL	465	TCP	Secure SMTP
LDAP	389	TCP	Lightweight Directory Access Protocol
LDAPS	636	TCP	Secure Lightweight Directory Access Protocol
RADIUS	1812	UDP	Remote Authentication Dial-In User Service
RADIUS Accounting	1813	UDP	RADIUS accounting protocol
BGP	179	TCP	Border Gateway Protocol
OSPF	89	IP	Open Shortest Path First
ICMPv6	-	ICMPv6	ICMP for IPv6
IPv6	-	IPv6	Internet Protocol version 6
PPTP	1723	TCP	Point-to-Point Tunneling Protocol
L2TP	1701	UDP	Layer 2 Tunneling Protocol
IPsec	-	-	Internet Protocol Security
SNMP Trap	162	UDP	SNMP traps (notifications)
NNTP	119	TCP	Network News Transfer Protocol
HTTP Proxy	3128	TCP	HTTP proxy server
SOCKS	1080	TCP	SOCKS proxy server
NFS	2049	TCP/UDP	Network File System
MySQL	3306	TCP	MySQL database server
PostgreSQL	5432	TCP	PostgreSQL database server
MSSQL	1433	TCP	Microsoft SQL Server
Rsync	873