#Angry ip scanner for linux manual

Some versions offer multiple command line options that can include parameters such as the size of the payload for each request, the total number of tests, the limit of network hops, or the interval between requests. Today, ping is present in almost all operating systems, but its implementation varies somewhat between platforms. Its name refers to the sound of sonar echoes heard in submarines. His developer needed a tool to help him debug the abnormal network behaviors he observed. Ping was created out of necessity in 1983, proving once again that necessity is the mother of invention. Let's take a look at this ubiquitous but old utility. No matter what you need to analyze IP addresses, most of the tools are Ping based. In fact, it can be considered a fairly rudimentary form of pseudo-IP address management. Often times, this will be the only way to ensure that there are no IP address conflicts. In these situations, IP address analysis tools become a necessity.įor people without a formal IP address management process, IP address analysis may be even more important.

#Angry ip scanner for linux manual

While many, if not all, IP Address Management (IPAM) tools include some form of IP address scanning, many choose to manage the IP address through a manual process rather than a built-in tool. In addition to security reasons, analyzing IP addresses is also the first step in any attempt to IP address management. And several of his colleagues have been assigned the wrong IP addresses. Unbeknownst to him, the router started issuing IP addresses from its built-in DHCP server. He only needed a few more ports to connect an additional test computer, and he thought he could use the switch built into his router.

I remember this user blocking many of his coworkers from accessing the company network when he connected his home Internet router to it. These could be, for example, devices logged in by malicious users to spy on your organization.īut even well-meaning users can sometimes wreak havoc by connecting their personal devices. Analyzing IP addresses on a network allows you to quickly discover unauthorized devices.

And speaking of scanning tools, our next agenda will be to not only list, but also briefly review some of the best IP scanners for Linux and explore their key features and differentiators.Īside from the sheer fun and enlightenment of knowing which IP addresses are being used, there are several reasons why one would want to analyze IP addresses. Knowing how it works or what it can do will probably be helpful when we begin to look at the different analysis tools available. Although ping is not a scanning tool, this utility is at the heart of most IP address scanning tools. Next, we'll take an in-depth look at the ping utility. Specifically, we'll see why one would scan an IP address because as much as it is good to know which IP addresses are being used, there has to be a point to do so. Today we are reviewing some of the best IP scanners for Linux that will make your life easier when you need to scan IP addresses. Fortunately, there are tools that automatically scan a group of IP addresses and report their responsiveness. However, being the smallest of the networks with only a handful of IP addresses, it can quickly become a chore. Thus, by successively sending a ping request to all the IP addresses of a network, one can get a pretty good idea of which ones are used and which are available. Ping, which has been around for almost as long as IP networks, is probably the best way to test connectivity to a given IP address.

Very often this is something one would do using the ping command. If you want to know which IP addresses are actually in use on your network, your only option is to scan them all.