Command
Description
arp ip-address hardware-address
Statically maps an IP address type [ alias ] to a hardware address
arp timeout seconds
Sets the amount of time a Cisco router holds ARP entries
clear arp-cache
Forces the deletion of all dynamic entries from the ARP table
debug ip icmp
Displays ICMP events as they occur on the router.
ip address ip-address mask
Assigns an IP address and [ secondary ] mask to an interface
ip netmask -format{bitcountdecimalhexadecimal}
Configures a router to display IP (address, mask) pairs in bitcount, dotted -decimal, or hexadecimal format
ip proxy-arp
Enables proxy ARP
ip redirects
Enables ICMP redirects