AccessAgility is a technology company that offers mainly services and tools around WiFi technologies. One of their offerings is WiFi Scanner. It is a WiFi discovery and scanning tool for IT professionals for detailed information about surrounding WiFi networks. It’s supported on Windows and MacOS and provides information such as…
To summarize my coverage of the ping-verse, so far on the NetBeez blog, I have covered four different utilities: ping, nping, prettyping, gping. In this post, I am continuing with fping. And there is even more ping goodness coming your way soon… Fping stands for fast ping, and its main…
Recently, we talked about prettyping, and continuing our mini-series on the different kinds of ping tests, here we’ll talk about gping. Gping stands for “Graphical ping”; it’s an open source free project. It gives a plot of the ping latency to a host, but the most useful feature is the…
Ping is one of the oldest and also most commonly used utilities for network testing and troubleshooting. We’ve talked about ping before and we’ve also talked about similar utilities such as nping and hping3. Ping Output What ping does (sending ICMP echo requests and measuring latency by reading the ICMP reply)…
If you google something like “find my public IP,” you will probably find dozens of websites that as soon as you open them display your public IP such as this one: It may also give you the geographical location of your IP, but even if they don’t, it’s as easy…
We have talked about the differences between iPerf2 and iPerf3 in terms of their reverse options. I recently noticed that the latest iPerf3 version 3.7 released on 06/21/2019 has an additional option to handle reverse testing, and I wanted to talk about it. Installation It takes a while for a…
We have already discussed packet analysis with tcpdump but will dive deeper in this post! Tcpdump is probably the most popular and capable tool that allows you to dig down to all the bits and bytes of network traffic, including TCP flags. Ngrep, stands for “network grep,” and like its cousin, the…
Let’s consider the following scenario: you have a Linux host that has more than one network interface, both are routable and both are up and running. How do you determine which interface or route is used when trying to reach another host? In other words the routing table looks like…
Most of medium to large companies have three levels of escalation of trouble tickets: Help Desk – The first level is generally handed by the help desk (or service desk) that receives and processes user reported outages via phone or other communication means. Before opening and escalating a ticket to…
