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 ...

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 ...

It is sometimes useful to know the network commands to analyze or configure your TCP/IP networks. Here is the list of commands that can be used in the command prompt. This command is also useful to ...

Wireless networks have now mostly replaced wired LAN and you will find an abundance of wireless networks everywhere. Windows 11/10 offers various ways to manage your wireless networks using the ...