NETworkManager – Free but powerful network manager and troubleshooter

NETworkManager is a free and open-source network operation and maintenance toolkit. It consists of a variety of tools such as an IP scanner, Port Scanner, Ping Monitor, WiFi analyzer, PuTTY/RemoteDesktop with tabs or an LLDP/CDP capture (and many more) in a unified UI, and simplifies the management of your network via quick access to all the basic tools necessary, everything is at hand and divided into categories。