A flexible tool to display network traffic on any interface. Shows bytes received, send and total per amount of time specfied. Use the -h option to see all arguments the commands accepts.
AirGrab Network Packet Analyzer is a professional network analyzer (also known as protocol analyzer and packet sniffer), Network Packet Analyzer performs real-time packet capturing, network monitoring, advanced protocol analyzing and much more.
ConceptDraw NetDiagrammer is a computer network diagramming and LAN scanning tool. It allows you to draw professional network, system and UML diagrams, schematics and flowcharts. Shareware | 42.09 Mb | $299