Arp


ʾ޸ġַЭ (ARP)еĿARP аһڴ洢 IP 
ַ侭̫ƻַϰװÿһ̫ƻԼıûвʹã arp 
ʾϢ

﷨


arp [-a [InetAddr] [-N 
IfaceAddr]] [-g [InetAddr] [-N 
IfaceAddr]] [-d InetAddr [IfaceAddr]] 
[-s InetAddr EtherAddr [IfaceAddr]]




  -a [InetAddr] [-N IfaceAddr] 
  ʾнӿڵĵǰ ARP Ҫʾָ IP ַ ARP ʹô InetAddr  arp 
  -a˴ InetAddr ָ IP ַҪʾָӿڵ ARP ʹ -N 
  IfaceAddr ˴ IfaceAddr ָӿڵ IP ַ-N ִСд 
  -g [InetAddr] [-N IfaceAddr] 
   -a ͬ 
  -d InetAddr [IfaceAddr] 
  ɾָ IP ַ˴ InetAddr  IP ַָĽӿڣҪɾеĳʹ 
  IfaceAddr ˴ IfaceAddr ýӿڵ IP ַҪɾʹǺ (*) 
  ͨ InetAddr 
  -s InetAddr EtherAddr [IfaceAddr] 
   ARP ӿɽ IP ַ InetAddr ַ EtherAddr 
  ľ̬ҪָӿڵıӾ̬ ARP ʹ IfaceAddr ˴ IfaceAddr 
  ýӿڵ IP ַ 
  /? 
  ʾʾ 

ע


  InetAddr  IfaceAddr  IP ַôԲʮƼʾ 
  ַ EtherAddr 
  ֽɣЩֽʮƼʾַ磬00-AA-00-4F-2A-9C 
  ͨ -s ӵھ̬ǲ ARP гʱֹ TCP/IP 
  ЭЩᱻɾҪõľ̬ ARP ļʹʵ arp 
  ͨƻʱиļ 
  ֻеЭ (TCP/IP) Э аװΪԵʱſá 
  




Ҫʾнӿڵ ARP ɼ룺

arp -a

ָɵ IP ַΪ 10.0.0.99 ĽӿڣҪʾ ARP ɼ룺

arp -a -N 10.0.0.99

Ҫӽ IP ַ 10.0.0.80 ַ 00-AA-00-4F-2A-9C ľ̬ ARP ɼ룺

arp -s 10.0.0.80 00-AA-00-4F-2A-9CXOX 



