Question
In 'Case 2' of deploying KNXnet/IP routers, what stays and what changes?
Answer
A — The backbone couplers become IP routers, the line couplers remain, and only the backbone line becomes Ethernet.
Source
KNX Basic Course Documentation — 19 — p. 85
All proposed choices (exam context)
- A.The backbone couplers become IP routers, the line couplers remain, and only the backbone line becomes Ethernet.✓
- B.All line couplers are removed and every main line becomes Ethernet.
- C.Nothing changes physically; only the routing counter is reset.
- D.Each individual device is given a second IP address.
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