Network

TCP/IP Layers

• TCP/IP 4 Layer→
• Network Access Layer - TCP/IP Layer 1→
• Network Layer - TCP/IP Layer 2→
• Transport Layer - TCP/IP Layer 3→

Application Layer - TCP/IP Layer 4

• DNS (Domain Name System)→
• URI (Uniform Resource Identifier)→
• HTTP (HyperText Transfer Protocol)→
• HTTP Message→
• Entity→
• Method→
• Connection→
• HTTPS (HyperText Transfer Protocol Secure)→
• Cache→
• HTTP/2.0 (HyperText Transfer Protocol 2.0)→
• Cookie→
• Encoding→

Advanced

• Proxy→
• CORS (Cross-Origin Resource Sharing)→