david lopez wrote: > > Hi > > I'm developing a position system for my PhD. This system is based on > Round Trip Time measurements. I'm getting the timestamp of the packets > using Tethereal and the Mactime in the Prism Monitor Header > > My problem is: the sniffer is too slow. When I'm flooding the receiver > with pings, using the linux command ping –f, if I send X in one second > I cannot get this number of packets in the sniffer, I always get less, > around the 10%. It is like the sender is quicker generating than the > sniffer capturing them. How can I improve the number of capture > packets per second in the sniffer? > > The sequence that I'm sending and trying to capture is a ping > sequence using Request to send/Clear to send, so the whole sequence is: > > -Request to send > > -Clear to send > > -Request (ping) > > -Acknowledge > > -Reply (ping) > > -Acknowledge > > I'm only interested in the RTS and CTS timestamps, can I filter out > the Request, Reply and Ack packets using tcpdump filters in Tethereal? > Maybe in this way Ill be quicker > see http://wiki.wireshark.org/Performance
Regards, ULFL _______________________________________________ Wireshark-dev mailing list [email protected] http://www.wireshark.org/mailman/listinfo/wireshark-dev
