Should I Clear the Arp Cache?
Clearing the Arp Cache Is Not Always Needed. in Fact, in Most Cases Rebooting the Switch or the Router Is More Than Enough to Fix Any Latency or Connection...
Clearing the ARP cache is not always needed. In fact, in most cases rebooting the switch or the router is more than enough to fix any latency or connection issues. Clearing the ARP cache essentially causes all the requests in your database to go through the entire ARP process again.
Is it bad to clear ARP cache?
Clearing the ARP cache isn't harmful, even if all entries appear correct. Therefore, it's a safe step to take during troubleshooting.
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What is the purpose of the ARP cache?
An ARP cache is a collection of Address Resolution Protocol entries (mostly dynamic) that are created when an IP address is resolved to a MAC address (so the computer can effectively communicate with the IP address).