AIT Chapter 6 Internet of Things
Questions about the lecture 'Advanced Internet Technology' of the RWTH Aachen Chapter 6 Internet of Things
Questions about the lecture 'Advanced Internet Technology' of the RWTH Aachen Chapter 6 Internet of Things
Set of flashcards Details
| Flashcards | 48 |
|---|---|
| Language | English |
| Category | Computer Science |
| Level | University |
| Created / Updated | 05.02.2017 / 03.10.2018 |
| Licencing | Not defined |
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What are the complexity of the commercial world regarding the Internet of things (IoT)? [4]
1. Complex
2. Diversity of link layer technologies and application areas
3. Restrict to small multi-hop networks for robustness
4. Communicate with remote services via gateways
How to approach on connecting things (IoT)? [3]
1. Adapt Internet architecture IP
2. Gateways can locally represent sensor nodes if necessary
3. No single protocol stack but inter-operable network communication
What does 6LoWPAN stands for?
IPv6 over low power wireless personal area network
Which devices exist in a 6LoWPAN? [3]
1. Host 2. gateway (dual stack) and 3. sensor node
Which layers are similar for all 6LoWPAN devices? [3]
1. Application layer
2. Transport layer (TCP/UDP)
3. Network layer (IP)
What is the specification of the lowest layer for the host regarding 6LoWPAN devices?
Ethernet or other MAC/PHY
What is the specification of the lowest layer for the gateway (dual stack) regarding 6LoWPAN devices?
Ethernet or other MAC/PHY AND adaption layer 802.15.4 MAC/PHY
What is the specification of the lowest layer for the sensor node regarding 6LoWPAN devices?
Adaption layer 802.15.4 MAC/PHY
