Alternative chapter topics

✅ Network devices and their functions

✅ The Open Systems Interconnection (OSI) model

✅ Host to host communication in networking

✅ Network protocols and their functions

Cisco IOS CLI and device security

Connected and local routes

How to configure static routes on Cisco routers

Comparing TCP to UDP

How to configure standard ACLs on Cisco routers

The role of DNS within the network

Configuring and verifying DHCP client and relay

Static NAT configuration

✅ OSI model layers and security threats

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