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syllabus/networking/networking.md

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+# Networking
+### Explain Protocols
+- Rules governing data transfer
+
+#### Types of Protocols
+- **TCP**: Reliable data transfer
+- **UDP**: Faster but less reliable
+- **MAC Address**: Hardware identification
+- **IP/DNS**: Internet addressing
+- **Network Ports**: Data pathways
+- **Subnetting**: Network segmentation
+- **Firewall Usage**: Security measure
+- **Other Protocols**: HTTP, FTP, SSH, TELNET
+- **OSI Model**: 7-layer model for networking
+- **VPNs**: Virtual Private Networks for secure communication