In article <[email protected]>, Kevin P. Fleming <[email protected]> wrote: > On 01/19/2012 05:25 PM, Tony Mountifield wrote: > > Often, when I want to be able to do post-mortem analysis of network > > traffic, I can have a suitable tcpdump with -w to capture raw packets > > for later analysis with Wireshark. On some systems I have this running > > continuously on the SIP port. > > > > Is there any way of doing something similar with PRI ISDN protocol? > > I certainly don't want to have pri span debug running all the time, > > but from time to time I do get customer queries about calls that have > > failed or dropped for some reason, and it would be very useful to be > > able to view the PRI exchange retrospectively. So I'd like the ability > > efficiently to log PRI traffic raw to a file and then interpret it later. > > > > Does anything like this exist already? Or could anyone point me in > > the right direction for developing something? > > Search for 'DAHDI pcap'; in recent versions of DAHDI it has become > possible to generate PCAP dumps of HDLC traffic on D-channels (which > could be ISDN, Q.SIG, SS7, etc.).
Thanks, that sounds just the job... Tony -- Tony Mountifield Work: [email protected] - http://www.softins.co.uk Play: [email protected] - http://tony.mountifield.org -- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
