[Wireshark-users] Comparing RTP stream Jitter and Max Delta

2007-05-04 Thread Jaakko Hakalahti
Hello, I have been troubled with understanding the connection between the Max Delta (ms) and the Max Jitter (ms) column in the RTP stream analysis. If I use a G.711 codec (PCM) for the VoIP-call, there should be one packet sent every 20 milliseconds and therefore the Max Delta (ms) value

Re: [Wireshark-users] Comparing RTP stream Jitter and Max Delta

2007-05-04 Thread Lars Ruoff
Hi, see http://wiki.wireshark.org/RTP_statistics - How jitter is calculated (bottom of page). Basically, jitter is a smoothed derivative of the interarrival delta. So it will not get nearly as high as the deltas itself, unless fluctuations of deltas are very frequent and of high amplitude over