Wireshark · Wireshark-dev: Re: [Wireshark-dev] capturing on multiple interfaces

[Michael Tüxen <Michael.Tuexen@xxxxxxxxxxxxxxxxx>]

On May 21, 2009, at 5:17 PM, Tyson Key wrote:

> Hi Michael. This is fantastic news to hear!
> Will it eventually support non-Ethernet, and mixed link types in the  
> same file (e.g. mmapped Linux USB and Ethernet), out of interest?
Yes, it should be possible to capture from multiple interfaces of link  
types
which are supported today (so I do not add new link types). For  
supporting
multiple link types, I had to add pcapng support, which is already  
there...

Best regards
Michael

> Thanks,
> Tyson.
>
> On Thu, May 21, 2009 at 1:11 PM, Michael Tüxen <Michael.Tuexen@xxxxxxxxxxxxxxxxx 
> > wrote:
> On May 21, 2009, at 12:02 PM, <chandra.kotikalapudi@xxxxxxxxx> wrote:
>
> > Hi Michael,
> >
> > I have downloaded the source code from SVN. Can you please say how
> > to use dumpcap option -n to capture on interfaces x1, x2, x3 from x1
> > to xn.
> Currently you can capture only on one interface, so
> dumpcap -n -i en0
> should work.
> A future version will support
> dumpcap -n -i en0 -s 100 -i en1 -s 1000
> and so one, where you capture on en0 with snaplen 100 and on en1 with
> snaplen 1000.
> You will also be able to set a pe interface capture filter, link type,
> promiscuous flag.
> I'll send a note to the dev list, when this stuff is working.
>
> Which platform are you using?
>
> Best regards
> Michael
>
> >
> >
> > Regards,
> > Chandra.
> >
> > -----Original Message-----
> > From: Chandra Sekhar kotikalapudi (WT01 - Telecom Equipment)
> > Sent: Thursday, May 21, 2009 3:20 PM
> > To: 'Developer support list for Wireshark'
> > Subject: RE: [Wireshark-dev] capturing on multiple interfaces
> >
> > Hi Michael,
> >
> > It is good to hear you have already working on it. Can you please
> > say in which svn version it is available so that I could do the
> > testing what ever possible?
> >
> > Thanks & Regards,
> > Chandra.
> >
> > -----Original Message-----
> > From: wireshark-dev-bounces@xxxxxxxxxxxxx [mailto:wireshark-dev-bounces@xxxxxxxxxxxxx
> > ] On Behalf Of Michael Tüxen
> > Sent: Thursday, May 21, 2009 2:52 PM
> > To: Developer support list for Wireshark
> > Subject: Re: [Wireshark-dev] capturing on multiple interfaces
> >
> > On May 21, 2009, at 8:59 AM, <chandra.kotikalapudi@xxxxxxxxx> <chandra.kotikalapudi@xxxxxxxxx
> >> wrote:
> >
> >> Hi Tyson,
> >>
> >> Thank you very much for the response.
> >> Is it possible to capture on desired 'x' interfaces in 'n'
> >> interfaces available using "dumpcap".
> > This is what I'm working on. The capture file will be stored
> > in .pcapng format...
> > Saving in .pcapng is already available in the svn version. Use the  
> -n
> > option.
> > Testing it is highly appreciated...
> >
> > Best regards
> > Michael
> >
> >>
> >> Regards,
> >> Chandra.
> >> From: wireshark-dev-bounces@xxxxxxxxxxxxx [mailto:wireshark-dev-bounces@xxxxxxxxxxxxx
> >> ] On Behalf Of Tyson Key
> >> Sent: Monday, May 18, 2009 8:53 PM
> >> To: Developer support list for Wireshark
> >> Subject: Re: [Wireshark-dev] capturing on multiple interfaces
> >>
> >> Hi, Chandra.
> >> Assuming that all the devices you want to capture on uses the same
> >> link type, there's an "any" pseudo-device on Linux that you can  
> use.
> >> Sadly, it doesn't store information about the devices involved, and
> >> the link type-specific headers are transformed into a "Cooked"
> >> format. You might want to investigate pcap-ng for that sort of  
> stuff.
> >>
> >> Hope that helps,
> >> Tyson.
> >> On Mon, May 18, 2009 at 10:23 AM, <chandra.kotikalapudi@xxxxxxxxx>
> >> wrote:
> >> Hi,
> >>
> >>
> >>
> >> We all know Wireshark can capture on different interfaces, can it  
> be
> >> able to capture on all interfaces at once using Wireshark?
> >>
> >>
> >>
> >> If 'No' is the answer can any one help me in understanding how
> >> capturing is done using Wireshark?
> >>
> >> I could change the implementation accordingly for my needs to
> >> capture on all interfaces.
> >>
> >>
> >>
> >> Thanks in advance.
> >>
> >>
> >>
> >> Regards,
> >>
> >> Chandra.
> >>
> >>
> >>
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