1These are programs to conduct simple benchmarks. 2See usage() in files (option -h|--help) for more information. 3 4listen.pl 5- listen for incoming connection 6- echo RTP back 7- can handle multiple connections in parallel 8 9call.pl 10- create muliple parallel calls and send special crafted RTP traffic 11 The RTP are not real voice data, but sequence and timestamps inside 12 an RTP frame. 13- expect the RTP to be echod back, analyse the response and report 14 delays, lost packets etc 15- 16