Short description of Colasoft Packet Player 1.2.1: Colasoft Packet Player is a replay tool which allows you to open captured packet trace file and playback in the network. Colasoft Packet Player supports many packet trace file formats created by many sniffer software, such as Colasoft Capsa, Ethereal, Network General Sniffer and WildPackets EtherPeek/OmniPeek etc, it also support burst mode and loop sending feature.