List of Protocols and there Port numbers

Protocol	Port number	Protocol Used
FTP File Transfer Protocol	20 - for data 21 - for connection establishing	TCP/UDP TCP
SFTP Secure File Transfer Protocol	22	TCP
SSH Secure Shell Protocol	22	TCP
Telnet	23	TCP
SMTP Simple Mail Transfer Protocol	25	TCP
Encrypted SMTP	26	TCP/UDP
WHOIS	43	TCP
DNS Domain Name Services	53	TCP/UDP
DHCP Dynamic Host Configuration Protocol	67 server 68 client	UDP
DHCP Ver 6	546 – DHCPv6 Client 547 – DHCPv6 Server	TCP/UDP TCP/UDP
TFTP Trivalent File Transfer Protocol	69	UDP
SFTP Simple File Transfer Protocol	115	TCP
POP3 Post Office Protocol	110	TCP
IMAP Internet Message Access Protocol	143	TCP
HTTP Hyper Text Transfer Protocol	80	TCP
HTTPS Web Server With Security Secure Socket Layer (SSL)	443	TCP
SNMP Simple Network Managing Protocol	161	UDP
NTP Network Time Protocol	123	UDP
NNTP Network News Transfer Protocol	119	TCP
RIP Routing Information Protocol	520	UDP
RIPng RIP Next Generation	521	UDP
BGP Border Gateway Protocol	179	TCP
Syslog Used for system Logging	514	UDP
ICMP Internet Control Message Protocol	1
ICMP for IPv6	58
TCP Transfer Control Protocol	6
EGP Exterior Gateway Protocol	8
IGP Interior Gateway Protocol	9
UDP     User Datagram Protocol	17
EIGRP Enhanced Interior Gateway Routing Protocol	88
OSPF   Open Shortest Path First	89