Colasoft Packet Player enables you to open and replay previously captured packet trace files. It supports many packet trace file formats created by many sniffer software, such as Colasoft Capsa, Ethereal, Network General Sniffer and WildPackets EtherPeek/OmniPeek and more. The packets are sent to the adapter of your choice with optional burst mode and loop sending.

The license of this software is Freeware, you can free download and free use this protocol analyzer software.