Proxy Address Resolution Protocol (ARP)
Proxy ARP is the address in which a device, usually a router, replies for admission ARP requests advised for added hosts.
By "faking" its identity, the router accepts albatross for acquisition these packets to the "real" destination. All interfaces on accessories are enabled to acquire and acknowledge to proxy ARP requests.
Proxy ARP, which is authentic in 1027, is enabled by absence on all interfaces.
The interface agreement approach command no ip proxy-arp can be acclimated to attenuate Proxy ARP on a per-interface basis.
Although the intricacies, advantages, and disadvantages of application Proxy ARP are above the ambit of this book, you should
explore them on your own.
Note
For added capacity on Proxy ARP, visit
http://www.cisco.com/en/US/tech/tk648/tk361/technologies_tech_note09186a0080094adb.shtml .