The IP Router Operating Parameters window displays the following fields:
IP Redundancy Admin Status — If enabled, this device serves as a backup if the current main device fails.
Inactive ARP Time Out — Seconds passed between ARP requests about an entry in the ARP table. After this period, the entry is deleted from the table.
ARP Proxy — If enabled, the device responds to ARP requests for located nodes. If disabled the device responds with its own MAC address.
ICMP error messages — If enabled the device generates ICMP error messages.