INTERACTIVE LEARNING
Learning Labs
Browser-based learning tools. These labs are simulations and do not connect to real devices or servers.
01 / IPV4 TOOL
Subnet Calculator
Enter an IPv4 address and CIDR prefix.
Press Calculate to see network, broadcast, mask and host range.
02 / NETWORK MODEL
OSI Model Explorer
Select a layer to explore its role.
HTTP, DNS, SSH, SMTP
03 / SWITCHING CONCEPT
VLAN Visualizer
See how VLANs create separate broadcast domains.
PC 1VLAN 10
SWITCH802.1Q
PC 2VLAN 20
VLAN 10 and VLAN 20 are separated at Layer 2. Layer 3 routing is required for communication between them.
04 / SAFE TERMINAL DEMO
Linux Terminal Simulator
Only predefined safe demo commands work here. This is not a real shell.
feruzbek@lab:~$ $ help
Available safe demo commands: help, pwd, ls, whoami, hostname, uname -a, date, ip addr, clear
Available safe demo commands: help, pwd, ls, whoami, hostname, uname -a, date, ip addr, clear
05 / KNOWLEDGE CHECK
Quick knowledge quiz
Answer the questions to check your understanding.
1. What does permission 755 mean in Linux?
2. Which OSI layer is associated with routing?
3. What does a VLAN separate?
4. What type of routing protocol is OSPF?
5. Which command displays MikroTik DHCP leases?
Your score will appear here.