Some applications related to arp.exe

Source: Internet
Author: User

Arp.exe is a program for managing the underlying physical addresses of NICs. Each Nic has a unique physical address in the world.
When accessing the internet, the dynamic IP address is shot according to this physical address.
There are two network adapters with the same physical address in the same LAN segment.
Conflict.
Arp-a: displays the arp shadow;
Arp-s physical IP address, add an arp shot, such as arp-s 192.168.1.1 00-aa-00-00-c2
-99;
The physical address of the arp-d IP address. del an arp shot.
Usage: When an IP address conflict occurs, you can use this command to block the conflicting IP address!
Detailed usage:
Displays and modifies the IP-to-Physical address translation tables used
Address resolution protocol (ARP ).
ARP-s inet_addr eth_addr [if_addr]
ARP-d inet_addr [if_addr]
ARP-a [inet_addr] [-N if_addr]
-A Displays current ARP entries by interrogating the current
Protocol data. If inet_addr is specified, the IP and Physical
Addresses for only the specified computer are displayed. If
More than one network interface uses ARP, entries for each ARP
Table are displayed.
-G Same as-.
Inet_addr Specifies an internet address.
-N if_addr Displays the ARP entries for the network interface specified
By if_addr.
-D Deletes the host specified by inet_addr.
-S Adds the host and associates the Internet address inet_addr
With the Physical address eth_addr. The Physical address is
Given as 6 hexadecimal bytes separated by hyphens. The entry
Is permanent.
Eth_addr Specifies a physical address.
If_addr If present, this specifies the Internet address of
Interface whose address translation table shocould be modified.
If not present, the first applicable interface will be used.

Example:
> Arp-s 157.55.85.212 00-aa-00-62-c6-09... Adds a static entry.
> Arp-a... Displays the arp table.

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