Dell N3200-ON EMC Networking N-Series Switches CLI Reference Guide version 6.7 - Page 1257

arp cachesize Use the arp cachesize command in Global Configuration mode to configure the maximum number of entries in the ARP cache. To return the maximum number of ARP cache entries to the default value, use the no form of this command. Syntax arp cachesize integer no arp cachesize • integer - Maximum number of ARP entries in the cache. Use the show sdm prefer command to display the supported ARP cache size. Default Configuration The switch defaults to using the maximum allowed cache size. Command Mode Global Configuration mode User Guidelines The ARP cache size is dependent on the switching hardware used. The allowed range of values may be different from the example given below for a given switch model. On VRF enabled switches, the ARP cache is shared among all VRF instances. Configuration of the cache size is shared among all VRF instances. Example The following example defines an arp cachesize of 1000. console(config)#arp cachesize 1000 arp dynamicrenew Use the arp dynamicrenew command in Global Configuration mode to enable the ARP component to automatically renew dynamic ARP entries when they age out. To disable the automatic renewal of dynamic ARP entries when they age out, use the no form of the command. Layer 3 Routing Commands 1257