TCP/IP
Contents
What is a protocol
TCPIP Stack
Application layer
Transport layer
Network layer
Link layer
Ports
Why we need them
Well known port numbers
Socket
Protocols
http
Hyper Text Transfer Protocol
https
A verified, secure version of HTTP.
ftp
File Transfer Protocol
SSH
Secure SHell Protocol. Designed for operating securely over an unsecure network.
telnet
Allows a user to log into a remote computer over the interlinking network.
pop3
Post Office Protocol 3
