AddrMon is a network tool that can be used to debug or monitor a network or see if host computers are online. Addrmon can PING (Packet INternet Groper), Traceroute or Monitor a single or multiple host computers simultaneously. PING a computer to determine whether a particular IP address (host) is reachable online by sending out a packet and waiting for a response. Send a user defined number off ICMP (Internet Control Message Protocol) packets at a specified time interval. Monitor a host by a continuous sending of ICMP packets at user defined intervals. Receive e-mail notification after a user-defined number of slow or lost packets. TraceRoute the real-time path to a remote host by viewing the IP addresses or resolved names of all the routers in between. The Monitor Grid give you a snapshot view of all of the hosts. Addrmon is a small but useful utility that is easy to use and customizable. Best of all AddrMon is available free of charge and runs fine without installing anything! AddrMon doesn t create any new registry-keys, change system settings or create hidden files on your computer. Simply remove the executable, configuration and help file and AddrMon is completely removed from your computer.