2025-03-14 21:59:59 -06:00
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# ip neighbour
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> Neighbour/ARP tables management IP subcommand.
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> More information: <https://manned.org/ip-neighbour.8>.
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- Display the neighbour/ARP table entries:
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2025-03-19 19:23:44 -06:00
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`ip {{[n|neighbour]}}`
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2025-03-14 21:59:59 -06:00
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2025-07-24 22:27:13 -06:00
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- Remove entries in the neighbour table on device `ethX`:
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2025-03-14 21:59:59 -06:00
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2025-07-24 22:27:13 -06:00
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`sudo ip {{[n|neighbour]}} {{[f|flush]}} dev {{ethX}}`
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2025-03-14 21:59:59 -06:00
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- Perform a neighbour lookup and return a neighbour entry:
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2025-07-24 22:27:13 -06:00
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`ip {{[n|neighbour]}} {{[g|get]}} {{lookup_ip}} dev {{ethX}}`
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2025-03-14 21:59:59 -06:00
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2025-07-24 22:27:13 -06:00
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- Add or delete an ARP entry for the neighbour IP address to `ethX`:
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2025-03-14 21:59:59 -06:00
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2025-07-24 22:27:13 -06:00
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`sudo ip {{[n|neighbour]}} {{add|delete}} {{ip_address}} lladdr {{mac_address}} dev {{ethX}} nud reachable`
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2025-03-14 21:59:59 -06:00
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2025-07-24 22:27:13 -06:00
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- Change or replace an ARP entry for the neighbour IP address to `ethX`:
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2025-03-14 21:59:59 -06:00
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2025-07-24 22:27:13 -06:00
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`sudo ip {{[n|neighbour]}} {{change|replace}} {{ip_address}} lladdr {{new_mac_address}} dev {{ethX}}`
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