# Engine Editor > Interfaces > ARP Entries

Use this branch to manually add ARP entries for IPv4 or neighbor discover entries for IPv6.

Option | Definition
--- | ---
Type | Static — The ARP entry gives the Security Engine a permanent reference to an IP address/MAC address pair. Proxy — The ARP entry gives the Security Engine a reference to an IP address/MAC address pair for which the Security Engine provides proxy ARP. Proxy ARP is possible only for hosts located in networks directly connected to the Security Engine.
Interface ID | The interface on which you want to apply this ARP entry
IP Addresses | Enter an IPv4 or IPv6 address.
MAC Address | Enter a MAC Address.
Add ARP Entry | Adds an ARP entry.
Remove ARP Entry | Removes the selected ARP entry.