Network tools are essential for solving issues with a computer network that is not performing as it should. There are quite a few things can do to aid in returning a network to its rightful state, and ...

“Ping,” a command that was designed – and used for many years – to confirm communication with and/or round-trip latency to an IP address or URL, has become much less useful. And this is really a shame ...

In the previous lesson, we reviewed the ICMP (Internet Control Message Protocol). It’s the basis for the applications ping and traceroute. If you recall from that lesson, when you ping an address with ...

Linux is a great OS for networking. It's a top system for servers for a reason. Linux distros come preinstalled with many ...

When we began this series, we discussed the ICMP (Internet Control Message Protocol). This protocol is the basis for two widely used applications, ping and traceroute. In this lesson and the next, we ...

I'm looking for some clarity on the inner workings of traceroute and ping record-route. Here's my understanding.<BR><BR>Traceroute sends UDP (ports 33434-33534) packets with a destination IP as ...

I have found a host on our WAN that is dual homed. I am assuming that this host has routing enabled. There are three hops between me and this host. I would like to use this host as a router and query ...

The process of troubleshooting your network involves a methodology that starts with cabling and works through the OSI model to the application layer. The network devices have a network cable that ...