The newest version is Java-based and therefore requires JRE to be installed. It also performs reverse-DNS lookups of hosts to make them easier to identify. Info PageĪngry IP Scanner is great for performing a quick ping-sweep of an IP range. It has some built-in simple OIDs to check basic SNMP functionality (like querying device uptime), but also allows you to specify custom OID’s if you need to check something specific. This SNMP test utility is great for checking that your SNMP daemon on your network device is running and configured properly. I have used this app many times for cutover scenarios, where I want to make sure all nodes come back up after a planned network maintenance. The main window (not shown) will pull IPv4 addresses from any kind of textual data set (like a config or CLI output) and dump the IP addresses into the Mass Pinger window which continually pings the IP’s recording statistics and reachability information. Network Pinger is really useful as an ad-hoc monitoring tool. A very useful app for doing something like removing sensitive content (like a password) from several files. This program can be used to search through files within a directory tree which match a certain criteria (name, extension, etc), then find and replace textual content within each those files. INI file in the local directoy so it can fire up with the same settings as before. It saves your settings (FTP username/password, directory, etc) in an. 3CDaemon originally comes with an installer, but doesn’t really require installation. It was originally written by 3COM (hence the name) and I’m not sure if it was ever sold, or just offered free. This program is a FTP Server, TFTP Server, Syslog Server, and TFTP Client all in one. NOTE: Since I typically run a Windows PC as my main workstation, these are all Windows based. To skip the descriptions and just get the links, see the QUICK LINKS section at the bottom of the page.

Here is a list of my most-used utilities. Anybody who has been in the IT world for a time likely has a stash of small, portable, and often free programs they use to help in this area. Troubleshooting and managing a network is much easier when you have the proper tools.

3cdaemon tftp latest version