What does split-horizon do?
- Prevent routing loop in distance vector protocol
- Prevent switching loop in distance vector protocol
- Prevent switching loop in link-state protocol
- Prevent routing loop in link-state protocol
Explanation: The split-horizon rule states that “a router never sends information about a route back in same direction Which is original information came”. This rule is used in distance vector protocol (like RIP or EIGRP) to prevent Layer 3 routing loop.
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