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Welcome to the IIKT2105 / TTM4191 companion website. Here you can find most of the required materials for the labs. Please use the navigation menu at the top to access the different pages.

For reference, the following table shows an overview of the course, RAT, and lab content throughout the semester.

Week	Content	RAT	Lab	Lab Content
3	L1, 2: Course organization, introduction: computer networks and the Internet, Linux CLI
4	L3, 4: Application layer (web, email)	1	1	Linux CLI
5	L5, 6: Application layer (DNS, sockets)	2	2	Application Layer
6	L7, 8: Transport layer (connectionless)	3
7	L9, 10: Transport layer (connection-oriented)	4	3	Transport Layer
8	L11, 12: Transport layer (TCP, congestion control, start network layer DP)	5
9	L13, 14: Network layer (data plane cont'd)	6
10	L15, 16: Network layer (control plane)	7	4	Network & Link Layer
11	L17, 18: Link layer and LANs	8
12	L19, 20: Wireless and mobile networks + IoT introduction, state machines	9
13	L21, 22: Security in computer networks	10	5	Security
16	L23, 24: Security in computer networks (part 2)	11
17	L25, 26: HTTP, JSON, serialization, communication patterns, MQTT // Smart Grid Overview & Architercture	12	6	Industrial / Smart Grid comms
18	L27: Industrial communications / MODBUS // Smart Grid Protocols
18	L28: Wrap-up / review / exam Q&A