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42 lines
973 B
Plaintext
42 lines
973 B
Plaintext
---
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syntax: markdown
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tags: [tldr, linux]
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source: https://github.com/tldr-pages/tldr.git
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---
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# ip rule
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> IP routing policy database management.
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> More information: <https://manned.org/ip-rule>.
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- Display the routing policy:
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`ip {{[ru|rule]}}`
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- Add a new rule based on packet source addresses:
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`sudo ip {{[ru|rule]}} {{[a|add]}} from {{192.168.178.2/32}}`
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- Add a new rule based on packet destination addresses:
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`sudo ip {{[ru|rule]}} {{[a|add]}} to {{192.168.178.2/32}}`
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- Delete a rule based on packet source addresses:
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`sudo ip {{[ru|rule]}} {{[d|delete]}} from {{192.168.178.2/32}}`
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- Delete a rule based on packet destination addresses:
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`sudo ip {{[ru|rule]}} {{[d|delete]}} to {{192.168.178.2/32}}`
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- Flush all deleted rules:
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`sudo ip {{[ru|rule]}} {{[f|flush]}}`
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- Save all rules to a file:
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`ip {{[ru|rule]}} {{[s|save]}} > {{path/to/ip_rules.dat}}`
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- Restore all rules from a file:
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`sudo ip {{[ru|rule]}} {{[r|restore]}} < {{path/to/ip_rules.dat}}`
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