in your first job working with networks you'll probably work with one of the major providers of network equipment and you'll become very accustomed to using the command line for that particular ...

Cisco Catalyst 3750....when I do the "show arp" command, it tells me what vlan the macs are in. I don't care what vlan the mac is in, I need to know the physical port (fa1/0/3 for example). Any way to ...

One useful tool for diagnosing network troubles is the arp command — a tool which allows you to display the IP address to hardware (MAC) address mappings that a system has built so that it doesn’t ...

Jack Wallen shows you how to clear the Address Resolution Protocol cache and how to manage that cache with a few command switches. The Address Resolution Protocol (ARP) cache is a crucial component of ...