Cuando el habla de merging el se refiere a combinar las dos capturas, esta posibilidad se encuentra en en el menu principal de wireshar con ese nombre.
2008/3/13, Fabiana moreno <[EMAIL PROTECTED]>: > > Thanks for your reply! very helpful...But can you explain what do you > exactly refer with merging the captures? sorry my first language isnt > english. Thanks! > > On 13/03/2008, Martin Mathieson <[EMAIL PROTECTED]> wrote: > > > > Then you can run a normal ping. Merge the captures, and, assuming that > > both journies took the same amount of time, you now know: > > - the network latency (although note that ICMP may not be given the same > > priority as RTP./RTCP traffic) > > - how much you might need to time-shift the second trace before merging > > to get them in the same time frame > > > > > > On Thu, Mar 13, 2008 at 6:52 PM, Fabiana moreno <[EMAIL PROTECTED]> > > wrote: > > > > > My receiver computer is running under windows and the one transmitting > > > the video is running under linux.....How can i do this in this case??? > > > > > > > > > On 13/03/2008, Rob MacKenzie <[EMAIL PROTECTED]> wrote: > > > > > > > > I looked at re-writing ping once to test time difference… IF your > > > > endpoints are in the same building, consider running a wire between the > > > > parallel ports and code something to check the exact time when you flip > > > > a > > > > switch or something. Then you would have a trigger time for both. > > > > > > > > > > > > ------------------------------ > > > > > > > > *From:* [EMAIL PROTECTED] [mailto: > > > > [EMAIL PROTECTED] *On Behalf Of *Martin > > > > Mathieson > > > > *Sent:* March 13, 2008 12:13 PM > > > > *To:* Community support list for Wireshark > > > > *Subject:* Re: [Wireshark-users] end-to-end delay calculation > > > > > > > > > > > > > > > > If you have console / command prompt of some type, most operating > > > > systems have a ping command that uses ICMP to test connectivity and > > > > routrip > > > > delay to a remote host and back. > > > > But I don't know what OS or environment is running on your > > > > endpoints. > > > > > > > > On Thu, Mar 13, 2008 at 4:05 PM, Fabiana moreno <[EMAIL PROTECTED]> > > > > wrote: > > > > > > > > how can do the ping? I dont know what this is > > > > > > > > > > > > > > > > On 13/03/2008, *Martin Mathieson* <[EMAIL PROTECTED]> > > > > wrote: > > > > > > > > You could of course do a ping. And see how close to the middle the > > > > far side sees something happen... > > > > > > > > > > > > > > > > On Thu, Mar 13, 2008 at 2:49 PM, Fabiana moreno <[EMAIL PROTECTED]> > > > > wrote: > > > > > > > > Well i did this...but i dont know if it's ideal...i think it would > > > > work though.... > > > > > > > > I synchronized the two computers to a server on the internet before > > > > every capture so both have the exact same time. > > > > > > > > i have my sniffer in the two computers, the one that sends and the > > > > ones that receive. > > > > > > > > I created a function in matlab that calculates the difference > > > > between those two times... > > > > > > > > I am being really carefull when i have a packet lost or things like > > > > that.... > > > > > > > > But probably this can work???? ... > > > > > > > > > > > > > > > > On 13/03/2008, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: > > > > > > > > Hi Fabiana, > > > > > > > > > > > > > > > > the only way to do that is if you know the time difference between > > > > the machines. > > > > > > > > It´s not so easy however if you use windows you could try > > > > synchronizing both endpoints by using: > > > > > > > > w32tm /config /manualpeerlist:[IP to synchronize to] /update > > > > /syncfromflags:MANUAL > > > > > > > > > > > > > > > > and then monitor the time difference with: > > > > > > > > w32tm /stripchart /computer:[IP to synchronize to] > > > > > > > > > > > > > > > > ,you always can have a delay reference by pinging and dividing by 2 > > > > the RTT. > > > > > > > > > > > > > > > > HTH > > > > > > > > Juan > > > > > > > > > > > > > > > > > > > > ------------------------------ > > > > > > > > *From:* [EMAIL PROTECTED] [mailto: > > > > [EMAIL PROTECTED] *On Behalf Of *ext Fabiana > > > > moreno > > > > *Sent:* Miércoles, 12 de Marzo de 2008 09:38 a.m. > > > > *To:* Community support list for Wireshark > > > > *Subject:* Re: [Wireshark-users] end-to-end delay calculation > > > > > > > > so ... it is not reliable if i substract the time i hav in the > > > > client minus the time i have in the server to get my end the end delay? > > > > > > > > On 12/03/2008, *Hansang Bae* <[EMAIL PROTECTED]> wrote: > > > > > > > > Fabiana moreno wrote: > > > > > Hello there, > > > > > > > > > > I know wireshark is not able to calculate the end-to-end delay of > > > > a > > > > > packet when streaming. I was just wondering if adjusting the > > > > clocks of > > > > > my two computers(sender and receiver) to the network time protocol > > > > and > > > > > having the sniffer at both ends i could calculate the > > > > end-to-end-delay > > > > > tracing each packet. Does this sound logical? > > > > > > > > > > > > > > > > > It is within the limits of ntp. Unless there is a WAN involved, the > > > > packets are flying around at an order of magnitude faster than what > > > > ntp > > > > can provide (ms resolution) > > > > > > > > -- > > > > > > > > Thanks, > > > > Hansang > > > > _______________________________________________ > > > > Wireshark-users mailing list > > > > Wireshark-users@wireshark.org > > > > http://www.wireshark.org/mailman/listinfo/wireshark-users > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > Wireshark-users mailing list > > > > Wireshark-users@wireshark.org > > > > http://www.wireshark.org/mailman/listinfo/wireshark-users > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > Wireshark-users mailing list > > > > Wireshark-users@wireshark.org > > > > http://www.wireshark.org/mailman/listinfo/wireshark-users > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > Wireshark-users mailing list > > > > Wireshark-users@wireshark.org > > > > http://www.wireshark.org/mailman/listinfo/wireshark-users > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > > > Wireshark-users mailing list > > > > Wireshark-users@wireshark.org > > > > http://www.wireshark.org/mailman/listinfo/wireshark-users > > > > > > > > > > > > --------------------------------------------------------------------- > > > > > > > > This transmission (including any attachments) may contain > > > > confidential information, privileged material (including material > > > > protected > > > > by the solicitor-client or other applicable privileges), or constitute > > > > non-public information. Any use of this information by anyone other > > > > than the > > > > intended recipient is prohibited. If you have received this > > > > transmission in > > > > error, please immediately reply to the sender and delete this > > > > information > > > > from your system. Use, dissemination, distribution, or reproduction of > > > > this > > > > transmission by unintended recipients is not authorized and may be > > > > unlawful. > > > > > > > > > > > > _______________________________________________ > > > > Wireshark-users mailing list > > > > Wireshark-users@wireshark.org > > > > http://www.wireshark.org/mailman/listinfo/wireshark-users > > > > > > > > > > > > > > > > > _______________________________________________ > > > Wireshark-users mailing list > > > Wireshark-users@wireshark.org > > > http://www.wireshark.org/mailman/listinfo/wireshark-users > > > > > > > > > > _______________________________________________ > > Wireshark-users mailing list > > Wireshark-users@wireshark.org > > http://www.wireshark.org/mailman/listinfo/wireshark-users > > > > > > _______________________________________________ > Wireshark-users mailing list > Wireshark-users@wireshark.org > http://www.wireshark.org/mailman/listinfo/wireshark-users > >
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