Some summary of TCP/IP protocol, including application layer service port number and so on

Tables: protocols for each layer of the TCP/IP Reference Model

Application Layer	FTP, TELNET, HTTP	SNMP, DNS
Transport Layer	Tcp	Udp
Network interconnection Layer	Ip
Host-Network layer	Ethernet: IEEE802.3 Token Ring Network: IEEE802.4

Table: Ports used by some general-purpose services in the application tier

Service	Port	Protocol
File transfer Service		FTP
Telnet service		TELNET
Transport mail Service		SMTP
For the World Wide Web (WWW) Text transfer service		HTTP
Access mail Service on remote server	POP3	"
Internet Message Access Service	143	IMAP4
Secure Hypertext Transfer Service	443	HTTPS
Secure telnet service	992	Telnets
Secure Message Access Service	993	Imaps