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What is proxy arp?

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Question added by Moustafa Tarek Fawzy Ashour , communication system Engineer , ABF
Date Posted: 2013/10/14
FOWZY seraj
by FOWZY seraj , project manager , APSG in King Abdul-Aziz Airport (Hajj Terminal )

Proxy ARP can be used in a network where clients placed on different physical networks are configured as if they are all on the same subnet. It can be used to create a subnetting effect without changing the network configuration of the devices. A router or switch with the Proxy ARP feature enabled will reply to any broadcast with its own MAC address. Clients that tries to communicate with devices outside the local network will be sent to the router or switch that then forwards the traffic. 

In this day and age there is no reason to have Proxy ARP enabled unless you know exactly what you're doing.

Anto Job
by Anto Job , System Administrator & IT Support , Mizpah Systems

Address Resolution Protocol) is a technique by which a device on a given network answers the ARP queries for a network address that is not on that network. The ARP Proxy is aware of the location of the traffic's destination, and offers its own MAC address in reply, effectively saying, "send it to me, and I'll get it to where it needs to go." Serving as an ARP Proxy for another host effectively directs LAN traffic to the Proxy. The "captured" traffic is then typically routed by the Proxy to the intended destination via another interface or via a tunnel.

The process which results in the node responding with its own MAC address to an ARP request for a different IP address for proxying purposes is sometimes referred to as 'publishing'.

abdalrahman mohmmad
by abdalrahman mohmmad , IT Support Engineer , mixfm

Proxy ARPs a technique by which a device on a given network answers the ARP queries for a network address

The "captured" traffic is then typically routed by the Proxy to the intended destination via another interface or via a tunne

Manoj Patil
by Manoj Patil , Technical Support Engineer , Intertec Systems LLC

Proxy ARP (Address Resolution Protocol) is a technique by which a device on a given network answers the ARP queries for a network address that is not on that network. The ARP Proxy is aware of the location of the traffic's destination, and offers its own MAC address in reply, effectively saying, "send it to me, and I'll get it to where it needs to go." Serving as an ARP Proxy for another host effectively directs LAN traffic to the Proxy. The "captured" traffic is then typically routed by the Proxy to the intended destination via another interface or via atunnel.

Proxy ARP (Address Resolution Protocol) is a technique by which a device on a given network answers the ARP queries for a network address that is not on that network. The ARP Proxy is aware of the location of the traffic's destination, and offers its own MAC address in reply, effectively saying, "send it to me, and I'll get it to where it needs to go." Serving as an ARP Proxy for another host effectively directs LAN traffic to the Proxy. The "captured" traffic is then typically routed by the Proxy to the intended destination via another interface or via a tunnel.

 

 

Source Wiki :)

Proxy ARP is a technique where a device, like a router, responds to ARP requests on behalf of another device, enabling seamless communication between different networks. If you’re managing multiple online identities or devices, Multilogin can simplify this process with its advanced browser profiles and proxy management features.

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