Iterverse Packets
Instructions, worksheets, and self-checks for applied networking labs — with notes on where Packet Tracer matches real hardware and where it doesn't.
Subnetting · IP Addressing · DHCP
Applied Subnetting in Enterprise Design
Analyze department device counts, design a VLSM subnet plan for 192.168.100.0/24, and rebuild the network in Packet Tracer with per-department DHCP.
Wireshark · HTTP · Packet CaptureAnalyzing Insecure Traffic with Wireshark
Run a local insecure login app, capture the traffic with Wireshark, and find the unencrypted username and password in the raw packet data.