526 | IPv4 Routingw w w . d e l l . c o m | s u p p o r t . d e l l . c o m Configure static ARP entriesARP dynamically maps the MAC and IP addresses, and while most network host support dynamicmapping, you can configure an ARP entry (called a static ARP) for the ARP cache.To configure a static ARP entry, use the following command in the CONFIGURATION mode:These entries do not age and can only be removed manually. To remove a static ARP entry, use the no arpip-address command syntax.To view the static entries in the ARP cache, use the show arp static command in the EXEC privilege modeas shown below.FTOS#show arpProtocol Address Age(min) Hardware Address Interface VLAN CPU--------------------------------------------------------------------------------Internet 10.1.2.4 17 08:00:20:b7:bd:32 Ma 1/0 - CPFTOS#Enable Proxy ARPBy default, Proxy ARP is enabled. To disable Proxy ARP, use no proxy-arp command in the interfacemode.To re-enable Proxy ARP, use the following command in the INTERFACE mode:To view if Proxy ARP is enabled on the interface, use the show config command in the INTERFACEmode. If it is not listed in the show config command output, it is enabled. Only nondefault information isdisplayed in the show config command output.Command Syntax Command Mode Purposearp ip-address mac-address interface CONFIGURATION Configure an IP address and MAC address mappingfor an interface.• ip-address: IP address in dotted decimal format(A.B.C.D).• mac-address: MAC address in nnnn.nnnn.nnnnformat• interface: enter the interface type slot/portinformation.Command Syntax Command Mode Purposeip proxy-arp INTERFACE Re-enable Proxy ARP.
