Practice Labs, MCQs, Commands & Interview Preparation
✅ OSI Model
✅ TCP/IP Model
✅ IP Addressing
✅ Routing
✅ Switching
✅ Network Security
1. How many layers are there in OSI Model?
2. Which protocol is used for routing?
3. What is the purpose of VLAN?
4. Difference between TCP and UDP?
5. What is Subnet Mask?
show ip interface brief
show running-config
show version
ping
traceroute
Network Fundamentals
OSI & TCP/IP
Routing Protocols
Switching Concepts
Troubleshooting Scenarios