It is possible to set several ARP modes in interface configuration. It can be adjusted with the command '/ip settings set max-neighbor-entries=' Note: The default maximum number of ARP entries is 8192. Whether ARP entry is added by DHCP server
The interface will respond to an ARP request only when the device has an active route towards the destination No need to set proxy-arp on the interface itself for all the MAC addresses to be proxied. When an ARP query is received for the specific IP address, the device will respond with its own MAC address. Static proxy-arp entry for individual IP address. Interface name the IP address is assigned to
Normally the table is built dynamically, but to increase network security, it can be partially or completely built statically by means of adding static entries. Router has a table of currently used ARP entries. Address Resolution Protocol is used to map OSI level 3 IP addresses to OSI level 2 MAC addreses. Even though IP packets are addressed using IP addresses, hardware addresses must be used to actually transport data from one host to another.