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Wireshark-users: Re: [Wireshark-users] no capture interfaces displayed in wireshark

From: Chuck Crisler <charles.crisler@xxxxxxxxxxx>
Date: Mon, 13 Jul 2009 20:11:39 -0400
Jaap, Thank You for the help. I just got back to this problem. the
'chmod +s dumpcap' did NOT work. I re-ran config with the option you
specified and that works great.

Again, Thank You for your help!
Chuck

On Fri, 2009-07-10 at 07:15 +0200, Jaap Keuter wrote:
> Hi Chuck,
> 
> You'll need root like priviledges to be able to open the raw socket  
> for packet capture. There are two ways to do this:
> Most common is to run Wireshark as root (through sudo or alike). This  
> is actually least preferable solution since it's only dumpcap that  
> needs elevated priviledges.
> The best way to do this is to configre the build with --enable-setuid- 
> install, which builds dumpcap setuid root.
> 
> I don't know if this survives in RPM build, so you can always do that  
> afterwards: # chmod +s dumpcap
> You can try that with your current build as well to see if it works.
> 
> Thanx,
> Jaap
> 
> 
> Sent from my iPhone
> 
> On 10 jul 2009, at 03:49, Chuck Crisler <charles.crisler@xxxxxxxxxxx>  
> wrote:
> 
> > Hello! I have used wireshark and pcap on Windows but this is my first
> > time on Linux. Initially I downloaded, configured, built and installed
> > the source. Then I used add/remove software (should have done that
> > first!). I also loaded libpcap-14:0.9.8-f.fc10 (redhat) and
> > libpcap-devel-14:0.9.8-3.fc10. When I start wireshark, I get the 1.2.0
> > version. However, if I click on capture/interface list, the list of
> > interfaces is empty. Yes, I do have a NIC and am connected to a
> > network. :-) I think pcap is NOT running. I have briefly looked at the
> > FAQs and docs and pcap man page but didn't see anything relevant to
> > start it (or even to verify if that is my problem). I would really
> > appreciate any help.
> >
> > TIA!
> > Chuck
> >
> > ___________________________________________________________________________
>  
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