Difference between revisions of "Arp (command)"

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* View ARP Cache:
 
* View ARP Cache:
 
**  <code>arp -a</code>
 
**  <code>arp -a</code>
**  <code>arp -an</code>
+
**  <code>[[arp -an]]</code> (Linux, MacOS)
 
** <code>cat [[/proc/net/]]arp</code>
 
** <code>cat [[/proc/net/]]arp</code>
* Delete an ARP entry: <code>arp -d 192.168.0.1</code>
+
* Delete an ARP entry:  
 +
** <code>arp -d 192.168.0.1</code>
 +
* Set ARP entry:
 +
** <code>arp -s address hw_addr</code>
 +
 
 +
== Windows commands ==
 +
* Clear ARP Cache:
 +
** <code>[[arp -d]]</code>
 +
 
 +
== Cisco IOS ==
 +
* <code>[[show arp]]</code>
 +
* [[show mac-address-table]]
  
 
== Related terms ==
 
== Related terms ==
 +
* <code>[[ip]] -s neighbor list</code>
 +
* <code>[[ip link]] set arp off dev eth0; ip link set arp on dev eth0</code>
 
* <code>[[/proc/sys/net/]]ipv4/route/gc_timeout</code>
 
* <code>[[/proc/sys/net/]]ipv4/route/gc_timeout</code>
 
== Windows commands ==
 
* Clear ARP Cache: <code>[[arp -d]]</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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