Difference between revisions of "Arp (command)"

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<code>[[wikipedia:arp|arp]]</code><ref>http://man7.org/linux/man-pages/man8/arp.8.html</ref> command displays or modifies the [[IP]] to [[MAC]] translation tables used by the [[Address Resolution Protocol (ARP)]]
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<code>[[wikipedia:arp|arp]]</code><ref>http://man7.org/linux/man-pages/man8/arp.8.html</ref> command displays or modify [[IP]] to [[MAC]] translation table used by the [[Address Resolution Protocol (ARP)]]
  
  
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* View ARP Cache:
 
* View ARP Cache:
 
**  <code>arp -a</code>
 
**  <code>arp -a</code>
** <code>cat /proc/net/arp</code>
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**  <code>[[arp -an]]</code> (Linux, MacOS)
* Delete an ARP entry: <code>arp -d 192.168.0.1</code>
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** <code>cat [[/proc/net/]]arp</code>
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* Delete an ARP entry:  
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** <code>arp -d 192.168.0.1</code>
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* Set ARP entry:
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** <code>arp -s address hw_addr</code>
  
 
== Windows commands ==
 
== Windows commands ==
* Clear ARP Cache: <code>arp -d</code>
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* Clear ARP Cache:  
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** <code>[[arp -d]]</code>
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== Cisco IOS ==
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* <code>[[show arp]]</code>
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* [[show mac-address-table]]
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== Related terms ==
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* <code>[[ip]] -s neighbor list</code>
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* <code>[[ip link]] set arp off dev eth0; ip link set arp on dev eth0</code>
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* <code>[[/proc/sys/net/]]ipv4/route/gc_timeout</code>
  
 
== See also ==
 
== See also ==

Latest revision as of 11:39, 21 April 2021

arp[1] command displays or modify IP to MAC translation table used by the Address Resolution Protocol (ARP)


Linux commands[edit]

  • View ARP Cache:
  • Delete an ARP entry:
    • arp -d 192.168.0.1
  • Set ARP entry:
    • arp -s address hw_addr

Windows commands[edit]

Cisco IOS[edit]

Related terms[edit]

See also[edit]

  • http://man7.org/linux/man-pages/man8/arp.8.html
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