Network Networking-Basics Network-Structure

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TCP/IP Model

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Internet Protocol Soup Similar to the OSI Model but with 5 layers instead of 7

1. 07-Application Layer
2. 04-Transport Layer
3. 03-Network Layer
4. 02-Data Link Layer
5. 01-Physical Layer

Application, presentation, session layers from OSI Model are merged into one.

Protocols:

• HTTP
• DHCP (IP Address management from the router)
• FTP (file transfer)
• SMTP(simple mail transfer protocol)
• POP3 & IMAP (to receive emails)
• SSH
• VNC